All Transactions
Transactions listed are from November 1 of previous year to April 1 of the following year.
- November 3, 1983
The Philadelphia Phillies released Larry Christenson.
- November 4, 1983
The Cincinnati Reds signed Brad Gulden as a free agent.
The Milwaukee Brewers signed Ray Searage as a free agent.
- November 7, 1983
Doug Bair of the Detroit Tigers granted free agency.
Jim Bibby of the Pittsburgh Pirates granted free agency.
Doug Bird of the Boston Red Sox granted free agency.
Enos Cabell of the Detroit Tigers granted free agency.
Bert Campaneris of the New York Yankees granted free agency.
Rod Carew of the California Angels granted free agency.
Warren Cromartie of the Montreal Expos granted free agency.
Julio Cruz of the Chicago White Sox granted free agency.
Miguel Diloné of the Pittsburgh Pirates granted free agency.
Jamie Easterly of the Cleveland Indians granted free agency.
Darrell Evans of the San Francisco Giants granted free agency.
Oscar Gamble of the New York Yankees granted free agency.
Rich Gossage of the New York Yankees granted free agency.
Richie Hebner of the Pittsburgh Pirates granted free agency.
Steve Henderson of the Seattle Mariners granted free agency.
Don Hood of the Kansas City Royals granted free agency.
Art Howe of the Houston Astros granted free agency.
Ruppert Jones of the San Diego Padres granted free agency.
Jerry Koosman of the Chicago White Sox granted free agency.
Frank LaCorte of the Houston Astros granted free agency.
Dennis Lamp of the Chicago White Sox granted free agency.
Jerry Martin of the Kansas City Royals granted free agency.
Bake McBride of the Cleveland Indians granted free agency.
Randy Moffitt of the Toronto Blue Jays granted free agency.
Dale Murray of the New York Yankees granted free agency.
Amos Otis of the Kansas City Royals granted free agency.
Dave Parker of the Pittsburgh Pirates granted free agency.
Rob Picciolo of the Milwaukee Brewers granted free agency.
Gene Richards of the San Diego Padres granted free agency.
J.R. Richard of the Houston Astros granted free agency.
Aurelio Rodríguez of the Chicago White Sox granted free agency.
Dan Schatzeder of the Montreal Expos granted free agency.
Ted Simmons of the Milwaukee Brewers granted free agency.
Lary Sorensen of the Cleveland Indians granted free agency.
Elías Sosa of the San Diego Padres granted free agency.
Kent Tekulve of the Pittsburgh Pirates granted free agency.
Derrel Thomas of the Los Angeles Dodgers granted free agency.
Dave Tomlin of the Pittsburgh Pirates granted free agency.
Manny Trillo of the Montreal Expos granted free agency.
Tom Underwood of the Oakland Athletics granted free agency.
Mark Wagner of the Texas Rangers granted free agency.
Denny Walling of the Houston Astros granted free agency.
Jerry White of the Montreal Expos granted free agency.
Milt Wilcox of the Detroit Tigers granted free agency.
The Baltimore Orioles released Dan Ford.
- November 8, 1983
The California Angels released Mickey Mahler.
- November 9, 1983
The Cincinnati Reds released Rich Gale.
The New York Yankees released Rowland Office.
- November 11, 1983
The Kansas City Royals signed José Núñez as an amateur free agent.
- November 12, 1983
The Cincinnati Reds purchased Bob Owchinko from the Pittsburgh Pirates.
- November 14, 1983
The Oakland Athletics signed Bruce Bochte as a free agent.
The Toronto Blue Jays signed Sil Campusano as an amateur free agent.
- November 15, 1983
Mike O'Berry of the California Angels granted free agency.
- November 16, 1983
The Chicago White Sox signed Joe DeSa as a free agent.
- November 17, 1983
The New York Yankees signed Carlos Martínez as an amateur free agent.
- November 20, 1983
Jay Loviglio of the Chicago Cubs granted free agency.
Rich Murray of the San Francisco Giants granted free agency.
- November 21, 1983
The Texas Rangers signed Marv Foley as a free agent.
The New York Yankees signed Dale Murray as a free agent.
The Cincinnati Reds purchased Wayne Krenchicki from the Detroit Tigers.
The Cleveland Indians released Karl Pagel.
The Oakland Athletics traded Dave Beard and Bob Kearney to the Seattle Mariners for Darrel Akerfelds and Bill Caudill.
The Chicago White Sox traded Fran Mullins to the Cincinnati Reds for Steve Christmas.
- November 22, 1983
The California Angels signed Rod Carew as a free agent.
The New York Yankees signed Joe Cowley as a free agent.
The Pittsburgh Pirates signed Jeff Little as a free agent.
The Pittsburgh Pirates signed Andy Rincon as a free agent.
The New York Yankees signed Oscar Azócar as an amateur free agent.
The New York Yankees signed Amalio Carreño as an amateur free agent.
- November 26, 1983
The Oakland Athletics signed Les Straker as a free agent.
- November 28, 1983
The Chicago White Sox purchased Kelly Paris from the Cincinnati Reds.
- December 1, 1983
Lynn Jones of the Detroit Tigers granted free agency.
- December 2, 1983
The New York Yankees signed Kelly Heath as a free agent.
The Chicago White Sox signed Jerry Koosman as a free agent.
The Oakland Athletics released Marshall Brant.
- December 4, 1983
The Houston Astros signed Ty Waller as a free agent.
- December 5, 1983
The Chicago Cubs drafted Johnny Abrego from the Philadelphia Phillies in the 1983 rule 5 draft.
The Oakland Athletics drafted Jeff Bettendorf from the New York Mets in the 1983 rule 5 draft.
The Seattle Mariners drafted Dave Geisel from the Toronto Blue Jays in the 1983 rule 5 draft.
The Toronto Blue Jays drafted Kelly Gruber from the Cleveland Indians in the 1983 rule 5 draft.
The Cincinnati Reds drafted Morris Madden from the Los Angeles Dodgers in the 1983 rule 5 draft.
The San Francisco Giants drafted Fran Mullins from the Cincinnati Reds in the 1983 rule 5 draft.
The Milwaukee Brewers drafted Jamie Nelson from the Seattle Mariners in the 1983 rule 5 draft.
The Kansas City Royals drafted Orlando Sánchez from the St. Louis Cardinals in the 1983 rule 5 draft.
The Philadelphia Phillies drafted Jay Tibbs from the New York Mets in the 1983 rule 5 draft.
The Texas Rangers drafted Pat Underwood from the Cincinnati Reds in the 1983 rule 5 draft.
The Cleveland Indians drafted Tom Waddell from the Atlanta Braves in the 1983 rule 5 draft.
The Chicago White Sox signed Bert Roberge as a free agent.
The Boston Red Sox signed Víctor Rosario as an amateur free agent.
The California Angels released Byron McLaughlin.
The Philadelphia Phillies traded Ron Reed to the Chicago White Sox for a player to be named later. The Chicago White Sox sent Jerry Koosman (February 15, 1984) to the Philadelphia Phillies to complete the trade.
- December 6, 1983
The New York Mets drafted Ed Olwine from the New York Yankees in the 1983 minor league draft.
The Toronto Blue Jays drafted José Segura from the Philadelphia Phillies in the 1983 minor league draft.
The Kansas City Royals signed Lynn Jones as a free agent.
The Cincinnati Reds purchased Tony Pérez from the Philadelphia Phillies.
The Cleveland Indians traded Jim Essian to the Oakland Athletics for Luis Quiñones.
The San Diego Padres traded a player to be named later and Joe Pittman to the San Francisco Giants for Champ Summers. The San Diego Padres sent Tom Francis (minors) (December 7, 1983) to the San Francisco Giants to complete the trade.
The Boston Red Sox traded John Tudor to the Pittsburgh Pirates for Mike Easler.
- December 7, 1983
The New York Yankees signed Mike O'Berry as a free agent.
The Cincinnati Reds signed Dave Parker as a free agent.
The Montreal Expos traded Ray Burris to the Oakland Athletics for Rusty McNealy and cash.
The California Angels traded Tim Foli to the New York Yankees for Curt Kaufman and cash.
As part of a 3-team trade: The San Diego Padres sent Gary Lucas to the Montreal Expos. The Montreal Expos sent Scott Sanderson to the Chicago Cubs. The Montreal Expos sent Al Newman to the San Diego Padres. The Chicago Cubs sent Fritzie Connally, Craig Lefferts and Carmelo Martínez to the San Diego Padres.
The Cleveland Indians traded Jack Perconte and Gorman Thomas to the Seattle Mariners for Tony Bernazard.
The Minnesota Twins traded Gary Ward to the Texas Rangers for Sam Sorce (minors), John Butcher and Mike Smithson.
- December 8, 1983
The California Angels signed Frank LaCorte as a free agent.
The Kansas City Royals traded John Serritella (minors), Joe Szekely (minors) and Jose Torres (minors) to the Los Angeles Dodgers for Joe Beckwith.
The Kansas City Royals traded Duane Dewey (minors) and Mike Armstrong to the New York Yankees for Steve Balboni and Roger Erickson.
The Seattle Mariners traded Bryan Clark to the Toronto Blue Jays for Barry Bonnell.
The Los Angeles Dodgers traded Sid Fernandez and Ross Jones to the New York Mets for Bob Bailor and Carlos Diaz.
The Detroit Tigers traded Larry Pashnick to the Minnesota Twins for Rusty Kuntz.
The Baltimore Orioles traded Tim Stoddard to the Oakland Athletics for Wayne Gross.
The Milwaukee Brewers traded Daniel Scarpetta (minors) and Ned Yost to the Texas Rangers for Jim Sundberg.
- December 9, 1983
The Kansas City Royals signed Don Werner as a free agent.
- December 12, 1983
Bob Lacey of the California Angels granted free agency.
- December 13, 1983
The Oakland Athletics signed Joe Morgan as a free agent.
- December 15, 1983
The St. Louis Cardinals released Jeff Doyle.
The Kansas City Royals traded Ron Johnson to the Montreal Expos for Tom Dixon.
- December 16, 1983
The Chicago White Sox signed Cliff Speck as a free agent.
- December 17, 1983
The Detroit Tigers signed Darrell Evans as a free agent.
- December 19, 1983
The Pittsburgh Pirates signed Amos Otis as a free agent.
The Montreal Expos signed Dan Schatzeder as a free agent.
The California Angels traded Curt Brown to the New York Yankees for Mike Browning (minors).
- December 20, 1983
The San Francisco Giants signed Manny Trillo as a free agent.
The Houston Astros signed Denny Walling as a free agent.
The Kansas City Royals traded Willie Aikens to the Toronto Blue Jays for Jorge Orta.
The California Angels traded Bobby Clark to the Milwaukee Brewers for Jim Slaton.
The Montreal Expos traded Pat Rooney to the New York Yankees for Tim Burke.
- December 21, 1983
Steve Comer of the Philadelphia Phillies granted free agency.
The Baltimore Orioles traded Craig Minetto to the Houston Astros for Bobby Sprowl.
- December 22, 1983
The Pittsburgh Pirates signed Kent Tekulve as a free agent.
- December 23, 1983
The Detroit Tigers signed Doug Bair as a free agent.
The Montreal Expos signed Sal Butera as a free agent.
- December 29, 1983
The Detroit Tigers signed Milt Wilcox as a free agent.
- Before 1984 Season
The Baltimore Orioles signed Luis Rosado as a free agent.
The Cleveland Indians released Joe Charboneau.
The Texas Rangers released Pat Underwood.
- January 3, 1984
The Oakland Athletics signed Félix José as an amateur free agent.
The Oakland Athletics signed Luis Polonia as an amateur free agent.
- January 5, 1984
The Chicago Cubs signed Richie Hebner as a free agent.
The New York Yankees signed Phil Niekro as a free agent.
- January 6, 1984
The San Diego Padres signed Rich Gossage as a free agent.
- January 7, 1984
The Detroit Tigers signed Ramón Peña as a free agent.
- January 8, 1984
The Chicago White Sox signed Julio Cruz as a free agent.
- January 10, 1984
The Milwaukee Brewers signed Dave Huppert as a free agent.
The Toronto Blue Jays signed Dennis Lamp as a free agent.
- January 12, 1984
The Montreal Expos signed Johnny Paredes as a free agent.
The San Francisco Giants signed Scot Thompson as a free agent.
The Pittsburgh Pirates signed Dave Tomlin as a free agent.
- January 13, 1984
The Los Angeles Dodgers signed Terry Whitfield as a free agent.
- January 14, 1984
The Cleveland Indians signed DeWayne Buice as a free agent.
- January 15, 1984
The New York Mets traded John Semprini (minors) to the Seattle Mariners for Jim Maler.
- January 16, 1984
The Milwaukee Brewers signed Ted Simmons as a free agent.
The Oakland Athletics released Jack Daugherty.
- January 17, 1984
The Cleveland Indians signed Jamie Easterly as a free agent.
The Baltimore Orioles signed Nate Snell as a free agent.
The Milwaukee Brewers released Don Money.
The New York Yankees drafted Tim Belcher in the 1st round (1st pick) of the 1984 amateur draft (January Secondary). Player signed February 2, 1984.
The Seattle Mariners drafted Calvin Jones in the 1st round (1st pick) of the 1984 amateur draft (January). Player signed May 27, 1984.
The Boston Red Sox drafted Dan Gakeler in the 1st round (3rd pick) of the 1984 amateur draft (January Secondary).
The Cleveland Indians drafted Tommy Hinzo in the 1st round (3rd pick) of the 1984 amateur draft (January), but was not signed.
The Chicago Cubs drafted Damon Berryhill in the 1st round (4th pick) of the 1984 amateur draft (January). Player signed June 2, 1984.
The Los Angeles Dodgers drafted Shawn Hillegas in the 1st round (4th pick) of the 1984 amateur draft (January Secondary).
The Chicago White Sox drafted Jeff Richardson in the 1st round (7th pick) of the 1984 amateur draft (January Secondary), but was not signed.
The San Diego Padres drafted Randy Byers in the 1st round (8th pick) of the 1984 amateur draft (January Secondary).
The St. Louis Cardinals drafted Jeff Blauser in the 1st round (8th pick) of the 1984 amateur draft (January), but was not signed.
The Oakland Athletics drafted Tim Fortugno in the 1st round (9th pick) of the 1984 amateur draft (January), but was not signed.
The San Francisco Giants drafted Greg Litton in the 1st round (10th pick) of the 1984 amateur draft (January).
The Houston Astros drafted Rob Mallicoat in the 1st round (16th pick) of the 1984 amateur draft (January Secondary).
The Pittsburgh Pirates drafted Gil Heredia in the 1st round (16th pick) of the 1984 amateur draft (January), but was not signed.
The Toronto Blue Jays drafted Eric Yelding in the 1st round (19th pick) of the 1984 amateur draft (January).
The Pittsburgh Pirates drafted Jay Buhner in the 2nd round of the 1984 amateur draft (January Secondary). Player signed May 26, 1984.
The Atlanta Braves drafted Chris Cron in the 2nd round of the 1984 amateur draft (January Secondary).
The New York Mets drafted Kevin Elster in the 2nd round of the 1984 amateur draft (January). Player signed May 21, 1984.
The Philadelphia Phillies drafted Mike Jackson in the 2nd round of the 1984 amateur draft (January Secondary). Player signed April 27, 1984.
The California Angels drafted Doug Jennings in the 2nd round of the 1984 amateur draft (January). Player signed May 26, 1984.
The Kansas City Royals drafted Steve Carter in the 2nd round of the 1984 amateur draft (January Secondary), but was not signed.
The Texas Rangers drafted Gordon Dillard in the 2nd round of the 1984 amateur draft (January), but was not signed.
The Kansas City Royals drafted Eric Hetzel in the 2nd round of the 1984 amateur draft (January), but was not signed.
The Baltimore Orioles drafted Jim Hunter in the 2nd round of the 1984 amateur draft (January Secondary), but was not signed.
The Houston Astros drafted Russ Swan in the 2nd round of the 1984 amateur draft (January), but was not signed.
The Boston Red Sox drafted John Leister in the 3rd round of the 1984 amateur draft (January Secondary).
The Boston Red Sox drafted Daryl Irvine in the 3rd round of the 1984 amateur draft (January), but was not signed.
The Toronto Blue Jays drafted Dwight Smith in the 3rd round of the 1984 amateur draft (January), but was not signed.
The Pittsburgh Pirates drafted Tom Prince in the 4th round of the 1984 amateur draft (January Secondary). Player signed May 24, 1984.
The San Francisco Giants drafted Mackey Sasser in the 5th round of the 1984 amateur draft (January).
The Cincinnati Reds drafted Mike Smith in the 5th round of the 1984 amateur draft (January).
The Baltimore Orioles drafted Blaine Beatty in the 5th round of the 1984 amateur draft (January), but was not signed.
The Texas Rangers drafted Steve Cummings in the 5th round of the 1984 amateur draft (January), but was not signed.
The St. Louis Cardinals drafted Greg Vaughn in the 5th round of the 1984 amateur draft (January), but was not signed.
The Houston Astros drafted Dave Meads in the 6th round of the 1984 amateur draft (January).
The Minnesota Twins drafted Joe Bitker in the 6th round of the 1984 amateur draft (January), but was not signed.
The New York Mets drafted Craig Worthington in the 6th round of the 1984 amateur draft (January), but was not signed.
The New York Mets drafted Scott Little in the 7th round of the 1984 amateur draft (January).
The Seattle Mariners drafted Mike Blowers in the 8th round of the 1984 amateur draft (January), but was not signed.
The Houston Astros drafted Greg Hibbard in the 8th round of the 1984 amateur draft (January), but was not signed.
The San Diego Padres drafted Rodney McCray in the 9th round of the 1984 amateur draft (January).
The New York Mets drafted Brian Givens in the 10th round of the 1984 amateur draft (January). Player signed May 22, 1984.
The Cleveland Indians drafted Mike Fitzgerald in the 10th round of the 1984 amateur draft (January), but was not signed.
The Oakland Athletics drafted Darren Reed in the 10th round of the 1984 amateur draft (January), but was not signed.
The Philadelphia Phillies drafted Jeff Wetherby in the 10th round of the 1984 amateur draft (January), but was not signed.
The Pittsburgh Pirates drafted Alex Cole in the 11th round of the 1984 amateur draft (January), but was not signed.
The New York Yankees drafted Jerry Goff in the 12th round of the 1984 amateur draft (January), but was not signed.
The Houston Astros drafted Jeff Gardner in the 14th round of the 1984 amateur draft (January), but was not signed.
The Minnesota Twins drafted Mark Grace in the 15th round of the 1984 amateur draft (January), but was not signed.
The St. Louis Cardinals released Rafael Santana.
The New York Mets signed Rafael Santana as a free agent.
- January 19, 1984
The Cleveland Indians signed Steve Comer as a free agent.
The Montreal Expos signed Miguel Diloné as a free agent.
- January 20, 1984
The Montreal Expos signed Pete Rose as a free agent.
The Chicago White Sox chose Tom Seaver from the New York Mets as a free agent compensation pick.
- January 23, 1984
The Baltimore Orioles signed Dan Ford as a free agent.
The Seattle Mariners signed Paul Mirabella as a free agent.
The Seattle Mariners signed Bill Nahorodny as a free agent.
The Oakland Athletics signed Lary Sorensen as a free agent.
The Cleveland Indians traded Tom Brennan to the Chicago White Sox for a player to be named later. The Chicago White Sox sent Craig Smajstrla (July 9, 1985) to the Cleveland Indians to complete the trade.
- January 25, 1984
The New York Mets signed Mickey Mahler as a free agent.
- January 26, 1984
The Seattle Mariners signed Steve Henderson as a free agent.
- January 27, 1984
The Texas Rangers signed Tommy Boggs as a free agent.
The New York Mets signed Dick Tidrow as a free agent.
- January 29, 1984
The Cincinnati Reds signed Jeff Treadway as an amateur free agent.
- January 30, 1984
The Philadelphia Phillies signed Butch Benton as a free agent.
The Chicago White Sox released Lorenzo Gray.
The New York Mets released Dave Kingman.
- February 1, 1984
The Pittsburgh Pirates signed Joe Charboneau as a free agent.
- February 2, 1984
The Montreal Expos signed Derrel Thomas as a free agent.
- February 4, 1984
The California Angels signed Bob Lacey as a free agent.
- February 5, 1984
The Cleveland Indians traded a player to be named later and Toby Harrah to the New York Yankees for a player to be named later, George Frazier and Otis Nixon. The Cleveland Indians sent Rick Browne (minors) (February 8, 1984) to the New York Yankees to complete the trade. The New York Yankees sent Guy Elston (minors) (February 8, 1984) to the Cleveland Indians to complete the trade.
- February 6, 1984
The California Angels signed Rob Picciolo as a free agent.
- February 7, 1984
The Texas Rangers signed Jim Bibby as a free agent.
The Baltimore Orioles signed Tom Underwood as a free agent.
The Chicago White Sox released Fernando Arroyo.
- February 8, 1984
The Oakland Athletics chose Tim Belcher from the New York Yankees as a free agent compensation pick.
The Detroit Tigers traded Colin Ward to the San Francisco Giants for Pat Larkin.
- February 10, 1984
The Cleveland Indians signed Lorenzo Gray as a free agent.
The Philadelphia Phillies released Eddie Miller.
- February 14, 1984
The Detroit Tigers signed Rod Allen as a free agent.
The Atlanta Braves traded José Álvarez to the Houston Astros for Ron Meridith.
The New York Yankees traded Larry Milbourne to the Seattle Mariners for Eric Parent (minors) and Scott Nielsen.
- February 17, 1984
The Houston Astros signed J.R. Richard as a free agent.
- February 19, 1984
The Milwaukee Brewers traded Billy Max (minors) to the New York Mets for Kelvin Moore.
- February 20, 1984
The Houston Astros signed Enos Cabell as a free agent.
The Boston Red Sox signed Rich Gale as a free agent.
- February 21, 1984
The Seattle Mariners signed Jim Lewis as a free agent.
Dusty Baker of the Los Angeles Dodgers granted free agency.
- February 22, 1984
The New York Mets released Mark Bradley.
- February 24, 1984
The Montreal Expos traded Tom Wieghaus to the Houston Astros for a player to be named later. The Houston Astros sent George Bjorkman (March 26, 1984) to the Montreal Expos to complete the trade.
- February 27, 1984
The Montreal Expos traded Al Oliver to the San Francisco Giants for Fred Breining and Max Venable. The San Francisco Giants sent Andy McGaffigan (March 31, 1984) to the Montreal Expos to complete the trade.
- February 29, 1984
The Chicago White Sox signed Fernando Arroyo as a free agent.
- March 1, 1984
The Chicago White Sox released Jim Kern.
- March 4, 1984
The Pittsburgh Pirates signed Jim Neidlinger as an amateur free agent.
- March 10, 1984
The Texas Rangers released Bob Johnson.
- March 13, 1984
The New York Yankees traded Derwin McNealy (minors) to the Toronto Blue Jays for Don Cooper.
- March 16, 1984
The New York Mets released Mickey Mahler.
- March 17, 1984
The St. Louis Cardinals signed Mickey Mahler as a free agent.
The New York Mets signed Jerry Martin as a free agent.
The Chicago Cubs released Fergie Jenkins.
- March 19, 1984
The Detroit Tigers purchased Scotti Madison from the Los Angeles Dodgers.
- March 21, 1984
The St. Louis Cardinals signed Art Howe as a free agent.
The Chicago White Sox released Kelly Paris.
- March 23, 1984
The Seattle Mariners released Manny Castillo.
The Chicago Cubs released Mike Chris.
The Seattle Mariners released Ron Roenicke.
The Seattle Mariners released Rick Sweet.
- March 24, 1984
The Detroit Tigers released Rick Leach.
The Detroit Tigers released Jim Smith.
The Boston Red Sox traded Luis Aponte to the Cleveland Indians for Paul Perry (minors) and Michael Poindexter (minors).
The Philadelphia Phillies traded Alejandro Sánchez to the San Francisco Giants for Dave Bergman.
The Detroit Tigers traded Glenn Wilson and John Wockenfuss to the Philadelphia Phillies for Dave Bergman and Willie Hernández.
- March 25, 1984
The Houston Astros purchased Alan Bannister from the Cleveland Indians.
The Baltimore Orioles traded Tito Landrum to the St. Louis Cardinals for Oscar Brito (minors).
- March 26, 1984
The San Diego Padres released Juan Bonilla.
The Oakland Athletics released Ed Farmer.
The Chicago White Sox released Kevin Hickey.
The Chicago White Sox released Randy Martz.
The Chicago White Sox released Steve Mura.
The St. Louis Cardinals released Jamie Quirk.
The Detroit Tigers released Jerry Ujdur.
The Montreal Expos released Mike Vail.
The Atlanta Braves released Bob Walk.
The Chicago Cubs traded a player to be named later and Stan Kyles (minors) to the Oakland Athletics for Tim Stoddard. The Chicago Cubs sent Stan Boderick (minors) (March 31, 1984) to the Oakland Athletics to complete the trade.
- March 27, 1984
The Chicago White Sox signed Norberto Martin as an amateur free agent.
The San Francisco Giants released Wallace Johnson.
The Chicago Cubs traded Bill Campbell and Mike Diaz to the Philadelphia Phillies for Porfi Altamirano, Bob Dernier and Gary Matthews.
- March 28, 1984
The Pittsburgh Pirates signed Kelly Paris as a free agent.
The San Francisco Giants signed Gene Richards as a free agent.
The St. Louis Cardinals signed Paul Wilmet as a free agent.
The Milwaukee Brewers released Bobby Moore.
- March 29, 1984
The Philadelphia Phillies returned Jay Tibbs (earlier draft pick) to the New York Mets.
The Oakland Athletics signed Dave Kingman as a free agent.
The Oakland Athletics released Mitchell Page.
- March 30, 1984
The Baltimore Orioles purchased Floyd Rayford from the St. Louis Cardinals.
The California Angels released Bob Lacey.
The New York Yankees traded Graig Nettles to the San Diego Padres for a player to be named later and Dennis Rasmussen. The San Diego Padres sent Darin Cloninger (minors) (April 26, 1984) to the New York Yankees to complete the trade.
The Cincinnati Reds traded Dallas Williams to the Detroit Tigers for Charlie Nail (minors).
- March 31, 1984
The Cleveland Indians purchased Juan Espino from the New York Yankees.
The Seattle Mariners released Bill Nahorodny.
The Pittsburgh Pirates released Gene Tenace.
The Chicago Cubs traded Alan Hargesheimer to the Kansas City Royals for Derek Botelho and Don Werner.
- April 1, 1984
The San Francisco Giants signed Dusty Baker as a free agent.
The Montreal Expos signed Wallace Johnson as a free agent.
The Seattle Mariners signed Omar Vizquel as an amateur free agent.
The San Francisco Giants released Jim Barr.
The Cleveland Indians released Juan Eichelberger.
The California Angels released Andy Hassler.
The Kansas City Royals traded Tom Edens to the New York Mets for Tucker Ashford.
The San Diego Padres traded Ron Tingley to the Seattle Mariners for Bill Wrona (minors).
- April 2, 1984
The Chicago White Sox signed Kevin Hickey as a free agent.
The San Francisco Giants signed Bobby Moore as a free agent.
The Baltimore Orioles signed Pat Underwood as a free agent.
The Texas Rangers released Bucky Dent.
- April 3, 1984
The Toronto Blue Jays signed Manny Castillo as a free agent.
The Toronto Blue Jays signed Rick Leach as a free agent.
The Pittsburgh Pirates signed Bob Walk as a free agent.
The New York Yankees released Jim Corsi.
- April 5, 1984
The Philadelphia Phillies signed Steve Mura as a free agent.
The Seattle Mariners signed Bill Nahorodny as a free agent.
The San Diego Padres signed Ron Roenicke as a free agent.
The St. Louis Cardinals purchased Gary Rajsich from the New York Mets.
- April 6, 1984
The Cleveland Indians signed Jerry Ujdur as a free agent.
- April 7, 1984
The Oakland Athletics signed Mark Wagner as a free agent.
The Cleveland Indians released DeWayne Buice.
- April 9, 1984
The Atlanta Braves traded Ron Meridith to the Chicago Cubs for Terry Leach.
- April 10, 1984
The Detroit Tigers signed Ruppert Jones as a free agent.
- April 17, 1984
The New York Yankees signed Oscar Gamble as a free agent.
- April 18, 1984
The Milwaukee Brewers signed Paul Hartzell as a free agent.
- April 20, 1984
The Philadelphia Phillies released Butch Benton.
- April 23, 1984
The Chicago Cubs traded Terry Austin (minors) to the San Diego Padres for Paul Noce.
- April 24, 1984
The Cincinnati Reds sent Alex Treviño to the Atlanta Braves as part of a conditional deal.
The Atlanta Braves released Biff Pocoroba.
- April 25, 1984
The Detroit Tigers signed Butch Benton as a free agent.
The Milwaukee Brewers signed Juan Eichelberger as a free agent.
- April 27, 1984
The Houston Astros released J.R. Richard.
- April 28, 1984
The Chicago Cubs released Mike Proly.
- May 1, 1984
The Toronto Blue Jays signed Mike Proly as a free agent.
- May 2, 1984
The St. Louis Cardinals signed Andy Hassler as a free agent.
- May 8, 1984
The Cleveland Indians purchased Geno Petralli from the Toronto Blue Jays.
The New York Mets released Dick Tidrow.
- May 9, 1984
The Oakland Athletics sent Jeff Bettendorf to the New York Mets as part of a conditional deal.
The Montreal Expos signed Esteban Beltré as an amateur free agent.
The Milwaukee Brewers released Paul Hartzell.
The New York Mets released Craig Swan.
- May 10, 1984
The Kansas City Royals purchased Dane Iorg from the St. Louis Cardinals.
- May 11, 1984
The San Francisco Giants signed Bob Lacey as a free agent.
- May 13, 1984
The Montreal Expos signed Dave Schuler as a free agent.
The Toronto Blue Jays released Joey McLaughlin.
- May 16, 1984
The Toronto Blue Jays signed Rob Ducey as an amateur free agent.
- May 17, 1984
The Baltimore Orioles purchased Orlando Sánchez from the Kansas City Royals.
The Baltimore Orioles released Jim Palmer.
- May 19, 1984
The Pittsburgh Pirates signed Mitchell Page as a free agent.
The Baltimore Orioles purchased Tucker Ashford from the Kansas City Royals.
- May 23, 1984
The Texas Rangers signed Joey McLaughlin as a free agent.
The Chicago White Sox signed Jamie Quirk as a free agent.
The California Angels signed Craig Swan as a free agent.
- May 25, 1984
The Atlanta Braves released Terry Leach.
The Houston Astros traded Alan Bannister to the Texas Rangers for Mike Richardt.
The Boston Red Sox traded Mike Brumley and Dennis Eckersley to the Chicago Cubs for Bill Buckner.
- May 26, 1984
The New York Mets signed Terry Leach as a free agent.
- May 28, 1984
The Los Angeles Dodgers signed Craig Shipley as an amateur free agent.
- June, 1984
Dallas Williams sent from the Detroit Tigers to the Baltimore Orioles in an unknown transaction. (Date given is approximate. Exact date is uncertain.)
- June 1, 1984
The Texas Rangers released Jim Bibby.
- June 2, 1984
The Philadelphia Phillies signed Dave Wehrmeister as a free agent.
The Cleveland Indians signed Luis Encarnación as an amateur free agent.
- June 3, 1984
The Philadelphia Phillies signed Jim Kern as a free agent.
- June 4, 1984
The New York Mets drafted Shawn Abner in the 1st round (1st pick) of the 1984 amateur draft.
The New York Mets drafted Tommy Hinzo in the 1st round (1st pick) of the 1984 amateur draft (June Secondary), but was not signed.
The Seattle Mariners drafted Bill Swift in the 1st round (2nd pick) of the 1984 amateur draft. Player signed June 15, 1984.
The Chicago Cubs drafted Drew Hall in the 1st round (3rd pick) of the 1984 amateur draft.
The Cleveland Indians drafted Cory Snyder in the 1st round (4th pick) of the 1984 amateur draft.
The Atlanta Braves drafted Jeff Blauser in the 1st round (5th pick) of the 1984 amateur draft (June Secondary). Player signed June 12, 1984.
The Cincinnati Reds drafted Pat Pacillo in the 1st round (5th pick) of the 1984 amateur draft.
The California Angels drafted Erik Pappas in the 1st round (6th pick) of the 1984 amateur draft.
The St. Louis Cardinals drafted Mike Dunne in the 1st round (7th pick) of the 1984 amateur draft.
The Minnesota Twins drafted Jay Bell in the 1st round (8th pick) of the 1984 amateur draft. Player signed June 11, 1984.
The Cleveland Indians drafted Mark Higgins in the 1st round (8th pick) of the 1984 amateur draft (June Secondary).
The San Francisco Giants drafted Alan Cockrell in the 1st round (9th pick) of the 1984 amateur draft.
The Houston Astros drafted Luis Medina in the 1st round (9th pick) of the 1984 amateur draft (June Secondary), but was not signed.
The Oakland Athletics drafted Mark McGwire in the 1st round (10th pick) of the 1984 amateur draft. Player signed July 20, 1984.
The San Diego Padres drafted Shane Mack in the 1st round (11th pick) of the 1984 amateur draft. Player signed July 20, 1984.
The Texas Rangers drafted Oddibe McDowell in the 1st round (12th pick) of the 1984 amateur draft.
The Pittsburgh Pirates drafted Eric Hetzel in the 1st round (13th pick) of the 1984 amateur draft (June Secondary), but was not signed.
The Boston Red Sox drafted John Marzano in the 1st round (14th pick) of the 1984 amateur draft. Player signed August 21, 1984.
The Kansas City Royals drafted Scott Bankhead in the 1st round (16th pick) of the 1984 amateur draft.
The Houston Astros drafted Don August in the 1st round (17th pick) of the 1984 amateur draft. Player signed July 14, 1984.
The Atlanta Braves drafted Drew Denson in the 1st round (19th pick) of the 1984 amateur draft. Player signed June 9, 1984.
The St. Louis Cardinals drafted Mike Fitzgerald in the 1st round (20th pick) of the 1984 amateur draft (June Secondary).
The Chicago White Sox drafted Tony Menéndez in the 1st round (20th pick) of the 1984 amateur draft.
The Philadelphia Phillies drafted Pete Smith in the 1st round (21st pick) of the 1984 amateur draft. Player signed June 14, 1984.
The San Francisco Giants drafted Terry Mulholland in the 1st round (24th pick) of the 1984 amateur draft.
The Toronto Blue Jays drafted Jeff Richardson in the 1st round (24th pick) of the 1984 amateur draft (June Secondary).
The Baltimore Orioles drafted Blaine Beatty in the 1st round (24th pick) of the 1984 amateur draft (June Secondary), but was not signed.
The Baltimore Orioles drafted John Hoover in the 1st round (25th pick) of the 1984 amateur draft.
The San Diego Padres drafted Gary Green in the 1st round (27th pick) of the 1984 amateur draft.
The Montreal Expos drafted Norm Charlton in the 1st round (28th pick) of the 1984 amateur draft. Player signed June 24, 1984.
The San Diego Padres drafted Joe Bitker in the 2nd round of the 1984 amateur draft (June Secondary).
The Kansas City Royals drafted Luis de los Santos in the 2nd round of the 1984 amateur draft. Player signed June 8, 1984.
The Cleveland Indians drafted John Farrell in the 2nd round of the 1984 amateur draft.
The Philadelphia Phillies drafted Marvin Freeman in the 2nd round of the 1984 amateur draft. Player signed June 14, 1984.
The Atlanta Braves drafted Tom Glavine in the 2nd round of the 1984 amateur draft.
The Toronto Blue Jays drafted Dane Johnson in the 2nd round of the 1984 amateur draft. Player signed June 21, 1984.
The St. Louis Cardinals drafted Matt Kinzer in the 2nd round of the 1984 amateur draft.
The New York Yankees drafted Al Leiter in the 2nd round of the 1984 amateur draft. Player signed June 23, 1984.
The Chicago Cubs drafted Greg Maddux in the 2nd round of the 1984 amateur draft. Player signed June 19, 1984.
The Los Angeles Dodgers drafted Tim Scott in the 2nd round of the 1984 amateur draft. Player signed June 12, 1984.
The Baltimore Orioles drafted Jeff Tackett in the 2nd round of the 1984 amateur draft. Player signed June 7, 1984.
The San Francisco Giants drafted Mike Blowers in the 2nd round of the 1984 amateur draft (June Secondary), but was not signed.
The Toronto Blue Jays drafted Daryl Irvine in the 2nd round of the 1984 amateur draft (June Secondary), but was not signed.
The Seattle Mariners drafted Russ Swan in the 2nd round of the 1984 amateur draft (June Secondary), but was not signed.
The Houston Astros drafted Ken Caminiti in the 3rd round of the 1984 amateur draft. Player signed June 9, 1984.
The California Angels drafted Sherman Corbett in the 3rd round of the 1984 amateur draft.
The Pittsburgh Pirates drafted Barry Jones in the 3rd round of the 1984 amateur draft.
The Cincinnati Reds drafted Chris Jones in the 3rd round of the 1984 amateur draft. Player signed July 18, 1984.
The Toronto Blue Jays drafted Greg Myers in the 3rd round of the 1984 amateur draft. Player signed June 27, 1984.
The San Francisco Giants drafted Tony Perezchica in the 3rd round of the 1984 amateur draft.
The New York Yankees drafted Darren Reed in the 3rd round of the 1984 amateur draft (June Secondary).
The Chicago Cubs drafted Dwight Smith in the 3rd round of the 1984 amateur draft (June Secondary). Player signed June 8, 1984.
The Los Angeles Dodgers drafted Tracy Woodson in the 3rd round of the 1984 amateur draft.
The Cleveland Indians drafted Tim Fortugno in the 3rd round of the 1984 amateur draft (June Secondary), but was not signed.
The New York Yankees drafted Mo Sanford in the 3rd round of the 1984 amateur draft, but was not signed.
The California Angels drafted Kent Anderson in the 4th round of the 1984 amateur draft.
The Detroit Tigers drafted Mike Henneman in the 4th round of the 1984 amateur draft.
The Chicago Cubs drafted Dave Liddell in the 4th round of the 1984 amateur draft.
The Montreal Expos drafted Gary Wayne in the 4th round of the 1984 amateur draft.
The Boston Red Sox drafted Sean Berry in the 4th round of the 1984 amateur draft, but was not signed.
The New York Yankees drafted Randy Hennis in the 4th round of the 1984 amateur draft, but was not signed.
The Texas Rangers drafted Scott Ruskin in the 4th round of the 1984 amateur draft, but was not signed.
The Milwaukee Brewers drafted Greg Vaughn in the 4th round of the 1984 amateur draft (June Secondary), but was not signed.
The St. Louis Cardinals drafted Scott Arnold in the 5th round of the 1984 amateur draft.
The Chicago White Sox drafted Adam Peterson in the 5th round of the 1984 amateur draft.
The Baltimore Orioles drafted Mike Raczka in the 5th round of the 1984 amateur draft. Player signed June 5, 1984.
The Houston Astros drafted Dan Walters in the 5th round of the 1984 amateur draft.
The Pittsburgh Pirates drafted Wes Chamberlain in the 5th round of the 1984 amateur draft, but was not signed.
The Atlanta Braves drafted Steve Cummings in the 5th round of the 1984 amateur draft (June Secondary), but was not signed.
The Houston Astros drafted Craig Worthington in the 5th round of the 1984 amateur draft (June Secondary), but was not signed.
The California Angels drafted Brian Brady in the 6th round of the 1984 amateur draft.
The St. Louis Cardinals drafted Lance Johnson in the 6th round of the 1984 amateur draft. Player signed June 13, 1984.
The Kansas City Royals drafted Chito Martínez in the 6th round of the 1984 amateur draft.
The Chicago Cubs drafted Jamie Moyer in the 6th round of the 1984 amateur draft. Player signed June 7, 1984.
The Toronto Blue Jays drafted Scott Livingstone in the 6th round of the 1984 amateur draft, but was not signed.
The Texas Rangers drafted Scott Anderson in the 7th round of the 1984 amateur draft.
The Oakland Athletics drafted Todd Burns in the 7th round of the 1984 amateur draft.
The Boston Red Sox drafted Steve Curry in the 7th round of the 1984 amateur draft.
The Houston Astros drafted Chuck Jackson in the 7th round of the 1984 amateur draft.
The Pittsburgh Pirates drafted Gordon Dillard in the 7th round of the 1984 amateur draft (June Secondary), but was not signed.
The Boston Red Sox drafted Jody Reed in the 8th round of the 1984 amateur draft. Player signed June 11, 1984.
The San Francisco Giants drafted Stu Tate in the 8th round of the 1984 amateur draft.
The Houston Astros drafted John Vander Wal in the 8th round of the 1984 amateur draft, but was not signed.
The Chicago White Sox drafted Terry Wells in the 8th round of the 1984 amateur draft, but was not signed.
The Cleveland Indians drafted Chris Beasley in the 9th round of the 1984 amateur draft.
The California Angels drafted Doug Davis in the 9th round of the 1984 amateur draft.
The New York Mets drafted Rich Rodriguez in the 9th round of the 1984 amateur draft. Player signed June 13, 1984.
The St. Louis Cardinals drafted Greg Mathews in the 10th round of the 1984 amateur draft.
The Montreal Expos drafted Anthony Young in the 10th round of the 1984 amateur draft, but was not signed.
The California Angels drafted Pete Coachman in the 11th round of the 1984 amateur draft.
The New York Mets drafted John Wetteland in the 12th round of the 1984 amateur draft, but was not signed.
The Boston Red Sox drafted Zach Crouch in the 13th round of the 1984 amateur draft.
The Philadelphia Phillies drafted Todd Frohwirth in the 13th round of the 1984 amateur draft. Player signed June 9, 1984.
The New York Mets drafted Mauro Gozzo in the 13th round of the 1984 amateur draft.
The Chicago Cubs drafted Jeff Pico in the 13th round of the 1984 amateur draft.
The Montreal Expos drafted Jeff Brantley in the 13th round of the 1984 amateur draft, but was not signed.
The Baltimore Orioles drafted Pete Stanicek in the 13th round of the 1984 amateur draft, but was not signed.
The Milwaukee Brewers drafted John Jaha in the 14th round of the 1984 amateur draft. Player signed September 3, 1984.
The Montreal Expos drafted Mike Walker in the 14th round of the 1984 amateur draft, but was not signed.
The Oakland Athletics drafted Joe Strong in the 15th round of the 1984 amateur draft.
The California Angels drafted Chuck Finley in the 15th round of the 1984 amateur draft, but was not signed.
The Boston Red Sox drafted Derek Lilliquist in the 15th round of the 1984 amateur draft, but was not signed.
The Los Angeles Dodgers drafted Darren Holmes in the 16th round of the 1984 amateur draft. Player signed June 10, 1984.
The Philadelphia Phillies drafted Keith Miller in the 16th round of the 1984 amateur draft.
The Boston Red Sox drafted Scott Jordan in the 16th round of the 1984 amateur draft, but was not signed.
The Cleveland Indians drafted Randy McCament in the 16th round of the 1984 amateur draft, but was not signed.
The California Angels drafted Dante Bichette in the 17th round of the 1984 amateur draft. Player signed June 8, 1984.
The Cleveland Indians drafted Mark Gardner in the 17th round of the 1984 amateur draft, but was not signed.
The New York Mets drafted John Orton in the 17th round of the 1984 amateur draft, but was not signed.
The San Diego Padres drafted Mike Harkey in the 18th round of the 1984 amateur draft, but was not signed.
The Pittsburgh Pirates drafted Stu Cole in the 19th round of the 1984 amateur draft, but was not signed.
The Oakland Athletics drafted John Fishel in the 19th round of the 1984 amateur draft, but was not signed.
The Kansas City Royals drafted Kevin Koslofski in the 20th round of the 1984 amateur draft. Player signed June 15, 1984.
The Minnesota Twins drafted Gene Larkin in the 20th round of the 1984 amateur draft.
The St. Louis Cardinals drafted Craig Wilson in the 20th round of the 1984 amateur draft.
The Boston Red Sox drafted Jack McDowell in the 20th round of the 1984 amateur draft, but was not signed.
The Chicago Cubs drafted Alex Sanchez in the 20th round of the 1984 amateur draft, but was not signed.
The Philadelphia Phillies drafted Shawn Barton in the 21st round of the 1984 amateur draft. Player signed June 22, 1984.
The Minnesota Twins drafted Clay Parker in the 21st round of the 1984 amateur draft, but was not signed.
The St. Louis Cardinals drafted Jeff Fassero in the 22nd round of the 1984 amateur draft. Player signed June 12, 1984.
The Los Angeles Dodgers drafted Jeff Nelson in the 22nd round of the 1984 amateur draft. Player signed June 21, 1984.
The Atlanta Braves drafted Greg Tubbs in the 22nd round of the 1984 amateur draft.
The Toronto Blue Jays drafted Eric Fox in the 22nd round of the 1984 amateur draft, but was not signed.
The Los Angeles Dodgers drafted Jerald Clark in the 23rd round of the 1984 amateur draft, but was not signed.
The New York Yankees drafted Bob Davidson in the 24th round of the 1984 amateur draft.
The Chicago Cubs drafted Laddie Renfroe in the 25th round of the 1984 amateur draft.
The Philadelphia Phillies drafted Bob Scanlan in the 25th round of the 1984 amateur draft. Player signed June 16, 1984.
The Toronto Blue Jays drafted Rod Brewer in the 25th round of the 1984 amateur draft, but was not signed.
The Cleveland Indians drafted Mike Devereaux in the 26th round of the 1984 amateur draft, but was not signed.
The Baltimore Orioles drafted Jeff Ballard in the 27th round of the 1984 amateur draft, but was not signed.
The Baltimore Orioles drafted Dave Haas in the 28th round of the 1984 amateur draft, but was not signed.
The Detroit Tigers drafted Bobby Moore in the 29th round of the 1984 amateur draft, but was not signed.
The Atlanta Braves drafted Joe Ausanio in the 30th round of the 1984 amateur draft, but was not signed.
The Cleveland Indians drafted Tommy Gregg in the 32nd round of the 1984 amateur draft, but was not signed.
The New York Mets drafted Randy Veres in the 32nd round of the 1984 amateur draft, but was not signed.
The Texas Rangers drafted Paul Kilgus in the 43rd round of the 1984 amateur draft.
The Cleveland Indians drafted Jeff Plympton in the 45th round of the 1984 amateur draft, but was not signed.
The New York Yankees drafted Tom Gilles in the 47th round of the 1984 amateur draft.
The New York Yankees drafted Don Wakamatsu in the 51st round of the 1984 amateur draft, but was not signed.
- June 7, 1984
The New York Yankees signed Bucky Dent as a free agent.
The Los Angeles Dodgers released José Morales.
- June 8, 1984
The Toronto Blue Jays purchased Ron Musselman from the Texas Rangers.
- June 9, 1984
The St. Louis Cardinals signed Jim Bibby as a free agent.
The Milwaukee Brewers signed Paul Hartzell as a free agent.
The Milwaukee Brewers purchased Chuck Hensley from the Oakland Athletics.
- June 10, 1984
The Los Angeles Dodgers signed Mike Vail as a free agent.
The Detroit Tigers purchased Sid Monge from the San Diego Padres.
- June 13, 1984
The Chicago Cubs traded Darryl Banks (minors), Joe Carter, Mel Hall and Don Schulze to the Cleveland Indians for George Frazier, Ron Hassey and Rick Sutcliffe.
- June 14, 1984
The Philadelphia Phillies signed Jeff Gray as an amateur free agent.
- June 15, 1984
The Cincinnati Reds traded Bruce Berenyi to the New York Mets for Matt Bullinger (minors), Jay Tibbs and Eddie Williams.
The Atlanta Braves traded Ken Dayley and Mike Jorgensen to the St. Louis Cardinals for Ken Oberkfell.
- June 19, 1984
The Montreal Expos signed José Morales as a free agent.
The Atlanta Braves signed Kevin Blankenship as an amateur free agent.
- June 21, 1984
The Pittsburgh Pirates signed Hipólito Peña as a free agent.
The Cleveland Indians traded Dan Spillner to the Chicago White Sox for a player to be named later. The Chicago White Sox sent Jim Siwy (June 26, 1984) to the Cleveland Indians to complete the trade.
- June 22, 1984
The New York Mets purchased Ed Glynn from the Cleveland Indians.
The Los Angeles Dodgers released Rick Monday.
The Houston Astros released Tony Scott.
The New York Mets released Mike Torrez.
- June 23, 1984
The Detroit Tigers released Don Gordon.
- June 25, 1984
The Toronto Blue Jays signed Don Gordon as a free agent.
- June 27, 1984
The Milwaukee Brewers released Ty Van Burkleo.
The Chicago White Sox traded Salomé Barojas to the Seattle Mariners for Jerry Don Gleaton and Gene Nelson.
- June 29, 1984
The Montreal Expos signed Tony Scott as a free agent.
- June 30, 1984
The New York Yankees traded Shane Rawley to the Philadelphia Phillies for Marty Bystrom and Keith Hughes.
- July 1, 1984
The St. Louis Cardinals released Jim Bibby.
The Montreal Expos traded Chris Speier and cash to the St. Louis Cardinals for Mike Ramsey.
- July 2, 1984
The Milwaukee Brewers released Chuck Hensley.
The Chicago Cubs traded Dickie Noles to the Texas Rangers for players to be named later. The Texas Rangers sent Tim Henry (minors) (December 11, 1984) and Jorge Gomez (minors) (December 11, 1984) to the Chicago Cubs to complete the trade.
- July 3, 1984
The Oakland Athletics signed Mike Torrez as a free agent.
The Milwaukee Brewers released Danny Boone.
- July 4, 1984
The Houston Astros traded Scott Loucks to the Montreal Expos for Brad Mills.
- July 9, 1984
The New York Yankees released Bucky Dent.
- July 10, 1984
The New York Mets signed Heathcliff Slocumb as an amateur free agent.
- July 13, 1984
The Baltimore Orioles purchased Phil Huffman from the New York Mets.
- July 15, 1984
The Chicago Cubs traded a player to be named later and Chuck Rainey to the Oakland Athletics for a player to be named later. The Oakland Athletics sent Davey Lopes (August 31, 1984) to the Chicago Cubs to complete the trade. The Chicago Cubs sent Damon Farmar (minors) (March 18, 1985) to the Oakland Athletics to complete the trade.
- July 18, 1984
The Chicago White Sox signed Mike York as a free agent.
The New York Yankees traded Roy Smalley to the Chicago White Sox for players to be named later. The Chicago White Sox sent Doug Drabek (August 13, 1984) and Kevin Hickey (August 13, 1984) to the New York Yankees to complete the trade.
- July 20, 1984
The Chicago White Sox purchased Vicente Palacios from Veracruz (Mexican).
The Montreal Expos traded Greg Harris to the San Diego Padres for Al Newman.
- July 26, 1984
The Cincinnati Reds traded Dan Driessen to the Montreal Expos for Jim Jefferson (minors) and Andy McGaffigan.
- July 27, 1984
The Philadelphia Phillies released Jim Kern.
- August 1, 1984
The San Diego Padres signed Eddie Miller as a free agent.
- August 2, 1984
The California Angels released Ron Jackson.
- August 4, 1984
The California Angels signed Ty Van Burkleo as a free agent.
- August 5, 1984
The Pittsburgh Pirates released Amos Otis.
- August 8, 1984
The Milwaukee Brewers signed Jim Kern as a free agent.
- August 9, 1984
The St. Louis Cardinals signed Geronimo Pena as an amateur free agent.
The Oakland Athletics released Mike Torrez.
- August 14, 1984
The Baltimore Orioles signed Ron Jackson as a free agent.
The Detroit Tigers released Glenn Abbott.
- August 16, 1984
The Kansas City Royals signed Bucky Dent as a free agent.
The Cincinnati Reds traded Tom Lawless to the Montreal Expos for Pete Rose.
- August 19, 1984
The Minnesota Twins traded a player to be named later and cash to the St. Louis Cardinals for Chris Speier. The Minnesota Twins sent Jay Pettibone (October 2, 1984) to the St. Louis Cardinals to complete the trade.
- August 20, 1984
The California Angels signed Bryan Harvey as an amateur free agent.
The Philadelphia Phillies traded Kelly Downs and George Riley to the San Francisco Giants for a player to be named later and Al Oliver. The San Francisco Giants sent Renie Martin (August 30, 1984) to the Philadelphia Phillies to complete the trade.
- August 22, 1984
The St. Louis Cardinals signed Bernard Gilkey as an amateur free agent.
- August 23, 1984
The Toronto Blue Jays signed Domingo Martínez as an amateur free agent.
- August 27, 1984
The Cincinnati Reds traded Bill Scherrer to the Detroit Tigers for a player to be named later and cash. The Detroit Tigers sent Carl Willis (September 1, 1984) to the Cincinnati Reds to complete the trade.
- August 28, 1984
The New York Mets signed Jeff Gardner as an amateur free agent.
The Houston Astros traded Ray Knight to the New York Mets for players to be named later. The New York Mets sent Gerald Young (August 31, 1984), Manuel Lee (August 31, 1984) and Mitch Cook (minors) (September 10, 1984) to the Houston Astros to complete the trade.
- August 29, 1984
The Seattle Mariners traded Pat Putnam to the Minnesota Twins for a player to be named later. The Minnesota Twins sent Carson Carroll (minors) (October 22, 1984) to the Seattle Mariners to complete the trade.
- August 31, 1984
The Milwaukee Brewers released Juan Eichelberger.
The San Francisco Giants traded Tom O'Malley to the Chicago White Sox for players to be named later. The Chicago White Sox sent Mike Trujillo (September 7, 1984) and Pat Adams (minors) (September 7, 1984) to the San Francisco Giants to complete the trade.
- September 1, 1984
The Los Angeles Dodgers signed Juan Bell as an amateur free agent.
The Los Angeles Dodgers signed William Brennan as an amateur free agent.
The Los Angeles Dodgers signed Ramón Martínez as an amateur free agent.
The Houston Astros traded Luis Pujols to the Kansas City Royals for James Miner (minors).
- September 4, 1984
The Kansas City Royals released Mark Ryal.
The Toronto Blue Jays released Al Woods.
- September 6, 1984
The New York Mets signed Keith Miller as an amateur free agent.
The California Angels purchased Derrel Thomas from the Montreal Expos.
- September 9, 1984
The Chicago Cubs released Jay Johnstone.
The Cincinnati Reds traded Paul Householder to the St. Louis Cardinals for John Stuper.
- September 24, 1984
The Cleveland Indians purchased Jamie Quirk from the Chicago White Sox.
- September 26, 1984
The Toronto Blue Jays signed Vince Horsman as an amateur free agent.
- September 30, 1984
The New York Mets released Jerry Martin.
- October 1, 1984
The Milwaukee Brewers released Roy Howell.
The Montreal Expos released Tony Scott.
- October 2, 1984
The Baltimore Orioles released Tom Underwood.
The Milwaukee Brewers traded Rich Buonantony (minors), Ron Koenigsfeld (minors) and Jim Koontz (minors) to the St. Louis Cardinals for Jim Adduci and Paul Householder.
- October 10, 1984
The Los Angeles Dodgers signed Carlos Hernández as an amateur free agent.
The Kansas City Royals released Bucky Dent.
The Los Angeles Dodgers released Rafael Landestoy.
The Kansas City Royals released Leon Roberts.
- October 11, 1984
Mark Gilbert of the Cincinnati Reds granted free agency.
- October 15, 1984
Ricky Adams of the California Angels granted free agency.
José Álvarez of the Houston Astros granted free agency.
Rick Anderson of the New York Mets granted free agency.
Tucker Ashford of the Baltimore Orioles granted free agency.
Butch Benton of the Detroit Tigers granted free agency.
Tom Brennan of the Chicago White Sox granted free agency.
Steve Brown of the California Angels granted free agency.
Dennis Burtt of the Boston Red Sox granted free agency.
Bill Earley of the Chicago Cubs granted free agency.
Tom Filer of the Chicago Cubs granted free agency.
Paul Gibson of the Minnesota Twins granted free agency.
Mike Griffin of the Texas Rangers granted free agency.
Ed Hearn of the New York Mets granted free agency.
Gorman Heimueller of the Oakland Athletics granted free agency.
Brian Holton of the Los Angeles Dodgers granted free agency.
Ron Johnson of the Montreal Expos granted free agency.
Doug Jones of the Milwaukee Brewers granted free agency.
Jack Lazorko of the Milwaukee Brewers granted free agency.
Scott Loucks of the Montreal Expos granted free agency.
Mike Martin of the San Diego Padres granted free agency.
Dale Mohorcic of the Pittsburgh Pirates granted free agency.
Nelson Norman of the Pittsburgh Pirates granted free agency.
Kelly Paris of the Pittsburgh Pirates granted free agency.
Al Pedrique of the New York Mets granted free agency.
Kevin Rhomberg of the Cleveland Indians granted free agency.
Dave Sax of the Los Angeles Dodgers granted free agency.
Dave Schuler of the Montreal Expos granted free agency.
Matt Sinatro of the Atlanta Braves granted free agency.
Dave Stegman of the Chicago White Sox granted free agency.
Roy Thomas of the Seattle Mariners granted free agency.
Ron Tingley of the Seattle Mariners granted free agency.
Dave Tobik of the Texas Rangers granted free agency.
Chico Walker of the Boston Red Sox granted free agency.
Dave Wehrmeister of the Philadelphia Phillies granted free agency.
Tom Wieghaus of the Houston Astros granted free agency.
Tack Wilson of the Minnesota Twins granted free agency.
Mike Woodard of the Oakland Athletics granted free agency.
The Cleveland Indians released Steve Comer.
The Cleveland Indians released Broderick Perkins.
The Cleveland Indians released Jamie Quirk.
- October 16, 1984
The Oakland Athletics released Lary Sorensen.
- October 17, 1984
The Montreal Expos purchased John Trautwein from Helena (Pioneer).
The Minnesota Twins released Albert Williams.
- October 19, 1984
Luis Pujols of the Kansas City Royals granted free agency.
The Chicago White Sox released Guy Hoffman.
The Oakland Athletics released Jeff Jones.
The Chicago White Sox released Casey Parsons.
- October 20, 1984
The Philadelphia Phillies signed Ron Jones as an amateur free agent.
- October 22, 1984
The Los Angeles Dodgers signed Brian Holton as a free agent.
The Oakland Athletics released Garry Hancock.
- October 25, 1984
Sid Monge of the Detroit Tigers granted free agency.
- October 29, 1984
The Texas Rangers released Joey McLaughlin.
- October 31, 1984
The New York Mets released Ron Hodges.
The Philadelphia Phillies released Steve Mura.
The Cincinnati Reds traded Keefe Cato to the San Diego Padres for Darren Burroughs (minors).
- November 1, 1984
The Boston Red Sox signed Eddie Zambrano as an amateur free agent.
The San Diego Padres released Eddie Miller.
- November 4, 1984
Don Aase of the California Angels granted free agency.
- November 5, 1984
The New York Yankees released Matt Keough.
The Seattle Mariners released Bill Nahorodny.
The San Francisco Giants released Joe Pittman.
The San Francisco Giants released Guy Sularz.
- November 6, 1984
The Minnesota Twins released Keith Comstock.
- November 7, 1984
The California Angels released Ellis Valentine.
The Montreal Expos traded Chris Welsh to the Texas Rangers for Dave Hostetler.
- November 8, 1984
Gary Allenson of the Boston Red Sox granted free agency.
Bill Almon of the Oakland Athletics granted free agency.
Jerry Augustine of the Milwaukee Brewers granted free agency.
Benny Ayala of the Baltimore Orioles granted free agency.
Al Bumbry of the Baltimore Orioles granted free agency.
Bobby Castillo of the Minnesota Twins granted free agency.
John Curtis of the California Angels granted free agency.
Miguel Diloné of the Montreal Expos granted free agency.
Dennis Eckersley of the Chicago Cubs granted free agency.
Rollie Fingers of the Milwaukee Brewers granted free agency.
Rich Gale of the Boston Red Sox granted free agency.
Oscar Gamble of the New York Yankees granted free agency.
Johnny Grubb of the Detroit Tigers granted free agency.
Steve Henderson of the Seattle Mariners granted free agency.
Burt Hooton of the Los Angeles Dodgers granted free agency.
Cliff Johnson of the Toronto Blue Jays granted free agency.
Ruppert Jones of the Detroit Tigers granted free agency.
Jim Kern of the Milwaukee Brewers granted free agency.
Dave Kingman of the Oakland Athletics granted free agency.
Bruce Kison of the California Angels granted free agency.
Mike LaCoss of the Houston Astros granted free agency.
Lee Lacy of the Pittsburgh Pirates granted free agency.
Randy Lerch of the San Francisco Giants granted free agency.
Sixto Lezcano of the Philadelphia Phillies granted free agency.
Greg Luzinski of the Chicago White Sox granted free agency.
Fred Lynn of the California Angels granted free agency.
Milt May of the Pittsburgh Pirates granted free agency.
Tug McGraw of the Philadelphia Phillies granted free agency.
Dan Meyer of the Oakland Athletics granted free agency.
Steve Nicosia of the San Francisco Giants granted free agency.
Bob Owchinko of the Cincinnati Reds granted free agency.
Tony Pérez of the Cincinnati Reds granted free agency.
Greg Pryor of the Kansas City Royals granted free agency.
Pat Putnam of the Minnesota Twins granted free agency.
Rick Reuschel of the Chicago Cubs granted free agency.
Gene Richards of the San Francisco Giants granted free agency.
Jerry Royster of the Atlanta Braves granted free agency.
Dave Rozema of the Detroit Tigers granted free agency.
Vern Ruhle of the Houston Astros granted free agency.
Ken Singleton of the Baltimore Orioles granted free agency.
Chris Speier of the Minnesota Twins granted free agency.
John Stearns of the New York Mets granted free agency.
Tim Stoddard of the Chicago Cubs granted free agency.
Champ Summers of the San Diego Padres granted free agency.
Rick Sutcliffe of the Chicago Cubs granted free agency.
Bruce Sutter of the St. Louis Cardinals granted free agency.
Craig Swan of the California Angels granted free agency.
Derrel Thomas of the California Angels granted free agency.
Andre Thornton of the Cleveland Indians granted free agency.
Steve Trout of the Chicago Cubs granted free agency.
Mark Wagner of the Oakland Athletics granted free agency.
Ed Whitson of the San Diego Padres granted free agency.
Rob Wilfong of the California Angels granted free agency.
Jim Wohlford of the Montreal Expos granted free agency.
- November 9, 1984
The Detroit Tigers signed Paul Gibson as a free agent.
The Chicago Cubs signed Chico Walker as a free agent.
The Boston Red Sox purchased Ed Glynn from the New York Mets.
The Philadelphia Phillies released Steve Fireovid.
The Philadelphia Phillies released Renie Martin.
The St. Louis Cardinals released Dave Von Ohlen.
- November 12, 1984
The Baltimore Orioles signed Kelly Paris as a free agent.
The New York Mets signed Al Pedrique as a free agent.
Rusty Staub of the New York Mets granted free agency.
The Milwaukee Brewers purchased Brad Lesley from the Cincinnati Reds.
- November 13, 1984
The Milwaukee Brewers signed Mike Martin as a free agent.
The Atlanta Braves released Rufino Linares.
- November 14, 1984
The Montreal Expos signed Larry Walker as an amateur free agent.
- November 20, 1984
The San Francisco Giants signed Mike Woodard as a free agent.
- November 21, 1984
The Toronto Blue Jays signed Tom Filer as a free agent.
- November 26, 1984
The Boston Red Sox signed Carlos Quintana as an amateur free agent.
The Texas Rangers released Marv Foley.
- November 28, 1984
The Chicago Cubs signed Dennis Eckersley as a free agent.
- November 30, 1984
The Minnesota Twins signed Mark Funderburk as a free agent.
- December 2, 1984
The Los Angeles Dodgers signed Tom Brennan as a free agent.
The Chicago Cubs purchased Jamie Nelson from the Milwaukee Brewers.
- December 3, 1984
The Philadelphia Phillies sent Mike LaValliere to the St. Louis Cardinals as part of a conditional deal.
The Milwaukee Brewers drafted Brian Giles from the New York Mets in the 1984 rule 5 draft.
The San Francisco Giants drafted Doug Gwosdz from the San Diego Padres in the 1984 rule 5 draft.
The Chicago White Sox drafted Bill Landrum from the Cincinnati Reds in the 1984 rule 5 draft.
The Toronto Blue Jays drafted Manuel Lee from the Houston Astros in the 1984 rule 5 draft.
The St. Louis Cardinals drafted Willie Lozado from the Milwaukee Brewers in the 1984 rule 5 draft.
The Seattle Mariners drafted Mike Morgan from the Toronto Blue Jays in the 1984 rule 5 draft.
The Philadelphia Phillies drafted Ed Olwine from the New York Mets in the 1984 rule 5 draft.
The Pittsburgh Pirates drafted Junior Ortiz from the New York Mets in the 1984 rule 5 draft.
The Minnesota Twins drafted Mark Salas from the St. Louis Cardinals in the 1984 rule 5 draft.
The Toronto Blue Jays drafted Lou Thornton from the New York Mets in the 1984 rule 5 draft.
The Boston Red Sox drafted Mike Trujillo from the San Francisco Giants in the 1984 rule 5 draft.
The Detroit Tigers drafted Jim Weaver from the Minnesota Twins in the 1984 rule 5 draft.
The Texas Rangers drafted Mitch Williams from the San Diego Padres in the 1984 rule 5 draft.
- December 4, 1984
The Detroit Tigers signed Marv Foley as a free agent.
The Cleveland Indians signed Andre Thornton as a free agent.
The Montreal Expos purchased Jack Daugherty from Helena (Pioneer).
The Chicago Cubs traded Porfi Altamirano, Rich Bordi, Henry Cotto and Ron Hassey to the New York Yankees for Brian Dayett and Ray Fontenot.
- December 5, 1984
The Texas Rangers signed Cliff Johnson as a free agent.
Yucatan (Mexican) purchased Fernando Arroyo from the Chicago White Sox.
The Cleveland Indians released Luis Aponte.
The Atlanta Braves traded Brian Fisher to the New York Yankees for Rick Cerone.
The New York Yankees traded Tim Birtsas, Jay Howell, Stan Javier, Eric Plunk and José Rijo to the Oakland Athletics for Bert Bradley, Rickey Henderson and cash.
- December 6, 1984
The Chicago White Sox traded Kevin Kristan (minors), Todd Simmons (minors) and LaMarr Hoyt to the San Diego Padres for Ozzie Guillén, Tim Lollar, Bill Long and Luis Salazar.
- December 7, 1984
The Baltimore Orioles signed Lee Lacy as a free agent.
The Atlanta Braves signed Bruce Sutter as a free agent.
The Chicago Cubs signed Steve Trout as a free agent.
The Detroit Tigers traded Howard Johnson to the New York Mets for Walt Terrell.
The Chicago White Sox traded Vance Law to the Montreal Expos for Bob James.
The Chicago White Sox traded Bert Roberge to the Montreal Expos for Bryan Little.
The Minnesota Twins traded Ray Smith to the San Diego Padres for Floyd Chiffer.
The Milwaukee Brewers traded Don Sutton to the Oakland Athletics for a player to be named later, Eric Barry (minors) and Ray Burris. The Oakland Athletics sent Ed Myers (minors) (March 25, 1985) to the Milwaukee Brewers to complete the trade.
- December 8, 1984
The Minnesota Twins signed Al Woods as a free agent.
The Oakland Athletics traded Bill Caudill to the Toronto Blue Jays for Dave Collins, Alfredo Griffin and cash.
- December 10, 1984
The Texas Rangers purchased Efrain Valdez from the San Diego Padres.
The Chicago White Sox released Steve Christmas.
The Baltimore Orioles released John Pacella.
The Baltimore Orioles released Orlando Sánchez.
The Montreal Expos traded Gary Carter to the New York Mets for Hubie Brooks, Mike Fitzgerald, Herm Winningham and Floyd Youmans.
- December 11, 1984
The Baltimore Orioles signed Fred Lynn as a free agent.
The Atlanta Braves signed Matt Sinatro as a free agent.
- December 12, 1984
The Oakland Athletics released Les Straker.
The Pittsburgh Pirates traded Brian Harper and John Tudor to the St. Louis Cardinals for Steve Barnard (minors) and George Hendrick.
- December 13, 1984
The St. Louis Cardinals returned Mike LaValliere to the Philadelphia Phillies as part of a conditional deal.
The Baltimore Orioles signed Don Aase as a free agent.
The New York Mets signed Ed Hearn as a free agent.
The Chicago Cubs signed Lary Sorensen as a free agent.
- December 14, 1984
The Chicago Cubs signed Rick Sutcliffe as a free agent.
- December 15, 1984
The Chicago Cubs signed Dave Pavlas as an amateur free agent.
- December 17, 1984
The Baltimore Orioles released Ron Jackson.
- December 19, 1984
The Oakland Athletics signed Dave Kingman as a free agent.
The Texas Rangers signed Luis Pujols as a free agent.
- December 20, 1984
The Texas Rangers signed Burt Hooton as a free agent.
The Kansas City Royals signed Greg Pryor as a free agent.
Bruce Bochte of the Oakland Athletics granted free agency.
Odell Jones of the Texas Rangers granted free agency.
The New York Yankees traded Tim Foli, Steve Kemp and cash to the Pittsburgh Pirates for Dale Berra, Jay Buhner and Alfonso Pulido.
- December 22, 1984
The Cleveland Indians signed Vern Ruhle as a free agent.
The Toronto Blue Jays purchased Jeff Burroughs from the Oakland Athletics.
- December 23, 1984
The Detroit Tigers signed Johnny Grubb as a free agent.
Mike LaValliere of the Philadelphia Phillies granted free agency.
- December 24, 1984
The Oakland Athletics signed Bruce Bochte as a free agent.
- December 25, 1984
The San Francisco Giants signed Ricky Adams as a free agent.
The Chicago White Sox signed Mark Gilbert as a free agent.
The Kansas City Royals signed Mike Griffin as a free agent.
- December 27, 1984
The Texas Rangers signed Dave Rozema as a free agent.
The New York Yankees signed Ed Whitson as a free agent.
- December 28, 1984
The Detroit Tigers signed John Pacella as a free agent.
The Chicago White Sox signed Mark Ryal as a free agent.
- December 31, 1984
The Minnesota Twins signed Dennis Burtt as a free agent.
- Before 1985 Season
The San Francisco Giants signed Roy Howell as a free agent.
The St. Louis Cardinals released Steve Baker.
Lorenzo Gray sent from the Cleveland Indians to the New York Yankees in an unknown transaction.
The Baltimore Orioles released Dallas Williams.
The Montreal Expos signed Dallas Williams as a free agent.
- January 2, 1985
The Montreal Expos signed Steve Baker as a free agent.
The Philadelphia Phillies signed Julio Machado as an amateur free agent.
- January 3, 1985
The Chicago Cubs signed Guy Hoffman as a free agent.
The San Diego Padres signed Jerry Royster as a free agent.
The New York Mets signed Rusty Staub as a free agent.
The St. Louis Cardinals drafted Todd Stottlemyre in the 1st round (1st pick) of the 1985 amateur draft (January Secondary), but was not signed.
The Milwaukee Brewers drafted Randy Veres in the 1st round (2nd pick) of the 1985 amateur draft (January Secondary). Player signed June 2, 1985.
The Houston Astros drafted Mel Stottlemyre in the 1st round (3rd pick) of the 1985 amateur draft (January Secondary).
The California Angels drafted Chuck Finley in the 1st round (4th pick) of the 1985 amateur draft (January Secondary).
The Chicago Cubs drafted Craig Worthington in the 1st round (9th pick) of the 1985 amateur draft (January Secondary), but was not signed.
The Montreal Expos drafted Mike Walker in the 1st round (15th pick) of the 1985 amateur draft (January Secondary), but was not signed.
The Pittsburgh Pirates drafted Greg Vaughn in the 1st round (19th pick) of the 1985 amateur draft (January Secondary), but was not signed.
The Boston Red Sox drafted Daryl Irvine in the 1st round (20th pick) of the 1985 amateur draft (January Secondary). Player signed May 13, 1985.
The Toronto Blue Jays drafted Howard Farmer in the 1st round (25th pick) of the 1985 amateur draft (January), but was not signed.
The St. Louis Cardinals drafted Alex Cole in the 2nd round of the 1985 amateur draft (January). Player signed May 6, 1985.
The Los Angeles Dodgers drafted John Wetteland in the 2nd round of the 1985 amateur draft (January Secondary). Player signed May 25, 1985.
The Cincinnati Reds drafted Shawn Gilbert in the 2nd round of the 1985 amateur draft (January Secondary), but was not signed.
The San Diego Padres drafted Steve Wapnick in the 2nd round of the 1985 amateur draft (January), but was not signed.
The Los Angeles Dodgers drafted Greg Briley in the 3rd round of the 1985 amateur draft (January), but was not signed.
The Milwaukee Brewers drafted Steve Carter in the 3rd round of the 1985 amateur draft (January), but was not signed.
The St. Louis Cardinals drafted Kip Gross in the 3rd round of the 1985 amateur draft (January), but was not signed.
The Baltimore Orioles drafted Mike Blowers in the 4th round of the 1985 amateur draft (January Secondary), but was not signed.
The Kansas City Royals drafted Kevin Brown in the 4th round of the 1985 amateur draft (January), but was not signed.
The San Francisco Giants drafted Kevin Ritz in the 4th round of the 1985 amateur draft (January), but was not signed.
The San Diego Padres drafted Jim Lewis in the 5th round of the 1985 amateur draft (January).
The Baltimore Orioles drafted Al Osuna in the 5th round of the 1985 amateur draft (January), but was not signed.
The Baltimore Orioles drafted Gil Heredia in the 6th round of the 1985 amateur draft (January), but was not signed.
The Kansas City Royals drafted Andy Mota in the 6th round of the 1985 amateur draft (January), but was not signed.
The Minnesota Twins drafted Mike Benjamin in the 7th round of the 1985 amateur draft (January), but was not signed.
The San Diego Padres drafted Jim Bruske in the 7th round of the 1985 amateur draft (January), but was not signed.
The Milwaukee Brewers drafted Chris Howard in the 8th round of the 1985 amateur draft (January), but was not signed.
The Pittsburgh Pirates drafted Derek Lee in the 9th round of the 1985 amateur draft (January), but was not signed.
The Atlanta Braves drafted Paul Marak in the 11th round of the 1985 amateur draft (January).
The Texas Rangers drafted Rafael Bournigal in the 11th round of the 1985 amateur draft (January), but was not signed.
The Kansas City Royals drafted Blas Minor in the 11th round of the 1985 amateur draft (January), but was not signed.
The New York Mets drafted Jerry Nielsen in the 12th round of the 1985 amateur draft (January), but was not signed.
The Houston Astros drafted Jeff Baldwin in the 14th round of the 1985 amateur draft (January).
The Milwaukee Brewers drafted Jim Bowie in the 16th round of the 1985 amateur draft (January), but was not signed.
The Philadelphia Phillies drafted Dann Howitt in the 18th round of the 1985 amateur draft (January), but was not signed.
- January 7, 1985
The Cleveland Indians signed Butch Benton as a free agent.
The Kansas City Royals traded U L Washington to the Montreal Expos for Kenny Baker (minors) and Mike Kinnunen.
- January 8, 1985
The Milwaukee Brewers signed Jim Kern as a free agent.
The San Diego Padres signed Tim Stoddard as a free agent.
The New York Yankees purchased Juan Espino from the Cleveland Indians.
- January 9, 1985
The Baltimore Orioles signed Nelson Norman as a free agent.
The Cleveland Indians signed Dave Von Ohlen as a free agent.
The Cleveland Indians released Rod Craig.
The Minnesota Twins traded Jack O'Connor to the Montreal Expos for Mike Stenhouse.
- January 10, 1985
The Minnesota Twins signed Les Straker as a free agent.
The California Angels signed Rob Wilfong as a free agent.
- January 11, 1985
The Montreal Expos signed Jim Wohlford as a free agent.
The Milwaukee Brewers released Mike Caldwell.
The California Angels released Rob Picciolo.
- January 12, 1985
The Chicago White Sox signed Steve Fireovid as a free agent.
- January 14, 1985
The Chicago White Sox signed Steve Christmas as a free agent.
The Boston Red Sox signed Bruce Kison as a free agent.
The Chicago White Sox signed Dave Wehrmeister as a free agent.
The Detroit Tigers released John Martin.
- January 15, 1985
The Pittsburgh Pirates signed Juan Eichelberger as a free agent.
The Oakland Athletics signed Dan Meyer as a free agent.
The Seattle Mariners signed Ron Tingley as a free agent.
- January 16, 1985
The Milwaukee Brewers signed Rollie Fingers as a free agent.
The Seattle Mariners released Richie Zisk.
- January 18, 1985
As part of a 4-team trade: The New York Mets sent Tim Leary to the Milwaukee Brewers. The Texas Rangers sent a player to be named later and Danny Darwin to the Milwaukee Brewers. The Milwaukee Brewers sent Jim Sundberg to the Kansas City Royals. The Kansas City Royals sent Frank Wills to the New York Mets. The Kansas City Royals sent Don Slaught to the Texas Rangers. The Texas Rangers sent Bill Hance (minors) (January 30, 1985) to the Milwaukee Brewers to complete the trade.
- January 22, 1985
The Pittsburgh Pirates signed Sixto Lezcano as a free agent.
The California Angels signed Miguel García as an amateur free agent.
- January 23, 1985
The St. Louis Cardinals signed Mike LaValliere as a free agent.
The Boston Red Sox signed Dave Sax as a free agent.
The Philadelphia Phillies purchased Ralph Citarella from the St. Louis Cardinals.
- January 24, 1985
The Toronto Blue Jays chose Tom Henke from the Texas Rangers as a free agent compensation pick.
The California Angels chose Donnie Moore from the Atlanta Braves as a free agent compensation pick.
The St. Louis Cardinals chose Angel Salazar from the Montreal Expos as a free agent compensation pick.
- January 26, 1985
The San Francisco Giants traded Gary Lavelle to the Toronto Blue Jays for Jack McKnight (minors), Augie Schmidt (minors) and Jim Gott.
- January 27, 1985
The Atlanta Braves signed Dave Schuler as a free agent.
- January 28, 1985
The St. Louis Cardinals signed Casey Parsons as a free agent.
- January 29, 1985
The Kansas City Royals signed Renie Martin as a free agent.
- January 30, 1985
The California Angels signed Ruppert Jones as a free agent.
- February 1, 1985
The Baltimore Orioles signed Odell Jones as a free agent.
The San Francisco Giants traded Jack Clark to the St. Louis Cardinals for David Green, Dave LaPoint, Gary Rajsich and José Uribe.
- February 2, 1985
The New York Mets signed Rick Anderson as a free agent.
- February 4, 1985
The Los Angeles Dodgers traded Pat Zachry to the Philadelphia Phillies for Al Oliver.
- February 5, 1985
The Oakland Athletics signed Rob Picciolo as a free agent.
- February 6, 1985
The St. Louis Cardinals traded Mickey Mahler to the Montreal Expos for a player to be named later. The Montreal Expos sent Tom Lawless (March 25, 1985) to the St. Louis Cardinals to complete the trade.
- February 7, 1985
The Kansas City Royals signed Pat Putnam as a free agent.
The Baltimore Orioles traded Victor Rodriguez to the San Diego Padres for Fritzie Connally.
- February 11, 1985
The Los Angeles Dodgers signed Bobby Castillo as a free agent.
The Texas Rangers signed Bill Earley as a free agent.
- February 13, 1985
The Texas Rangers purchased Greg Harris from the San Diego Padres.
- February 14, 1985
The Detroit Tigers signed Ken Hill as an amateur free agent.
- February 15, 1985
The Montreal Expos signed Steve Nicosia as a free agent.
- February 16, 1985
The San Diego Padres signed Roberto Alomar as an amateur free agent.
- February 19, 1985
The Kansas City Royals signed Mike LaCoss as a free agent.
The Chicago White Sox traded Roy Smalley to the Minnesota Twins for Ron Scheer (minors) and Randy Johnson.
- February 20, 1985
The Los Angeles Dodgers signed Jay Johnstone as a free agent.
- February 22, 1985
The Pittsburgh Pirates signed Orlando Merced as an amateur free agent.
- February 25, 1985
The Toronto Blue Jays signed Gary Allenson as a free agent.
The Kansas City Royals signed Jamie Quirk as a free agent.
- February 26, 1985
The New York Yankees signed Juan Bonilla as a free agent.
- February 27, 1985
The New York Yankees traded Toby Harrah to the Texas Rangers for a player to be named later and Billy Sample. The Texas Rangers sent Eric Dersin (minors) (July 14, 1985) to the New York Yankees to complete the trade.
- February 28, 1985
The Pittsburgh Pirates signed Rick Reuschel as a free agent.
The Seattle Mariners signed Roy Thomas as a free agent.
- March 1, 1985
The Pittsburgh Pirates signed Scott Loucks as a free agent.
- March 2, 1985
The Montreal Expos signed César Hernández as an amateur free agent.
- March 4, 1985
The Montreal Expos signed Miguel Diloné as a free agent.
The Toronto Blue Jays signed Francisco de la Rosa as an amateur free agent.
- March 6, 1985
The San Diego Padres signed Rafael Valdez as an amateur free agent.
- March 11, 1985
The Oakland Athletics signed Steve Mura as a free agent.
- March 16, 1985
The Los Angeles Dodgers signed Juan Guzmán as an amateur free agent.
- March 19, 1985
The San Francisco Giants released Roy Howell.
The Kansas City Royals traded Keith Creel to the Cleveland Indians for a player to be named later. The Cleveland Indians sent Dwight Taylor (October 3, 1985) to the Kansas City Royals to complete the trade.
- March 22, 1985
The Chicago Cubs returned Jamie Nelson to the Milwaukee Brewers following previous purchase.
The Cleveland Indians released Jerry Ujdur.
- March 23, 1985
The Chicago White Sox signed Oscar Gamble as a free agent.
- March 24, 1985
The St. Louis Cardinals released Glenn Brummer.
The Oakland Athletics traded Ed Puikunas (minors) and Dan Winters (minors) to the San Francisco Giants for Dusty Baker.
- March 26, 1985
The Chicago Cubs signed Héctor Villanueva as an amateur free agent.
The Chicago White Sox released Mike Squires.
- March 27, 1985
The Baltimore Orioles traded Mark Brown to the Minnesota Twins for Brad Havens.
- March 28, 1985
The Philadelphia Phillies returned Ed Olwine (earlier draft pick) to the New York Mets.
The San Diego Padres signed Al Bumbry as a free agent.
The Minnesota Twins released Darrell Brown.
The Montreal Expos released Bobby Ramos.
- March 29, 1985
The Baltimore Orioles released Todd Cruz.
The New York Mets traded Frank Wills to the Seattle Mariners for Wray Bergendahl (minors).
- March 30, 1985
The Chicago White Sox returned Bill Landrum (earlier draft pick) to the Cincinnati Reds.
The Detroit Tigers released Dave Gumpert.
The San Diego Padres released Ron Roenicke.
The Milwaukee Brewers released Tom Tellmann.
The Chicago White Sox traded Randy Niemann to the New York Mets for Buck Autry (minors) and Ken Reed (minors).
- March 31, 1985
The Oakland Athletics signed Steve Henderson as a free agent.
The Oakland Athletics released Jim Essian.
The Cleveland Indians released Steve Farr.
The California Angels released Bill Mooneyham.
The New York Mets traded Rusty Tillman to the San Diego Padres for Rick Lancellotti.
- April 1, 1985
The Boston Red Sox signed Jim Corsi as a free agent.
The Texas Rangers released Jim Anderson.
The Seattle Mariners released Dave Beard.
The San Francisco Giants released Mark Calvert.
The Toronto Blue Jays released Bryan Clark.
The Chicago White Sox released Jerry Dybzinski.
The Toronto Blue Jays released Roy Lee Jackson.
The Boston Red Sox released John Henry Johnson.
The Chicago White Sox released Tom O'Malley.
The Toronto Blue Jays released Jeff Richardson.
The Chicago Cubs released Ray Soff.
The Texas Rangers released Ned Yost.
The Philadelphia Phillies traded Len Matuszek to the Toronto Blue Jays for Ken Kinnard (minors), José Escobar and Dave Shipanoff.
The Chicago Cubs traded Dan Rohn to the Cleveland Indians for Jay Baller.
The transaction information used here was obtained free of charge from and is copyrighted by RetroSheet. We attempt to update transactions throughout the season.
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