Birthdays on 21 January
See also Deaths on 21 January
- Jacob Smith born 21 January 1990
- Emma Bunton born 21 January 1976
- Charlotte Ross born 21 January 1968
- Rutger Hauer born 21 January 1944
- Placido Domingo born 21 January 1941
- Jack Nicklaus born 21 January 1940
- Benny Hill born 21 January 1924
- Paul Scofield born 21 January 1922
- Telly Savalas born 21 January 1922
