John W. Hagemann, Sr.
- Bats Right, Throws Right
- Height 6' 1", Weight 190 lb.
- School Villanova University
- High School Augustinian Academy
- Born August 15, 1936 in Staten Island, NY USA
- Died June 17, 2017 in Staten Island, NY USA
He later became a scout, winning the Turk Karam Award in 1989. He signed, among others, Jason Marquis, Tony Graffanino and Dave Toth. He also strongly encouraged the Atlanta Braves to trade for John Smoltz.