O'Daniel
O'Daniel may refer to:
- Dorian O'Daniel, American football linebacker
- Ed O'Daniel, American politician in the state of Kentucky
- John W. O'Daniel, aka "Iron Mike", a senior United States Army officer in World War I, World War II and the Korean War
- Nicky O'Daniel, American actress on stage and screen
- W. Lee O'Daniel, aka "Pappy" O'Daniel, American Democratic Party politician from Texas and radio host
- William L. O'Daniel, American farmer and politician