| Jack O'HearnO'Hearn, John EwingHeight: 5-10 Weight: 183 Born: July 28, 1893 Brookline, MA Died: July 22, 1977 Boston, MA High School: Brookline (MA) | 
| Year | College | Status | 
|---|---|---|
| 1911 | Cornell | |
| 1912 | Cornell | Lettered | 
| 1913 | Cornell | Lettered | 
| 1914 | Cornell | Lettered | 
| YEAR TEAM | NO | POS | GP | GS | 
|---|---|---|---|---|
| 1920 Cleveland Tigers (APFA)1920 CLE APFA | ROT-RDT-ROG-RDG | 4 | 2 | |
| 1921 Buffalo All-Americans (APFA)1921 BUF APFA | 17 | WB-LDH-TB-RDH | 2 | 1 | 
| 2 Years (NFL)2 Years NFL | 6 | 3 | 
| Transaction | Date | Team | 
|---|---|---|
| Signed | 1920 Cleveland Tigers (APFA)1920 CLE APFA | |
| Free Agent | 1920 Cleveland Tigers (APFA)1920 CLE APFA | |
| Signed | 1921 Buffalo All-Americans (APFA)1921 BUF APFA | |
| Free Agent | 1921 Buffalo All-Americans (APFA)1921 BUF APFA | 
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| Last Updated: September 17, 2025 |