Dan O'Day
| Biographical details | |
|---|---|
| Died | 1953 |
| Playing career | |
| 1887–1888 | Georgetown |
| Position | Quarterback |
| Coaching career (HC unless noted) | |
| 1888 | Georgetown |
Daniel E. O'Day (died 1953) was an American college football player and coach. He served as a player-coach at Georgetown University in Washington, D.C. in 1888. O'Day was the starting quarterback for the Hoyas in 1887 and 1888.