| Sport(s) | Football |
|---|---|
| Coaching career (HC unless noted) | |
| 1900–1901 | Detroit |
| Head coaching record | |
| Overall | 6–6 |
John C. Mackey was an American football coach. He was the head coach for the University of Detroit Titans for the 1900 and 1901 seasons. He compiled a 6–6 record in two seasons at Detroit.