John Kenneth Dobb
- Bats Right, Throws Left
- Height 6' 2", Weight 180 lb.
- School Central Michigan Normal School
- Debut August 13, 1924
- Final Game August 30, 1924
- Born November 15, 1901 in Muskegon, MI USA
- Died July 31, 1991 in Muskegon, MI USA
John "Lefty" Dobb came out of what is now Central Michigan University, where he attended 1920-1924, to pitch two innings with the Chicago White Sox in 1924. He is not shown as pitching any games in the minors.