Daniel E. O'Day (died 1953) was an American 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.
- ↑ Georgetown College Journal, Volume 27, Issues 1-28. Georgetown University. https://books.google.com/books?id=bZpGAQAAMAAJ.
- ↑ "Coaches". Georgetown Football History Project. http://www.hoyafootball.com/players/coaches.htm.
- ↑ "1887 Players". Georgetown Football History Project. http://www.hoyafootball.com/players/1887.htm.
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