Jack Gillis was head coach of Saint Leo University from 1978-1980. He managed the Falmouth Commodores of the Cape Cod League to the 1975 final. He later managed in the minors and scouted for the New York Yankees (1981-?), signing Jim Corsi, Dave Eiland and Turner Ward.
Year-By-Year Minor League Managerial Record
|1984||GCL Yankees||Gulf Coast League||28-35||8th||New York Yankees|
|1989||GCL Yankees||Gulf Coast League||41-22||1st||New York Yankees||League Champs|
|1991||Oneonta Yankees||New York-Penn League||42-35||4th||New York Yankees|
|1992||Oneonta Yankees||New York-Penn League||37-38||8th||New York Yankees|