All Transactions
Transactions listed are from November 1 of previous year to April 1 of the following year.
- November 2, 1978
Jim Barr of the San Francisco Giants granted free agency.
Jim Bouton of the Atlanta Braves granted free agency.
Pete Broberg of the Oakland Athletics granted free agency.
Steve Brye of the Pittsburgh Pirates granted free agency.
Al Bumbry of the Baltimore Orioles granted free agency.
Bernie Carbo of the Cleveland Indians granted free agency.
Rico Carty of the Toronto Blue Jays granted free agency.
Jim Colborn of the Seattle Mariners granted free agency.
Joe Coleman of the Toronto Blue Jays granted free agency.
Duffy Dyer of the Pittsburgh Pirates granted free agency.
Darrell Evans of the San Francisco Giants granted free agency.
Al Fitzmorris of the California Angels granted free agency.
Jerry Grote of the Los Angeles Dodgers granted free agency.
Larry Gura of the Kansas City Royals granted free agency.
Dave Hamilton of the Pittsburgh Pirates granted free agency.
Bud Harrelson of the Philadelphia Phillies granted free agency.
Vic Harris of the San Francisco Giants granted free agency.
Tommy John of the Los Angeles Dodgers granted free agency.
Fred Kendall of the Boston Red Sox granted free agency.
Darold Knowles of the Montreal Expos granted free agency.
Lee Lacy of the Los Angeles Dodgers granted free agency.
Mike Lum of the Cincinnati Reds granted free agency.
Mike Marshall of the Minnesota Twins granted free agency.
Bill North of the Los Angeles Dodgers granted free agency.
Tom Paciorek of the Seattle Mariners granted free agency.
Bill Plummer of the Seattle Mariners granted free agency.
Steve Renko of the Oakland Athletics granted free agency.
Dave Roberts of the Chicago Cubs granted free agency.
Pete Rose of the Cincinnati Reds granted free agency.
Jim Slaton of the Detroit Tigers granted free agency.
Elías Sosa of the Oakland Athletics granted free agency.
Steve Stone of the Chicago White Sox granted free agency.
Derrel Thomas of the San Diego Padres granted free agency.
Luis Tiant of the Boston Red Sox granted free agency.
Del Unser of the Montreal Expos granted free agency.
Darrell Woodard of the Oakland Athletics granted free agency.
Wilbur Wood of the Chicago White Sox granted free agency.
The California Angels released Tom Griffin.
The Milwaukee Brewers released Larry Haney.
- November 3, 1978
The Cleveland Indians traded Dave Freisleben to the Toronto Blue Jays for a player to be named later. The Toronto Blue Jays sent Sheldon Mallory (March 27, 1979) to the Cleveland Indians to complete the trade.
- November 6, 1978
The Pittsburgh Pirates released Dave May.
The New York Yankees released Andy Messersmith.
- November 10, 1978
The New York Yankees traded Mike Heath, Sparky Lyle, Larry McCall, Dave Rajsich, Domingo Ramos and cash to the Texas Rangers for Greg Jemison (minors), Juan Beníquez, Mike Griffin, Paul Mirabella and Dave Righetti.
- November 13, 1978
The Kansas City Royals signed Larry Gura as a free agent.
The New York Yankees signed Luis Tiant as a free agent.
- November 14, 1978
The Los Angeles Dodgers signed Derrel Thomas as a free agent.
- November 21, 1978
The New York Yankees signed Tommy John as a free agent.
- November 23, 1978
The Houston Astros signed Manny Hernández as an amateur free agent.
- November 24, 1978
The Toronto Blue Jays signed Toby Hernández as an amateur free agent.
The Toronto Blue Jays signed Fred Manrique as an amateur free agent.
- November 27, 1978
The Toronto Blue Jays signed José Escobar as an amateur free agent.
The Houston Astros traded Joe Cannon, Pete Hernández and Mark Lemongello to the Toronto Blue Jays for Alan Ashby.
The Baltimore Orioles selected John Lowenstein off waivers from the Texas Rangers.
- November 28, 1978
The Montreal Expos signed Duffy Dyer as a free agent.
The Milwaukee Brewers signed Jim Slaton as a free agent.
- November 29, 1978
The Baltimore Orioles signed Steve Stone as a free agent.
- November 30, 1978
The Seattle Mariners purchased Paul Lindblad from the New York Yankees.
- December 2, 1978
Willie Horton of the Toronto Blue Jays granted free agency.
The Toronto Blue Jays released Bill Singer.
- December 3, 1978
The California Angels signed Jim Barr as a free agent.
The Milwaukee Brewers signed Willie Lozado as an amateur free agent.
- December 4, 1978
The New York Mets drafted Bobby Brown from the New York Yankees in the 1978 rule 5 draft.
The Toronto Blue Jays drafted Bob Davis from the San Diego Padres in the 1978 rule 5 draft.
The New York Mets drafted Mike Howard from the Los Angeles Dodgers in the 1978 rule 5 draft.
The Detroit Tigers drafted Lynn Jones from the Cincinnati Reds in the 1978 rule 5 draft.
The Montreal Expos drafted Ken Macha from the Pittsburgh Pirates in the 1978 rule 5 draft.
The Detroit Tigers drafted Dave Machemer from the California Angels in the 1978 rule 5 draft.
The Baltimore Orioles drafted Jeff Schneider from the Philadelphia Phillies in the 1978 rule 5 draft.
The San Francisco Giants drafted Max Venable from the Los Angeles Dodgers in the 1978 rule 5 draft.
The Toronto Blue Jays drafted Ted Wilborn from the New York Yankees in the 1978 rule 5 draft.
The Detroit Tigers released Chuck Scrivener.
The Houston Astros traded Don Pisker (minors) to the Toronto Blue Jays for Gary Woods.
The California Angels traded Danny Goodwin and Ron Jackson to the Minnesota Twins for Dan Ford.
The Detroit Tigers traded John Murphy (minors) and Bob Sykes to the St. Louis Cardinals for Aurelio López and Jerry Morales.
- December 5, 1978
The Cleveland Indians drafted Carmelo Castillo from the Philadelphia Phillies in the 1978 minor league draft.
The Seattle Mariners drafted Keith MacWhorter from the Boston Red Sox in the 1978 minor league draft.
The San Francisco Giants signed Darrell Evans as a free agent.
The Philadelphia Phillies signed Pete Rose as a free agent.
The Montreal Expos purchased Tony Solaita from the California Angels.
The New York Mets traded Tom Grieve and Kim Seaman to the St. Louis Cardinals for Pete Falcone.
The Cleveland Indians traded Phil Lansford (minors) and Alfredo Griffin to the Toronto Blue Jays for Víctor Cruz.
The Pittsburgh Pirates traded Odell Jones, Mario Mendoza and Rafael Vásquez to the Seattle Mariners for Rick Jones, Tom McMillan and Enrique Romo.
- December 6, 1978
The Seattle Mariners purchased Bobby Thompson from the Texas Rangers.
The Cleveland Indians traded Cardell Camper to the Philadelphia Phillies for Joe Charboneau.
- December 7, 1978
The Boston Red Sox traded Bill Lee to the Montreal Expos for Stan Papi.
- December 8, 1978
The Minnesota Twins traded a player to be named later and Greg Field (minors) to the New York Mets for Jerry Koosman. The Minnesota Twins sent Jesse Orosco (February 7, 1979) to the New York Mets to complete the trade.
The Houston Astros traded Floyd Bannister to the Seattle Mariners for Craig Reynolds.
The Cleveland Indians traded Buddy Bell to the Texas Rangers for Toby Harrah.
The Montreal Expos traded Mike Hart to the Texas Rangers for Jim Mason.
- December 9, 1978
The Chicago Cubs signed Carmelo Martínez as an amateur free agent.
The Montreal Expos signed Randy St. Claire as an amateur free agent.
- December 12, 1978
The Minnesota Twins released Mark Souza.
- December 13, 1978
The Detroit Tigers released Mickey Stanley.
The Minnesota Twins traded Mac Scarce to the Texas Rangers for Mike Bacsik.
- December 14, 1978
The Chicago Cubs traded Rodney Scott and Jerry White to the Montreal Expos for Sam Mejías.
- December 15, 1978
Yucatan (Mexican) purchased Gil Rondón from the New York Yankees.
The Milwaukee Brewers traded Ed Farmer, Gary Holle and cash to the Texas Rangers for Reggie Cleveland.
- December 21, 1978
The Seattle Mariners signed Mario Díaz as an amateur free agent.
The Milwaukee Brewers purchased Steve Lake from the Baltimore Orioles.
- Before 1979 Season
The Atlanta Braves signed Buzz Capra as a free agent.
The Philadelphia Phillies signed Dave May as a free agent.
The Toronto Blue Jays signed Luis Leal as an amateur free agent.
The New York Mets released Billy Baldwin.
The Philadelphia Phillies released Steve Waterbury.
Larry Anderson sent from the Philadelphia Phillies to the Houston Astros in an unknown transaction.
Larry Johnson sent from the Chicago White Sox to Miami (Inter-American) in an unknown transaction.
Max León sent from the Atlanta Braves to Durango (Mexican) in an unknown transaction.
- January 4, 1979
The Toronto Blue Jays signed Chuck Scrivener as a free agent.
- January 6, 1979
The Minnesota Twins signed Mike Marshall as a free agent.
- January 8, 1979
The Montreal Expos signed Elías Sosa as a free agent.
- January 9, 1979
The Los Angeles Dodgers purchased Von Joshua from Tabasco (Mexican).
The Philadelphia Phillies drafted Mark Davis in the 1st round (1st pick) of the 1979 amateur draft (January Secondary).
The New York Mets drafted Neal Heaton in the 1st round (1st pick) of the 1979 amateur draft (January), but was not signed.
The Cincinnati Reds drafted Bill Bordley in 1979, but pick was voided.
The California Angels drafted Otis Nixon in the 1st round (4th pick) of the 1979 amateur draft (January Secondary), but was not signed.
The Oakland Athletics drafted Lemmie Miller in the 1st round (6th pick) of the 1979 amateur draft (January), but was not signed.
The Houston Astros drafted Jeff Dedmon in the 1st round (7th pick) of the 1979 amateur draft (January), but was not signed.
The St. Louis Cardinals drafted Bill Mooneyham in the 1st round (7th pick) of the 1979 amateur draft (January Secondary), but was not signed.
The Detroit Tigers drafted Howard Johnson in the 1st round (12th pick) of the 1979 amateur draft (January Secondary).
The Kansas City Royals drafted Jeff Schattinger in the 1st round (21st pick) of the 1979 amateur draft (January Secondary).
The Kansas City Royals drafted Mike Brewer in the 1st round (22nd pick) of the 1979 amateur draft (January).
The Toronto Blue Jays drafted Mark Eichhorn in the 2nd round of the 1979 amateur draft (January). Player signed May 18, 1979.
The Atlanta Braves drafted Milt Thompson in the 2nd round of the 1979 amateur draft (January). Player signed January 12, 1979.
The Oakland Athletics drafted Bob Fallon in the 2nd round of the 1979 amateur draft (January), but was not signed.
The Milwaukee Brewers drafted Jeff Heathcock in the 2nd round of the 1979 amateur draft (January), but was not signed.
The Minnesota Twins drafted Mike Mason in the 2nd round of the 1979 amateur draft (January Secondary), but was not signed.
The Montreal Expos drafted Jim Weaver in the 2nd round of the 1979 amateur draft (January), but was not signed.
The Chicago White Sox drafted Randy Johnson in the 3rd round of the 1979 amateur draft (January).
The Seattle Mariners drafted Carlos Diaz in the 3rd round of the 1979 amateur draft (January), but was not signed.
The California Angels drafted Al Newman in the 3rd round of the 1979 amateur draft (January), but was not signed.
The California Angels drafted Curt Wardle in the 3rd round of the 1979 amateur draft (January Secondary), but was not signed.
The Montreal Expos drafted Randy O'Neal in the 4th round of the 1979 amateur draft (January), but was not signed.
The Pittsburgh Pirates drafted Rick Ownbey in the 4th round of the 1979 amateur draft (January), but was not signed.
The Minnesota Twins drafted Ed Hodge in the 5th round of the 1979 amateur draft (January).
The Toronto Blue Jays drafted Jeff Moronko in the 5th round of the 1979 amateur draft (January), but was not signed.
The San Diego Padres drafted Larry See in the 5th round of the 1979 amateur draft (January), but was not signed.
The California Angels drafted Gary Pettis in the 6th round of the 1979 amateur draft (January).
The Kansas City Royals drafted Mike Bielecki in the 6th round of the 1979 amateur draft (January), but was not signed.
The St. Louis Cardinals drafted Bill Lindsey in the 6th round of the 1979 amateur draft (January), but was not signed.
The Atlanta Braves drafted Brook Jacoby in the 7th round of the 1979 amateur draft (January).
The New York Mets drafted Rusty Tillman in the 10th round of the 1979 amateur draft (January).
The St. Louis Cardinals drafted Greg Bargar in the 12th round of the 1979 amateur draft (January), but was not signed.
- January 11, 1979
The Toronto Blue Jays signed Rico Carty as a free agent.
- January 15, 1979
The Seattle Mariners signed Tom Paciorek as a free agent.
- January 16, 1979
The St. Louis Cardinals signed Darold Knowles as a free agent.
The Baltimore Orioles traded Mike Dimmel to the St. Louis Cardinals for Benny Ayala.
- January 17, 1979
The Baltimore Orioles released Nelson Briles.
The Montreal Expos released Fred Holdsworth.
- January 19, 1979
The Pittsburgh Pirates signed Lee Lacy as a free agent.
The Boston Red Sox signed Steve Renko as a free agent.
The Montreal Expos signed Andrés Galarraga as an amateur free agent.
The Cleveland Indians signed Dave Hudgens as an amateur free agent.
- January 20, 1979
The Chicago Cubs signed Steve Waterbury as a free agent.
- January 21, 1979
The Detroit Tigers signed Larry Pashnick as an amateur free agent.
- January 23, 1979
Nippon Ham Fighters (Japan Pacific) purchased Sam Ewing from the Toronto Blue Jays.
- January 25, 1979
The Pittsburgh Pirates traded John Stuper to the St. Louis Cardinals for Tommy Sandt.
- January 26, 1979
The Los Angeles Dodgers signed Alan Wiggins as a free agent.
- January 27, 1979
The Seattle Mariners signed Jim Colborn as a free agent.
The Seattle Mariners signed Willie Horton as a free agent.
- January 29, 1979
The California Angels released Bob Jones.
The Seattle Mariners released Bob Robertson.
- January 30, 1979
The Baltimore Orioles signed Al Bumbry as a free agent.
- February 1, 1979
The Seattle Mariners signed Bill Plummer as a free agent.
- February 3, 1979
The New York Yankees purchased Bruce Robinson from the Oakland Athletics for $400,000.
The Boston Red Sox traded Dave Coleman to the Minnesota Twins for Larry Wolfe.
The California Angels traded Dave Engle, Paul Hartzell, Brad Havens and Ken Landreaux to the Minnesota Twins for Rod Carew.
- February 7, 1979
The San Diego Padres signed Steve Brye as a free agent.
The Los Angeles Dodgers signed Andy Messersmith as a free agent.
- February 8, 1979
The Minnesota Twins released Tom Johnson.
The Seattle Mariners released Jim Todd.
- February 12, 1979
The St. Louis Cardinals traded Tommy Toms to the Texas Rangers for Keith Smith.
- February 13, 1979
The Minnesota Twins released Rich Chiles.
The Minnesota Twins released Stan Perzanowski.
The Montreal Expos released Wayne Twitchell.
- February 14, 1979
The Kansas City Royals released Art Kusnyer.
- February 15, 1979
The Atlanta Braves signed Mike Lum as a free agent.
The St. Louis Cardinals released José Báez.
The Los Angeles Dodgers traded Brad Gulden to the New York Yankees for Gary Thomasson.
- February 19, 1979
The St. Louis Cardinals signed Will McEnaney as a free agent.
- February 20, 1979
The Detroit Tigers signed Fred Holdsworth as a free agent.
- February 22, 1979
The San Diego Padres signed Fred Kendall as a free agent.
The San Francisco Giants signed Dave Roberts as a free agent.
The Seattle Mariners purchased Mike Davey from the Atlanta Braves.
- February 23, 1979
The Los Angeles Dodgers signed Pete Broberg as a free agent.
The Chicago Cubs traded Greg Gross, Dave Rader and Manny Trillo to the Philadelphia Phillies for Henry Mack (minors), Derek Botelho, Barry Foote, Jerry Martin and Ted Sizemore.
- February 24, 1979
The Chicago White Sox signed Art Kusnyer as a free agent.
The San Francisco Giants signed Bill Bordley as an amateur free agent.
- February 25, 1979
The San Diego Padres signed Al Fitzmorris as a free agent.
- February 26, 1979
The Oakland Athletics purchased Darryl Cias from Salem (Northwest).
The Kansas City Royals purchased Eduardo Rodríguez from the Milwaukee Brewers.
- February 28, 1979
The Oakland Athletics signed Dave Hamilton as a free agent.
The Oakland Athletics signed Jim Todd as a free agent.
- March 1, 1979
The San Diego Padres signed Fred Kuhaulua as a free agent.
- March 5, 1979
The Philadelphia Phillies signed Mike Anderson as a free agent.
The Houston Astros signed Brent Strom as a free agent.
- March 6, 1979
The Milwaukee Brewers signed Vic Harris as a free agent.
- March 7, 1979
The Milwaukee Brewers signed Bob Gibson as an amateur free agent.
- March 10, 1979
The St. Louis Cardinals signed Bernie Carbo as a free agent.
The San Francisco Giants signed Bill North as a free agent.
- March 13, 1979
The Detroit Tigers traded Ed Glynn to the New York Mets for Mardie Cornejo.
- March 15, 1979
The Cleveland Indians signed Billy Baldwin as a free agent.
The Boston Red Sox purchased Jim Dwyer from the San Francisco Giants.
The Boston Red Sox traded Mike Easler to the Pittsburgh Pirates for George Hill (minors), Martin Rivas (minors) and cash.
- March 17, 1979
The Toronto Blue Jays signed Steve Luebber as a free agent.
The Seattle Mariners signed Ed Núñez as an amateur free agent.
- March 19, 1979
The Philadelphia Phillies released Dave May.
The Philadelphia Phillies released Butch Metzger.
- March 20, 1979
The Chicago Cubs traded Larry Cox to the Seattle Mariners for Luis Delgado.
The Detroit Tigers traded Steve Dillard to the Chicago Cubs for a player to be named later. The Chicago Cubs sent Ed Putman (March 24, 1979) to the Detroit Tigers to complete the trade.
- March 23, 1979
The Oakland Athletics released Dell Alston.
The Seattle Mariners released Frank MacCormack.
- March 24, 1979
The Seattle Mariners released Tom Brown.
The Seattle Mariners released Dick Pole.
- March 25, 1979
The Cleveland Indians released Randy Elliott.
The Toronto Blue Jays selected Bobby Brown off waivers from the New York Mets.
- March 26, 1979
The Baltimore Orioles released Elrod Hendricks.
The Texas Rangers released Roger Moret.
The New York Mets released Bobby Valentine.
- March 27, 1979
The California Angels signed Willie Davis as a free agent.
The Philadelphia Phillies signed Rudy Meoli as a free agent.
The Pittsburgh Pirates purchased Craig Cacek from the Houston Astros.
The Milwaukee Brewers purchased Skip James from the San Francisco Giants.
The Seattle Mariners released Paul Lindblad.
The Houston Astros released Dan Warthen.
The New York Mets traded Nino Espinosa to the Philadelphia Phillies for Richie Hebner and José Moreno.
- March 28, 1979
The Seattle Mariners purchased Joe Simpson from the Los Angeles Dodgers.
The Seattle Mariners released Jim Colborn.
The Seattle Mariners released Tom House.
The Seattle Mariners released Kevin Pasley.
The Chicago Cubs released Mike Sember.
The Seattle Mariners released Bobby Thompson.
The Milwaukee Brewers traded Gary Beare to the Philadelphia Phillies for Dan Boitano.
- March 29, 1979
The Philadelphia Phillies signed Del Unser as a free agent.
The Seattle Mariners purchased Terry Bulling from the Minnesota Twins.
The Toronto Blue Jays released Jeff Byrd.
The Philadelphia Phillies released Nardi Contreras.
The Toronto Blue Jays released Don Kirkwood.
The New York Mets released Lenny Randle.
- March 30, 1979
The Seattle Mariners signed Danny Walton as a free agent.
The Chicago White Sox released Ron Blomberg.
The Montreal Expos released Mike Garman.
The Atlanta Braves released Rod Gilbreath.
The Minnesota Twins released Sam Perlozzo.
The Cleveland Indians traded Dan Briggs to the San Diego Padres for a player to be named later. The San Diego Padres sent Mike Champion (April 3, 1979) to the Cleveland Indians to complete the trade.
The St. Louis Cardinals released Jim Willoughby.
The Chicago Cubs signed Jim Willoughby as a free agent.
- March 31, 1979
The Atlanta Braves traded Dave Campbell to the Montreal Expos for Pepe Frías.
- April 1, 1979
The San Francisco Giants signed Joe Coleman as a free agent.
The Montreal Expos purchased Art Gardner from the San Francisco Giants.
- April 2, 1979
The Seattle Mariners returned Keith MacWhorter (earlier draft pick) to the Boston Red Sox.
The Minnesota Twins purchased John Verhoeven from the Chicago White Sox.
The California Angels released Ken Brett.
- April 3, 1979
The Atlanta Braves released Buzz Capra.
The Kansas City Royals traded Doug Bird to the Philadelphia Phillies for Todd Cruz.
- April 4, 1979
The San Francisco Giants signed Tom Griffin as a free agent.
The New York Mets signed Wayne Twitchell as a free agent.
The Los Angeles Dodgers released Pete Broberg.
- April 5, 1979
The Cleveland Indians signed Dell Alston as a free agent.
The Atlanta Braves signed Charlie Spikes as a free agent.
The St. Louis Cardinals released Paul Siebert.
The California Angels released Steve Stroughter.
- April 6, 1979
The Toronto Blue Jays signed Mike Sember as a free agent.
Maracaibo (Inter-American) purchased Kim Allen from the Baltimore Orioles.
The Montreal Expos purchased Randy Bass from the Kansas City Royals.
- April 7, 1979
The San Diego Padres signed Sam Perlozzo as a free agent.
Maracaibo (Inter-American) purchased Mike Stanton from the Toronto Blue Jays.
The Los Angeles Dodgers traded Rick Rhoden to the Pittsburgh Pirates for Jerry Reuss.
- April 9, 1979
The Pittsburgh Pirates signed Rod Gilbreath as a free agent.
- April 10, 1979
The Seattle Mariners signed Bobby Valentine as a free agent.
- April 12, 1979
The New York Yankees released Paul Blair.
- April 13, 1979
The Chicago White Sox traded Jack Kucek to the Philadelphia Phillies for a player to be named later. The Philadelphia Phillies sent Jim Morrison (July 10, 1979) to the Chicago White Sox to complete the trade.
The Philadelphia Phillies released Jackson Todd.
The Toronto Blue Jays signed Jackson Todd as a free agent.
- April 15, 1979
The Milwaukee Brewers signed Clay Carroll as a free agent.
The New York Mets signed José Oquendo as an amateur free agent.
- April 19, 1979
The California Angels signed Curt Brown as an amateur free agent.
The New York Yankees purchased Bobby Brown from the Toronto Blue Jays.
The New York Mets traded Greg Field (minors) and Tim Foli to the Pittsburgh Pirates for Frank Taveras.
- April 21, 1979
The San Francisco Giants released Joe Coleman.
- April 23, 1979
The Toronto Blue Jays signed Bob Robertson as a free agent.
- April 24, 1979
The Toronto Blue Jays signed Tony Fernández as an amateur free agent.
- April 27, 1979
The Kansas City Royals traded George Throop to the Houston Astros for a player to be named later. The Houston Astros sent Keith Drumright (October 26, 1979) to the Kansas City Royals to complete the trade.
- April 30, 1979
The Minnesota Twins signed Ken Brett as a free agent.
- May 3, 1979
The Cincinnati Reds traded Doug Capilla to the Chicago Cubs for a player to be named later. The Chicago Cubs sent Mark Gilbert (October 12, 1979) to the Cincinnati Reds to complete the trade.
- May 4, 1979
The California Angels traded Dave Chalk to the Texas Rangers for Bert Campaneris.
- May 8, 1979
The Cincinnati Reds signed Paul Blair as a free agent.
The Pittsburgh Pirates signed Joe Coleman as a free agent.
- May 9, 1979
The St. Louis Cardinals released Tom Grieve.
- May 10, 1979
The Boston Red Sox released Luis Aponte.
- May 11, 1979
The New York Yankees purchased Jim Kaat from the Philadelphia Phillies.
The Los Angeles Dodgers purchased Lerrin LaGrow from the Chicago White Sox.
The Milwaukee Brewers purchased Lance Rautzhan from the Los Angeles Dodgers.
The Chicago Cubs released Gene Clines.
- May 12, 1979
The Toronto Blue Jays released Tom Murphy.
- May 16, 1979
The Chicago White Sox signed Nardi Contreras as a free agent.
The San Francisco Giants signed Lenny Randle as a free agent.
- May 20, 1979
The Cincinnati Reds signed Mike Ramsey as an amateur free agent.
- May 21, 1979
The Texas Rangers signed Tom Grieve as a free agent.
- May 22, 1979
The Boston Red Sox released Frank Duffy.
- May 23, 1979
The Chicago Cubs traded Ray Burris to the New York Yankees for Dick Tidrow.
- May 25, 1979
The Philadelphia Phillies signed Bud Harrelson as a free agent.
The Atlanta Braves traded Frank LaCorte to the Houston Astros for Bo McLaughlin.
The Cincinnati Reds traded Champ Summers to the Detroit Tigers for a player to be named later. The Detroit Tigers sent Sheldon Burnside (October 25, 1979) to the Cincinnati Reds to complete the trade.
- May 27, 1979
The Chicago White Sox purchased Milt May from the Detroit Tigers.
- June 4, 1979
The Minnesota Twins released Ken Brett.
- June 5, 1979
The Baltimore Orioles traded Larry Harlow to the California Angels for Floyd Rayford and cash.
The Boston Red Sox drafted Marty Barrett in the 1st round (1st pick) of the 1979 amateur draft (June Secondary).
The Seattle Mariners drafted Al Chambers in the 1st round (1st pick) of the 1979 amateur draft.
The New York Mets drafted Tim Leary in the 1st round (2nd pick) of the 1979 amateur draft.
The New York Yankees drafted Otis Nixon in the 1st round (3rd pick) of the 1979 amateur draft (June Secondary). Player signed June 9, 1979.
The Atlanta Braves drafted Brad Komminsk in the 1st round (4th pick) of the 1979 amateur draft.
The Chicago White Sox drafted Bob Fallon in the 1st round (5th pick) of the 1979 amateur draft (June Secondary).
The Chicago Cubs drafted Scott Fletcher in the 1st round (6th pick) of the 1979 amateur draft (June Secondary). Player signed June 6, 1979.
The St. Louis Cardinals drafted Andy Van Slyke in the 1st round (6th pick) of the 1979 amateur draft.
The Cleveland Indians drafted John Bohnet in the 1st round (7th pick) of the 1979 amateur draft.
The Pittsburgh Pirates drafted Mike Bielecki in the 1st round (8th pick) of the 1979 amateur draft (June Secondary). Player signed June 13, 1979.
The Houston Astros drafted John Mizerock in the 1st round (8th pick) of the 1979 amateur draft.
The Chicago White Sox drafted Steve Buechele in the 1st round (9th pick) of the 1979 amateur draft, but was not signed.
The Montreal Expos drafted Tim Wallach in the 1st round (10th pick) of the 1979 amateur draft.
The Minnesota Twins drafted Gary Gaetti in the 1st round (11th pick) of the 1979 amateur draft (June Secondary). Player signed June 21, 1979.
The St. Louis Cardinals drafted Ralph Citarella in the 1st round (12th pick) of the 1979 amateur draft (June Secondary).
The Chicago Cubs drafted Jon Perlman in the 1st round (12th pick) of the 1979 amateur draft.
The Detroit Tigers drafted Rick Leach in the 1st round (13th pick) of the 1979 amateur draft.
The San Diego Padres drafted Joe Lansford in the 1st round (14th pick) of the 1979 amateur draft.
The San Diego Padres drafted Jeff Heathcock in the 1st round (14th pick) of the 1979 amateur draft (June Secondary), but was not signed.
The Seattle Mariners drafted Carlos Diaz in the 1st round (15th pick) of the 1979 amateur draft (June Secondary).
The San Francisco Giants drafted Scott Garrelts in the 1st round (15th pick) of the 1979 amateur draft.
The Los Angeles Dodgers drafted Steve Howe in the 1st round (16th pick) of the 1979 amateur draft.
The Texas Rangers drafted Jerry Don Gleaton in the 1st round (17th pick) of the 1979 amateur draft.
The San Francisco Giants drafted Rick Luecken in the 1st round (18th pick) of the 1979 amateur draft, but was not signed.
The Chicago White Sox drafted Ricky Seilheimer in the 1st round (19th pick) of the 1979 amateur draft.
The Houston Astros drafted Lemmie Miller in the 1st round (20th pick) of the 1979 amateur draft (June Secondary), but was not signed.
The Kansas City Royals drafted Atlee Hammaker in the 1st round (21st pick) of the 1979 amateur draft.
The New York Mets drafted Bill Mooneyham in the 1st round (22nd pick) of the 1979 amateur draft (June Secondary), but was not signed.
The San Diego Padres drafted Bob Geren in the 1st round (24th pick) of the 1979 amateur draft.
The Oakland Athletics drafted Mike Stenhouse in the 1st round (26th pick) of the 1979 amateur draft, but was not signed.
The Seattle Mariners drafted Jamie Allen in the 2nd round of the 1979 amateur draft.
The New York Mets drafted Jeff Bettendorf in the 2nd round of the 1979 amateur draft.
The San Francisco Giants drafted Chris Brown in the 2nd round of the 1979 amateur draft.
The Cincinnati Reds drafted Bob Buchanan in the 2nd round of the 1979 amateur draft.
The Minnesota Twins drafted Randy Bush in the 2nd round of the 1979 amateur draft.
The Cincinnati Reds drafted Keefe Cato in the 2nd round of the 1979 amateur draft.
The Houston Astros drafted Ty Gainey in the 2nd round of the 1979 amateur draft.
The Texas Rangers drafted Donnie Scott in the 2nd round of the 1979 amateur draft.
The Toronto Blue Jays drafted Ron Shepherd in the 2nd round of the 1979 amateur draft.
The Boston Red Sox drafted Marc Sullivan in the 2nd round of the 1979 amateur draft.
The Oakland Athletics drafted Tom Dodd in the 2nd round of the 1979 amateur draft, but was not signed.
The St. Louis Cardinals drafted Mike Mason in the 2nd round of the 1979 amateur draft (June Secondary), but was not signed.
The Minnesota Twins drafted Randy O'Neal in the 2nd round of the 1979 amateur draft (June Secondary), but was not signed.
The Texas Rangers drafted Nick Capra in the 3rd round of the 1979 amateur draft.
The Los Angeles Dodgers drafted Don Crow in the 3rd round of the 1979 amateur draft.
The Pittsburgh Pirates drafted José DeLeón in the 3rd round of the 1979 amateur draft.
The Minnesota Twins drafted Tim Laudner in the 3rd round of the 1979 amateur draft.
The Chicago White Sox drafted Fran Mullins in the 3rd round of the 1979 amateur draft.
The Kansas City Royals drafted Pat Sheridan in the 3rd round of the 1979 amateur draft.
The Philadelphia Phillies drafted Roy Smith in the 3rd round of the 1979 amateur draft. Player signed July 30, 1979.
The New York Yankees drafted Freddie Toliver in the 3rd round of the 1979 amateur draft. Player signed June 11, 1979.
The Chicago Cubs drafted Chuck Crim in the 3rd round of the 1979 amateur draft, but was not signed.
The Oakland Athletics drafted Jeff Dedmon in the 3rd round of the 1979 amateur draft (June Secondary), but was not signed.
The California Angels drafted Bill Lindsey in the 3rd round of the 1979 amateur draft (June Secondary), but was not signed.
The Baltimore Orioles drafted Bob Melvin in the 3rd round of the 1979 amateur draft, but was not signed.
The Toronto Blue Jays drafted Ron Romanick in the 3rd round of the 1979 amateur draft, but was not signed.
The Chicago White Sox drafted Tim Teufel in the 3rd round of the 1979 amateur draft (June Secondary), but was not signed.
The St. Louis Cardinals drafted Ed Vosberg in the 3rd round of the 1979 amateur draft, but was not signed.
The Philadelphia Phillies drafted Jay Baller in the 4th round of the 1979 amateur draft. Player signed June 8, 1979.
The Pittsburgh Pirates drafted Chris Green in the 4th round of the 1979 amateur draft.
The San Francisco Giants drafted Randy Kutcher in the 4th round of the 1979 amateur draft.
The San Diego Padres drafted Mark Parent in the 4th round of the 1979 amateur draft. Player signed June 9, 1979.
The Seattle Mariners drafted Jim Presley in the 4th round of the 1979 amateur draft.
The Houston Astros drafted Larry Ray in the 4th round of the 1979 amateur draft.
The Toronto Blue Jays drafted Andre Robertson in the 4th round of the 1979 amateur draft.
The Montreal Expos drafted John Russell in the 4th round of the 1979 amateur draft, but was not signed.
The Milwaukee Brewers drafted Andy Beene in the 5th round of the 1979 amateur draft.
The New York Yankees drafted Greg Gagne in the 5th round of the 1979 amateur draft. Player signed June 23, 1979.
The California Angels drafted Pat Keedy in the 5th round of the 1979 amateur draft.
The Baltimore Orioles drafted Allan Ramirez in the 5th round of the 1979 amateur draft.
The Cincinnati Reds drafted Jeff Russell in the 5th round of the 1979 amateur draft.
The San Diego Padres drafted Mark Thurmond in the 5th round of the 1979 amateur draft.
The Oakland Athletics drafted Ronn Reynolds in the 5th round of the 1979 amateur draft, but was not signed.
The Houston Astros drafted Bill Doran in the 6th round of the 1979 amateur draft.
The New York Mets drafted Ron Gardenhire in the 6th round of the 1979 amateur draft.
The Montreal Expos drafted Wallace Johnson in the 6th round of the 1979 amateur draft.
The Atlanta Braves drafted Mike Payne in the 6th round of the 1979 amateur draft.
The New York Yankees drafted Stefan Wever in the 6th round of the 1979 amateur draft.
The San Diego Padres drafted Harold Reynolds in the 6th round of the 1979 amateur draft, but was not signed.
The Baltimore Orioles drafted Storm Davis in the 7th round of the 1979 amateur draft.
The Montreal Expos drafted Mike Gates in the 7th round of the 1979 amateur draft.
The Cleveland Indians drafted Von Hayes in the 7th round of the 1979 amateur draft. Player signed August 24, 1979.
The Boston Red Sox drafted Tom McCarthy in the 7th round of the 1979 amateur draft.
The Houston Astros drafted Mark Ross in the 7th round of the 1979 amateur draft.
The Seattle Mariners drafted Brian Snyder in the 7th round of the 1979 amateur draft.
The Kansas City Royals drafted Craig Lefferts in the 7th round of the 1979 amateur draft, but was not signed.
The Milwaukee Brewers drafted Bill Schroeder in the 8th round of the 1979 amateur draft.
The San Diego Padres drafted James Steels in the 8th round of the 1979 amateur draft.
The New York Yankees drafted Pete Filson in the 9th round of the 1979 amateur draft.
The California Angels drafted Darrell Miller in the 9th round of the 1979 amateur draft.
The Atlanta Braves drafted Paul Runge in the 9th round of the 1979 amateur draft.
The Houston Astros drafted Mark Dempsey in the 9th round of the 1979 amateur draft, but was not signed.
The Minnesota Twins drafted Mike Kinnunen in the 10th round of the 1979 amateur draft.
The Chicago Cubs drafted Dave Owen in the 10th round of the 1979 amateur draft. Player signed June 10, 1979.
The Baltimore Orioles drafted Rod Booker in the 10th round of the 1979 amateur draft, but was not signed.
The Chicago White Sox drafted Jimmy Key in the 10th round of the 1979 amateur draft, but was not signed.
The San Francisco Giants drafted Scotti Madison in the 10th round of the 1979 amateur draft, but was not signed.
The Kansas City Royals drafted Bill Moore in the 10th round of the 1979 amateur draft, but was not signed.
The St. Louis Cardinals drafted Tom Dozier in the 11th round of the 1979 amateur draft.
The Chicago Cubs drafted Ray Soff in the 11th round of the 1979 amateur draft.
The San Francisco Giants drafted Frank Williams in the 11th round of the 1979 amateur draft.
The Boston Red Sox drafted Tom Dunbar in the 11th round of the 1979 amateur draft, but was not signed.
The Milwaukee Brewers drafted Paul Zuvella in the 11th round of the 1979 amateur draft, but was not signed.
The Texas Rangers drafted Tony Fossas in the 12th round of the 1979 amateur draft. Player signed June 12, 1979.
The Houston Astros drafted Johnny Ray in the 12th round of the 1979 amateur draft.
The Detroit Tigers drafted Mike Warren in the 12th round of the 1979 amateur draft.
The Cincinnati Reds drafted Tom Edens in the 12th round of the 1979 amateur draft, but was not signed.
The Los Angeles Dodgers drafted Greg Brock in the 13th round of the 1979 amateur draft.
The Seattle Mariners drafted Mike Hart in the 13th round of the 1979 amateur draft.
The Milwaukee Brewers drafted Bob Skube in the 13th round of the 1979 amateur draft.
The Minnesota Twins drafted Andre David in the 14th round of the 1979 amateur draft, but was not signed.
The Texas Rangers drafted Pete O'Brien in the 15th round of the 1979 amateur draft.
The New York Yankees drafted Keith Smith in the 15th round of the 1979 amateur draft.
The New York Mets drafted Walt Terrell in the 15th round of the 1979 amateur draft, but was not signed.
The Chicago Cubs drafted Tom Grant in the 16th round of the 1979 amateur draft. Player signed June 9, 1979.
The San Francisco Giants drafted Tom O'Malley in the 16th round of the 1979 amateur draft.
The Pittsburgh Pirates drafted Ron Wotus in the 16th round of the 1979 amateur draft.
The St. Louis Cardinals drafted Steve Stanicek in the 16th round of the 1979 amateur draft, but was not signed.
The Seattle Mariners drafted Bud Black in the 17th round of the 1979 amateur draft.
The Los Angeles Dodgers drafted Orel Hershiser in the 17th round of the 1979 amateur draft. Player signed June 9, 1979.
The Montreal Expos drafted Brad Mills in the 17th round of the 1979 amateur draft.
The Toronto Blue Jays drafted Jeff Robinson in the 17th round of the 1979 amateur draft, but was not signed.
The St. Louis Cardinals drafted Mark Salas in the 18th round of the 1979 amateur draft.
The New York Yankees drafted Don Mattingly in the 19th round of the 1979 amateur draft.
The Cincinnati Reds drafted Jeff Jones in the 20th round of the 1979 amateur draft.
The Seattle Mariners drafted Tom Henke in the 20th round of the 1979 amateur draft, but was not signed.
The New York Mets drafted John Leister in the 20th round of the 1979 amateur draft, but was not signed.
The Chicago Cubs drafted Bryan Oelkers in the 20th round of the 1979 amateur draft, but was not signed.
The Milwaukee Brewers drafted Don Slaught in the 20th round of the 1979 amateur draft, but was not signed.
The Atlanta Braves drafted Brett Butler in the 23rd round of the 1979 amateur draft. Player signed June 11, 1979.
The St. Louis Cardinals drafted Terry Clark in the 23rd round of the 1979 amateur draft. Player signed June 12, 1979.
The Chicago Cubs drafted Mark Huismann in the 23rd round of the 1979 amateur draft, but was not signed.
The Los Angeles Dodgers drafted Morris Madden in the 24th round of the 1979 amateur draft.
The Houston Astros drafted Chris Jones in the 25th round of the 1979 amateur draft.
The Cincinnati Reds drafted Kurt Kepshire in the 25th round of the 1979 amateur draft.
The Kansas City Royals drafted Jeff Twitty in the 25th round of the 1979 amateur draft.
The Philadelphia Phillies drafted Kelly Downs in the 26th round of the 1979 amateur draft. Player signed August 24, 1979.
The Texas Rangers drafted Dave Schmidt in the 26th round of the 1979 amateur draft.
The Baltimore Orioles drafted Bill Swaggerty in the 26th round of the 1979 amateur draft.
The Oakland Athletics drafted Bert Bradley in the 27th round of the 1979 amateur draft.
The New York Mets drafted Dave Smith in the 27th round of the 1979 amateur draft.
The New York Mets drafted Clay Christiansen in the 29th round of the 1979 amateur draft, but was not signed.
The Milwaukee Brewers drafted Dan Firova in the 29th round of the 1979 amateur draft, but was not signed.
The Philadelphia Phillies drafted Nelson Santovenia in the 29th round of the 1979 amateur draft, but was not signed.
The Chicago Cubs drafted Steve Ziem in the 29th round of the 1979 amateur draft, but was not signed.
The Texas Rangers drafted Jay Pettibone in the 30th round of the 1979 amateur draft.
The Montreal Expos drafted Billy Hatcher in the 30th round of the 1979 amateur draft, but was not signed.
The Cleveland Indians drafted Larry White in the 31st round of the 1979 amateur draft.
The Baltimore Orioles drafted Glenn Davis in the 31st round of the 1979 amateur draft, but was not signed.
The Minnesota Twins drafted Tom Nieto in the 31st round of the 1979 amateur draft, but was not signed.
The Baltimore Orioles drafted Kevin Gross in the 32nd round of the 1979 amateur draft, but was not signed.
The Texas Rangers drafted Ray Fontenot in the 34th round of the 1979 amateur draft.
The Cincinnati Reds drafted Mike Maddux in the 36th round of the 1979 amateur draft, but was not signed.
The Pittsburgh Pirates drafted Joel Skinner in the 37th round of the 1979 amateur draft.
The Pittsburgh Pirates drafted Herm Winningham in the 39th round of the 1979 amateur draft, but was not signed.
The Pittsburgh Pirates drafted Mike Sharperson in the 41st round of the 1979 amateur draft, but was not signed.
- June 6, 1979
The Toronto Blue Jays purchased Dyar Miller from the California Angels.
The Baltimore Orioles traded Dennis Blair to the San Diego Padres for Randy Fierbaugh (minors).
- June 7, 1979
The Seattle Mariners purchased Rob Dressler from the St. Louis Cardinals.
The Milwaukee Brewers traded Randy Stein to the Seattle Mariners for Paul Mitchell.
- June 11, 1979
The Los Angeles Dodgers signed Ken Brett as a free agent.
- June 12, 1979
The Seattle Mariners signed Steve Stroughter as a free agent.
- June 13, 1979
The Boston Red Sox traded a player to be named later, Pete Ladd and cash to the Houston Astros for Bob Watson. The Boston Red Sox sent Bobby Sprowl (June 19, 1979) to the Houston Astros to complete the trade.
The Montreal Expos traded a player to be named later and cash to the San Francisco Giants for John Tamargo. The Montreal Expos sent Joe Pettini (March 15, 1980) to the San Francisco Giants to complete the trade.
The Boston Red Sox traded George Scott to the Kansas City Royals for Tom Poquette.
- June 14, 1979
The Cleveland Indians traded Paul Dade to the San Diego Padres for Mike Hargrove.
- June 15, 1979
The Oakland Athletics signed Mark Souza as a free agent.
The Los Angeles Dodgers signed Rich Rodas as an amateur free agent.
The New York Mets purchased Andy Hassler from the Boston Red Sox.
The Cleveland Indians traded Don Hood to the New York Yankees for Cliff Johnson.
The New York Yankees traded Jay Johnstone to the San Diego Padres for Dave Wehrmeister.
The Oakland Athletics traded John Henry Johnson to the Texas Rangers for Dave Chalk, Mike Heath and cash.
The New York Mets traded Mike Bruhert and Bob Myrick to the Texas Rangers for Dock Ellis.
The Chicago White Sox traded Eric Soderholm to the Texas Rangers for Ed Farmer and Gary Holle.
- June 16, 1979
The Philadelphia Phillies released Jim Lonborg.
- June 17, 1979
The San Francisco Giants signed Dan Gladden as an amateur free agent.
- June 20, 1979
The Chicago White Sox signed Reggie Patterson as an amateur free agent.
- June 22, 1979
The Toronto Blue Jays signed Steve Senteney as an amateur free agent.
- June 26, 1979
The Baltimore Orioles signed John Stefero as an amateur free agent.
The Chicago Cubs traded Bobby Murcer to the New York Yankees for Paul Semall (minors).
- June 27, 1979
The Texas Rangers purchased Jack Lazorko from the Houston Astros.
The Toronto Blue Jays released Bob Robertson.
- June 28, 1979
The Chicago Cubs purchased Ken Henderson from the Cincinnati Reds.
The Cincinnati Reds traded Pedro Borbón to the San Francisco Giants for Héctor Cruz.
The Pittsburgh Pirates traded Fred Breining, Al Holland and Ed Whitson to the San Francisco Giants for Bill Madlock, Lenny Randle and Dave Roberts.
- June 29, 1979
The Minnesota Twins purchased Rudy Meoli from the Philadelphia Phillies.
- July, 1979
The Houston Astros loaned Larry Anderson to the Atlanta Braves.
- July 4, 1979
The Chicago Cubs purchased Miguel Diloné from the Oakland Athletics.
The Cincinnati Reds purchased Sam Mejías from the Chicago Cubs.
- July 5, 1979
The San Diego Padres signed Bobby Tolan as a free agent.
- July 6, 1979
The Los Angeles Dodgers purchased Fernando Valenzuela from Yucatan (Mexican).
The California Angels released Keith Comstock.
The Chicago White Sox traded Rich Hinton to the Seattle Mariners for Juan Bernhardt.
- July 7, 1979
The Chicago White Sox released Pablo Torrealba.
- July 10, 1979
The New York Yankees signed Curt Kaufman as an amateur free agent.
- July 15, 1979
The Baltimore Orioles purchased Larry Johnson from Miami (Inter-American).
- July 18, 1979
The Cleveland Indians signed Mike Stanton as a free agent.
The Milwaukee Brewers signed Mike Madden as an amateur free agent.
- July 20, 1979
The Detroit Tigers traded Rusty Staub to the Montreal Expos for a player to be named later and cash. The Montreal Expos sent Randall Schafer (minors) (December 3, 1979) to the Detroit Tigers to complete the trade.
- July 25, 1979
The Toronto Blue Jays purchased Craig Kusick from the Minnesota Twins.
The Cincinnati Reds traded Mike Armstrong to the San Diego Padres for Paul O'Neill (minors).
- July 30, 1979
The Seattle Mariners signed Iván Calderón as an amateur free agent.
The New York Yankees traded players to be named later and Mickey Rivers to the Texas Rangers for players to be named later, Amos Lewis (minors) and Oscar Gamble. The Texas Rangers sent Ray Fontenot (October 8, 1979) and Gene Nelson (October 8, 1979) to the New York Yankees to complete the trade. The New York Yankees sent Bob Polinsky (minors) (October 8, 1979), Neal Mersch (minors) (October 8, 1979) and Mark Softy (minors) (October 8, 1979) to the Texas Rangers to complete the trade.
The Montreal Expos traded Tony Solaita to the Toronto Blue Jays for a player to be named later. The Toronto Blue Jays sent Dyar Miller (October 24, 1979) to the Montreal Expos to complete the trade.
- July 31, 1979
The California Angels released Terry Humphrey.
- August 1, 1979
The Chicago White Sox purchased Gil Rondón from Yucatan (Mexican).
- August 2, 1979
The New York Mets purchased José Cardenal from the Philadelphia Phillies.
- August 3, 1979
The New York Yankees purchased Lenny Randle from the Pittsburgh Pirates.
- August 6, 1979
The Seattle Mariners released John Hale.
- August 12, 1979
The New York Mets traded Willie Montañez to the Texas Rangers for players to be named later. The Texas Rangers sent Ed Lynch (September 18, 1979) and Mike Jorgensen (October 23, 1979) to the New York Mets to complete the trade.
- August 17, 1979
The Kansas City Royals released George Scott.
The Boston Red Sox traded a player to be named later and cash to the Chicago Cubs for Ted Sizemore. The Boston Red Sox sent Mike O'Berry (October 23, 1979) to the Chicago Cubs to complete the trade.
- August 19, 1979
The Seattle Mariners purchased Wayne Twitchell from the New York Mets.
- August 20, 1979
The New York Mets selected Ray Burris off waivers from the New York Yankees.
- August 26, 1979
The New York Yankees signed George Scott as a free agent.
The Philadelphia Phillies signed Jeff Stone as an amateur free agent.
- August 27, 1979
The Kansas City Royals signed Mike Kingery as an amateur free agent.
- August 28, 1979
The Los Angeles Dodgers released Andy Messersmith.
- August 29, 1979
The Seattle Mariners traded John Montague to the California Angels for a player to be named later. The California Angels sent Jim Anderson (December 5, 1979) to the Seattle Mariners to complete the trade.
- August 30, 1979
The Chicago Cubs purchased Bruce Kimm from the Detroit Tigers.
The Montreal Expos purchased Dale Murray from the New York Mets.
The Baltimore Orioles selected Bob Molinaro off waivers from the Chicago White Sox.
- September 1, 1979
The Baltimore Orioles signed Elrod Hendricks as a free agent.
- September 20, 1979
The California Angels purchased Ralph Garr from the Chicago White Sox.
- September 21, 1979
The Pittsburgh Pirates purchased Dock Ellis from the New York Mets.
- October 1, 1979
The Los Angeles Dodgers released Manny Mota.
- October 3, 1979
The Chicago Cubs released Ken Holtzman.
The San Diego Padres released Mickey Lolich.
The Chicago White Sox selected Bob Molinaro off waivers from the Baltimore Orioles.
- October 4, 1979
The Seattle Mariners released Bill Plummer.
- October 11, 1979
The Milwaukee Brewers signed Juan Castillo as an amateur free agent.
- October 14, 1979
The Los Angeles Dodgers signed Tony Brewer as an amateur free agent.
- October 15, 1979
The Chicago White Sox signed Tom Johnson as a free agent.
- October 16, 1979
The Atlanta Braves released Darrel Chaney.
- October 17, 1979
The Chicago Cubs traded Donnie Moore to the St. Louis Cardinals for Mike Tyson.
- October 19, 1979
The Montreal Expos purchased Jamie Easterly from the Atlanta Braves.
The San Diego Padres released Bobby Tolan.
- October 22, 1979
The Toronto Blue Jays released Dave Freisleben.
The Toronto Blue Jays released Craig Kusick.
- October 24, 1979
The Cleveland Indians released Paul Reuschel.
The Kansas City Royals traded Kevin Gillen (minors) to the Milwaukee Brewers for Lance Rautzhan.
- October 26, 1979
Yucatan (Mexican) purchased Gil Rondón from the Chicago White Sox.
The Kansas City Royals released Steve Mingori.
The Milwaukee Brewers traded Mark Bomback to the New York Mets for Dwight Bernard.
- October 31, 1979
The Detroit Tigers traded Phil Mankowski and Jerry Morales to the New York Mets for Richie Hebner.
- November 1, 1979
Jesús Alou of the Houston Astros granted free agency.
Paul Blair of the Cincinnati Reds granted free agency.
Glenn Borgmann of the Minnesota Twins granted free agency.
Dave Chalk of the Oakland Athletics granted free agency.
John Curtis of the San Francisco Giants granted free agency.
Dock Ellis of the Pittsburgh Pirates granted free agency.
Dave Goltz of the Minnesota Twins granted free agency.
Greg Gross of the Philadelphia Phillies granted free agency.
Dave Hamilton of the Oakland Athletics granted free agency.
Andy Hassler of the New York Mets granted free agency.
Don Hood of the New York Yankees granted free agency.
Al Hrabosky of the Kansas City Royals granted free agency.
Jay Johnstone of the San Diego Padres granted free agency.
Tim Johnson of the Toronto Blue Jays granted free agency.
Jim Kaat of the New York Yankees granted free agency.
Don Kessinger of the Chicago White Sox granted free agency.
Bruce Kison of the Pittsburgh Pirates granted free agency.
Ed Kranepool of the New York Mets granted free agency.
Lerrin LaGrow of the Los Angeles Dodgers granted free agency.
Skip Lockwood of the New York Mets granted free agency.
Milt May of the Chicago White Sox granted free agency.
Rudy May of the Montreal Expos granted free agency.
Bob Montgomery of the Boston Red Sox granted free agency.
Joe Morgan of the Cincinnati Reds granted free agency.
Fred Norman of the Cincinnati Reds granted free agency.
Rowland Office of the Atlanta Braves granted free agency.
Jorge Orta of the Chicago White Sox granted free agency.
Freddie Patek of the Kansas City Royals granted free agency.
Tony Pérez of the Montreal Expos granted free agency.
Lenny Randle of the New York Yankees granted free agency.
Nolan Ryan of the California Angels granted free agency.
George Scott of the New York Yankees granted free agency.
Tony Solaita of the Toronto Blue Jays granted free agency.
Don Stanhouse of the Baltimore Orioles granted free agency.
Rennie Stennett of the Pittsburgh Pirates granted free agency.
Rusty Torres of the Chicago White Sox granted free agency.
Wayne Twitchell of the Seattle Mariners granted free agency.
Bobby Valentine of the Seattle Mariners granted free agency.
Bob Watson of the Boston Red Sox granted free agency.
Roy White of the New York Yankees granted free agency.
Rick Wise of the Cleveland Indians granted free agency.
Jim Wohlford of the Milwaukee Brewers granted free agency.
The New York Yankees traded Rick Anderson, Jim Beattie, Juan Beníquez and Jerry Narron to the Seattle Mariners for Ruppert Jones and Jim Lewis.
The New York Yankees traded Chris Chambliss, Dámaso García and Paul Mirabella to the Toronto Blue Jays for Rick Cerone, Tom Underwood and Ted Wilborn.
- November 5, 1979
The Toronto Blue Jays purchased Domingo Ramos from the Texas Rangers.
The Toronto Blue Jays released Dave McKay.
- November 7, 1979
The Philadelphia Phillies released Tim McCarver.
- November 8, 1979
The New York Yankees signed Rudy May as a free agent.
The New York Yankees signed Bob Watson as a free agent.
- November 9, 1979
The Seattle Mariners purchased Dan O'Brien from the St. Louis Cardinals.
- November 14, 1979
The Los Angeles Dodgers signed Dave Goltz as a free agent.
The Chicago White Sox released Art Kusnyer.
The New York Yankees traded players to be named later and cash to the Texas Rangers for Eric Soderholm. The New York Yankees sent Amos Lewis (minors) (December 13, 1979) and Ricky Burdette (minors) (December 13, 1979) to the Texas Rangers to complete the trade.
- November 16, 1979
The California Angels signed Bruce Kison as a free agent.
The Boston Red Sox signed Tony Pérez as a free agent.
- November 17, 1979
The Los Angeles Dodgers signed Don Stanhouse as a free agent.
- November 19, 1979
The Houston Astros signed Nolan Ryan as a free agent.
The San Diego Padres signed Rick Wise as a free agent.
- November 20, 1979
The Atlanta Braves signed Al Hrabosky as a free agent.
- November 21, 1979
The Pittsburgh Pirates signed Andy Hassler as a free agent.
The Houston Astros signed Julio Solano as an amateur free agent.
The Seattle Mariners purchased Kip Young from the Detroit Tigers.
- November 24, 1979
The Pittsburgh Pirates signed Cecilio Guante as an amateur free agent.
- November 26, 1979
The San Diego Padres signed John Curtis as a free agent.
- November 27, 1979
The Boston Red Sox signed Skip Lockwood as a free agent.
The Montreal Expos traded Dave Cash to the San Diego Padres for Bill Almon and Dan Briggs.
- November 28, 1979
The Los Angeles Dodgers released Vic Davalillo.
- December 1, 1979
Willie Horton of the Seattle Mariners granted free agency.
- December 3, 1979
The Milwaukee Brewers drafted Mark Brouhard from the California Angels in the 1979 rule 5 draft.
The Kansas City Royals drafted Manny Castillo from the St. Louis Cardinals in the 1979 rule 5 draft.
The Minnesota Twins drafted Doug Corbett from the Cincinnati Reds in the 1979 rule 5 draft.
The Chicago White Sox drafted Bruce Kimm from the Chicago Cubs in the 1979 rule 5 draft.
The Toronto Blue Jays drafted Mike Macha from the Atlanta Braves in the 1979 rule 5 draft.
The California Angels drafted Freddie Martínez from the New York Mets in the 1979 rule 5 draft.
The Cleveland Indians drafted Andrés Mora from the Baltimore Orioles in the 1979 rule 5 draft.
The Minnesota Twins drafted Guy Sularz from the San Francisco Giants in the 1979 rule 5 draft.
The Chicago White Sox drafted Greg Walker from the Philadelphia Phillies in the 1979 rule 5 draft.
The Montreal Expos signed Fred Norman as a free agent.
The Atlanta Braves traded Richard Wieters (minors) to the Chicago White Sox for Bill Nahorodny.
The San Diego Padres selected Von Joshua off waivers from the Los Angeles Dodgers.
- December 4, 1979
The San Francisco Giants drafted Nate Snell from the Baltimore Orioles in the 1979 minor league draft.
The Toronto Blue Jays drafted Mitch Webster from the Los Angeles Dodgers in the 1979 minor league draft.
The Los Angeles Dodgers signed Jay Johnstone as a free agent.
The Milwaukee Brewers purchased Fred Holdsworth from the Detroit Tigers.
- December 5, 1979
The California Angels signed Freddie Patek as a free agent.
The Detroit Tigers traded Fernando Arroyo to the Minnesota Twins for Jeff Holly.
The Atlanta Braves traded Barry Bonnell, Joey McLaughlin and Pat Rockett to the Toronto Blue Jays for Chris Chambliss and Luis Gómez.
- December 6, 1979
The Montreal Expos signed Rowland Office as a free agent.
The Cleveland Indians traded Ted Cox to the Seattle Mariners for a player to be named later, Rob Pietroburgo (minors) and Rafael Vásquez. The Seattle Mariners sent Bud Anderson (March 29, 1980) to the Cleveland Indians to complete the trade.
The Atlanta Braves traded Adrian Devine and Pepe Frías to the Texas Rangers for Doyle Alexander, Larvell Blanks and $50,000.
The Baltimore Orioles traded John Flinn to the Milwaukee Brewers for Lenn Sakata.
The California Angels traded Willie Aikens and Rance Mulliniks to the Kansas City Royals for a player to be named later, Al Cowens and Todd Cruz. The Kansas City Royals sent Craig Eaton (April 1, 1980) to the California Angels to complete the trade.
- December 7, 1979
The San Diego Padres purchased Aurelio Rodríguez from the Detroit Tigers for $200,000.
The Cleveland Indians traded Bobby Bonds to the St. Louis Cardinals for John Denny and Jerry Mumphrey.
The Baltimore Orioles traded Tom Chism to the Minnesota Twins for Dan Graham.
The Detroit Tigers traded Ron LeFlore to the Montreal Expos for Dan Schatzeder.
The Minnesota Twins traded Paul Thormodsgard to the Philadelphia Phillies for Pete Mackanin.
- December 10, 1979
The New York Yankees purchased Andre Robertson from the Toronto Blue Jays.
The New York Mets traded Jody Davis to the St. Louis Cardinals for Ray Searage.
- December 11, 1979
The New York Mets released Bob Apodaca.
- December 12, 1979
The San Francisco Giants signed Milt May as a free agent.
The San Francisco Giants signed Rennie Stennett as a free agent.
The San Francisco Giants signed Jim Wohlford as a free agent.
The Chicago White Sox purchased Bill Atkinson from the Montreal Expos.
The Kansas City Royals released Jim Nettles.
- December 13, 1979
The Philadelphia Phillies signed Greg Gross as a free agent.
- December 18, 1979
The Philadelphia Phillies released Jack Kucek.
- December 19, 1979
The Cleveland Indians signed Jorge Orta as a free agent.
The San Francisco Giants released Rob Andrews.
- December 20, 1979
The Seattle Mariners signed Willie Horton as a free agent.
The Philadelphia Phillies signed Jerry Willard as an amateur free agent.
- December 21, 1979
The Cleveland Indians traded Larry Andersen to the Pittsburgh Pirates for John Burden (minors) and Larry Littleton.
- Before 1980 Season
The California Angels signed Dave Freisleben as a free agent.
The Minnesota Twins released Jim Gideon.
The Minnesota Twins released Rudy Meoli.
The Seattle Mariners released Leroy Stanton.
The Atlanta Braves released Larry Anderson.
The Baltimore Orioles signed Larry Anderson as a free agent.
- January 4, 1980
The Cleveland Indians traded David Clyde and Jim Norris to the Texas Rangers for Mike Bucci (minors), Gary Gray and Larry McCall.
- January 5, 1980
The Kansas City Royals signed Tom Candiotti as a free agent.
- January 6, 1980
The Minnesota Twins signed Albert Williams as a free agent.
- January 8, 1980
The Toronto Blue Jays released Dale Mohorcic.
- January 10, 1980
The Toronto Blue Jays signed Jack Kucek as a free agent.
- January 11, 1980
The Los Angeles Dodgers drafted Ricky Wright in the 1st round (2nd pick) of the 1980 amateur draft (January Secondary).
The Chicago White Sox drafted Tim Hulett in the 1st round (3rd pick) of the 1980 amateur draft (January Secondary).
The Oakland Athletics drafted Dave Gallagher in the 1st round (3rd pick) of the 1980 amateur draft (January), but was not signed.
The Atlanta Braves drafted Craig McMurtry in the 1st round (4th pick) of the 1980 amateur draft (January).
The Montreal Expos drafted Mike Stenhouse in the 1st round (4th pick) of the 1980 amateur draft (January Secondary).
The Pittsburgh Pirates drafted Keith Creel in the 1st round (6th pick) of the 1980 amateur draft (January Secondary), but was not signed.
The San Diego Padres drafted Ken Dowell in the 1st round (6th pick) of the 1980 amateur draft (January), but was not signed.
The New York Yankees drafted Tom Dodd in the 1st round (7th pick) of the 1980 amateur draft (January Secondary).
The San Francisco Giants drafted Jeff Dedmon in the 1st round (8th pick) of the 1980 amateur draft (January Secondary), but was not signed.
The Baltimore Orioles drafted Mike Young in the 1st round (11th pick) of the 1980 amateur draft (January Secondary).
The Seattle Mariners drafted Bill Mooneyham in the 1st round (13th pick) of the 1980 amateur draft (January Secondary), but was not signed.
The Philadelphia Phillies drafted Tony Ghelfi in the 1st round (14th pick) of the 1980 amateur draft (January). Player signed January 19, 1980.
The Detroit Tigers drafted Mike Laga in the 1st round (17th pick) of the 1980 amateur draft (January).
The Milwaukee Brewers drafted Herm Winningham in the 1st round (19th pick) of the 1980 amateur draft (January Secondary), but was not signed.
The Boston Red Sox drafted Ray Krawczyk in the 1st round (23rd pick) of the 1980 amateur draft (January), but was not signed.
The Chicago Cubs drafted Tom Henke in the 1st round (24th pick) of the 1980 amateur draft (January Secondary), but was not signed.
The Texas Rangers drafted Tom Dunbar in the 1st round (25th pick) of the 1980 amateur draft (January Secondary).
The Seattle Mariners drafted Dan Firova in the 2nd round of the 1980 amateur draft (January Secondary).
The Los Angeles Dodgers drafted R.J. Reynolds in the 2nd round of the 1980 amateur draft (January).
The Texas Rangers drafted Billy Taylor in the 2nd round of the 1980 amateur draft (January). Player signed March 24, 1980.
The Kansas City Royals drafted Tim Crews in the 2nd round of the 1980 amateur draft (January), but was not signed.
The Houston Astros drafted Billy Hatcher in the 2nd round of the 1980 amateur draft (January Secondary), but was not signed.
The Toronto Blue Jays drafted Roger Samuels in the 2nd round of the 1980 amateur draft (January), but was not signed.
The Montreal Expos drafted Mike Sharperson in the 2nd round of the 1980 amateur draft (January Secondary), but was not signed.
The San Diego Padres drafted Curt Wardle in the 2nd round of the 1980 amateur draft (January), but was not signed.
The Los Angeles Dodgers drafted Larry See in the 3rd round of the 1980 amateur draft (January).
The Chicago White Sox drafted Jim Siwy in the 3rd round of the 1980 amateur draft (January).
The Texas Rangers drafted Al Newman in the 3rd round of the 1980 amateur draft (January), but was not signed.
The Pittsburgh Pirates drafted Tom Nieto in the 3rd round of the 1980 amateur draft (January Secondary), but was not signed.
The Milwaukee Brewers drafted Randy O'Neal in the 3rd round of the 1980 amateur draft (January Secondary), but was not signed.
The California Angels drafted Kevin Romine in the 3rd round of the 1980 amateur draft (January), but was not signed.
The St. Louis Cardinals drafted Kevin Hagen in the 4th round of the 1980 amateur draft (January).
The Houston Astros drafted Donnie Hill in the 5th round of the 1980 amateur draft (January), but was not signed.
The Detroit Tigers drafted Randy Hunt in the 5th round of the 1980 amateur draft (January), but was not signed.
The Texas Rangers drafted Dar Smith in the 6th round of the 1980 amateur draft (January).
The Los Angeles Dodgers drafted Ralph Bryant in the 6th round of the 1980 amateur draft (January), but was not signed.
The Baltimore Orioles drafted Ed Wojna in the 6th round of the 1980 amateur draft (January), but was not signed.
The Minnesota Twins drafted Steve Ellsworth in the 7th round of the 1980 amateur draft (January), but was not signed.
The Montreal Expos drafted Bryan Kelly in the 8th round of the 1980 amateur draft (January), but was not signed.
The Pittsburgh Pirates drafted Bill Bathe in the 10th round of the 1980 amateur draft (January), but was not signed.
The Chicago Cubs drafted Jim Eppard in the 11th round of the 1980 amateur draft (January), but was not signed.
- January 15, 1980
The Milwaukee Brewers signed Carlos Ponce as an amateur free agent.
The Los Angeles Dodgers signed Gil Reyes as an amateur free agent.
The Chicago White Sox traded Eddie Bane to the Kansas City Royals for Joe Zdeb.
- January 18, 1980
The Chicago White Sox signed Juan Agosto as a free agent.
- January 20, 1980
The Cincinnati Reds signed John Hale as a free agent.
The Montreal Expos signed Angel Salazar as an amateur free agent.
- January 24, 1980
The New York Yankees signed Jim Nettles as a free agent.
- January 26, 1980
The Chicago White Sox signed Leo García as a free agent.
- January 29, 1980
The Chicago White Sox signed Glenn Borgmann as a free agent.
- January 30, 1980
The Cleveland Indians signed Roger Moret as a free agent.
Yakult Swallows (Japan Central) purchased Sam Perlozzo from the San Diego Padres.
- January 31, 1980
The Philadelphia Phillies signed Lerrin LaGrow as a free agent.
The Houston Astros signed Joe Morgan as a free agent.
- February 2, 1980
The Los Angeles Dodgers signed Rafael Montalvo as an amateur free agent.
- February 5, 1980
The Chicago Cubs released Derek Botelho.
- February 8, 1980
The Houston Astros released Tom Dixon.
- February 15, 1980
The San Diego Padres released Fernando González.
The Atlanta Braves traded Don Collins to the Cleveland Indians for Gary Melson (minors).
The Cleveland Indians traded Jerry Mumphrey to the San Diego Padres for Bob Owchinko and Jim Wilhelm.
The San Diego Padres traded Joe Carroll (minors), Tucker Ashford and Gaylord Perry to the Texas Rangers for Willie Montañez.
- February 19, 1980
The Chicago White Sox signed Rusty Torres as a free agent.
- February 20, 1980
The Oakland Athletics signed Dave Hamilton as a free agent.
The Philadelphia Phillies purchased Porfi Altamirano from Miami (Inter-American).
The Houston Astros traded Reggie Baldwin to the New York Mets for Keith Bodie (minors).
- February 21, 1980
The Houston Astros released Frank Riccelli.
- February 22, 1980
The New York Mets signed Rob Andrews as a free agent.
- February 26, 1980
The New York Mets signed Tom Dixon as a free agent.
- February 27, 1980
The Kansas City Royals signed Jim Scranton as an amateur free agent.
- February 28, 1980
The Boston Red Sox signed Luis Aponte as a free agent.
- February 29, 1980
The Oakland Athletics signed Keith Comstock as a free agent.
- March 3, 1980
The Montreal Expos released Dyar Miller.
- March 5, 1980
The Philadelphia Phillies signed Bill Johnson as an amateur free agent.
- March 10, 1980
The New York Yankees signed José Canó as an amateur free agent.
- March 13, 1980
The St. Louis Cardinals signed Don Hood as a free agent.
The San Francisco Giants signed Rudy Meoli as a free agent.
- March 15, 1980
The Detroit Tigers traded Jerry Manuel to the Montreal Expos for Duffy Dyer.
- March 17, 1980
The California Angels traded Mike Barlow to the Toronto Blue Jays for Mark Wiley.
- March 18, 1980
The Montreal Expos released Jim Mason.
- March 20, 1980
The Seattle Mariners signed Lenny Randle as a free agent.
- March 21, 1980
The Oakland Athletics released Jim Todd.
The Oakland Athletics released Joe Wallis.
- March 25, 1980
The Seattle Mariners released Danny Walton.
- March 26, 1980
The Los Angeles Dodgers traded Ron Washington to the Minnesota Twins for Wayne Caughey (minors).
- March 27, 1980
The Los Angeles Dodgers released Ken Brett.
The Los Angeles Dodgers released Johnny Oates.
- March 28, 1980
The Kansas City Royals signed Dave Chalk as a free agent.
The Cleveland Indians released Roger Moret.
The Atlanta Braves traded Eddie Solomon to the Pittsburgh Pirates for a player to be named later. The Pittsburgh Pirates sent Greg Field (minors) (April 25, 1980) to the Atlanta Braves to complete the trade.
- March 29, 1980
The Toronto Blue Jays released Rico Carty.
The Toronto Blue Jays released Steve Luebber.
The Atlanta Braves released Mickey Mahler.
The Seattle Mariners released Dan O'Brien.
- March 30, 1980
The California Angels released Danny Boone.
The Boston Red Sox traded a player to be named later and cash to the Philadelphia Phillies for Dave Rader. The Boston Red Sox sent Stan Papi (May 12, 1980) to the Philadelphia Phillies to complete the trade.
- March 31, 1980
The St. Louis Cardinals released Tom Bruno.
The Texas Rangers released David Clyde.
The St. Louis Cardinals released Will McEnaney.
The California Angels released Chuck Porter.
The Montreal Expos traded Rusty Staub to the Texas Rangers for Chris Smith and LaRue Washington.
- April 1, 1980
The Minnesota Twins returned Guy Sularz (earlier draft pick) to the San Francisco Giants.
The New York Yankees signed Jim Kaat as a free agent.
The New York Yankees purchased Marshall Brant from the New York Mets.
The Chicago Cubs purchased Lenny Randle from the Seattle Mariners.
The New York Mets released Bruce Boisclair.
The California Angels released Dave Freisleben.
The California Angels released Ike Hampton.
The California Angels released Orlando Ramírez.
The Chicago White Sox released Rusty Torres.
The Pittsburgh Pirates traded a player to be named later and cash to the Seattle Mariners for Odell Jones. The Pittsburgh Pirates sent Larry Andersen (October 29, 1980) to the Seattle Mariners to complete the trade.
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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