| Date of birth | February 8, 1925 |
|---|---|
| Place of birth | Krk, Croatia |
| Career information | |
| Position(s) | C |
| College | McGill University |
| Career history | |
| As player | |
| 1944 | St. Hyacinthe-Donnacona Navy |
| 1945 | Montreal Hornets |
| 1946 | Toronto Argonauts |
| 1949–50 | Sarnia Imperials |
| Honors | 1944 - Grey Cup Champion |
John Crncich was a Grey Cup champion Canadian Football League player. He played offensive center.
A native Croatian, Crncich played football with Thomas D'Arcy McGee High School, and later attended McGill University, both in Montreal. He won the Grey Cup with the champion St. Hyacinthe-Donnacona Navy team in 1944. He was a player with the Montreal Hornets and in 1946 played one game with the Toronto Argonauts. He finished his football career playing 2 seasons for the Sarnia Imperials.