Authors Born on March 31
- Rene Descartes Philosopher, 1596
- Rhea Perlman Actress, 1948
- Sebastian Bach Composer, 1685
- Stephen F. Lynch Politician, 1955
- Thomas Gold Appleton Artist, 1812
- Tony Yayo Rapper, 1978
- Victoria Smurfit Actress, 1974
- Walter E. Williams Economist, 1936
- William Daniels Actor, 1927
- William Lawrence Bragg Physicist, 1890
- William McNamara Film Actor, 1965
- William Morris Hunt Painter, 1824
- Yang Lan Entrepreneur, 1968
- Ze Frank Artist, 1972