Ralph C. Hamill
| Biographical details | |
|---|---|
| Born | February 13, 1877 Lombard, Illinois, U.S.  | 
| Died | July 5, 1961 (aged 84) Winnetka, Illinois, U.S.  | 
| Playing career | |
| 1896–1899 | Chicago | 
| Coaching career (HC unless noted) | |
| 1900 | Centre | 
| Head coaching record | |
| Overall | 4–1–1 | 
| Accomplishments and honors | |
| Awards | |
  | |
Ralph C. Hamill (February 13, 1877 – July 5, 1961) was an American college football player and coach. He served as the head coach at Centre College in Danville, Kentucky in 1900. Hamill later worked as a neurologist and psychiatrist. He is credited with the first description of superficial siderosis, published by him in 1908. He died on July 5, 1961, at his home in Winnetka, Illinois.