Birthdays on 31 January
See also Deaths on 31 January
- Justin Timberlake born 31 January 1981
- Kerry Washington born 31 January 1977
- Preity Zinta born 31 January 1974
- Portia de Rossi born 31 January 1973
- Patricia Velasquez born 31 January 1971
- Minnie Driver born 31 January 1970
- Nick DiPaolo born 31 January 1962
- Clancy Brown born 31 January 1959
- John Lydon born 31 January 1956
- Suzanne Pleshette born 31 January 1937
- Ernie Banks born 31 January 1931
- Norman Mailer born 31 January 1923
- Joanne Dru born 31 January 1922
- Mario Lanza born 31 January 1921
- Tallulah Bankhead born 31 January 1902
- Eddie Cantor born 31 January 1892
- Anna Pavlova born 31 January 1881
- Zane Grey born 31 January 1872
