Foulds is a surname. People with the surname include:
- Adam Foulds, British novelist and poet
- Bert Foulds, English footballer
- Fred Foulds, English cricketer
- Garry Foulds, Australian rules footballer
- Geoff Foulds, English snooker player
- Gerry Scott Foulds, English production designer
- Jim Foulds, Canadian politician
- John Foulds, English classical music composer
- June Foulds, British sprinter
- Matthew Foulds, English footballer
- Neal Foulds, English snooker player
- William C. Foulds, Canadian football Hall of Famer