Samuel Day
Samuel, Sammy or Sam Day may refer to:
- Samuel Day (sportsman), English cricketer and footballer, known as Sammy Day
- Samuel S. Day, Canadian-born American Baptist missionary
- Samuel T. Day, American physician, plantation owner and politician
- Sam Day (jockey), English jockey and uncle of
- Sam Day Jr., English jockey
- Sam Day (Australian footballer), Australian rules footballer
- Sammy Day, the title character of the Belgium comic series Sammy
- Sam Day (rugby league), rugby league player