P. J. McMahon
| Biographical details | |
|---|---|
| Born | 1877 Windsor, Vermont, U.S. |
| Died | April 15, 1913 (aged 35–36) Chester, Vermont, U.S. |
| Alma mater | Penn Dental (DDS, 1900) |
| Playing career | |
| 1898–1899 | Penn |
| Position(s) | End |
| Coaching career (HC unless noted) | |
| 1901 | Vermont |
| Head coaching record | |
| Overall | 5–5–1 |
Philip John McMahon (1877 – April 15, 1913) was an American college football player, coach, and dentist. He was a 1900 graduate of the University of Pennsylvania School of Dental Medicine. While there, he lettered in football during the 1898 football season. McMahon served as the head football coach at the University of Vermont for one season in 1901, compiling a record of 5–5–1.