Authors Born on March 9
- Gerry Lindgren Athlete, 1946
- Hallie Ephron Journalist, 1948
- Haniel Long Poet, 1888
- Hannu Rajaniemi Author, 1978
- Howard Bailey Jr. Rapper, 1980
- James L. Buckley Jurist, 1923
- Jean Louisa Kelly Actress, 1972
- Jean-Marc Vallee Film Director, 1963
- Jef Raskin Computer Scientist, 1943
- Jeffrey Osborne Singer-Songwriter, 1948
- Jermaine Scott Sinclair Rapper, 1985
- Jimmy Haslam Chief Executive Officer, 1954
- Joe Gilgun Actor, 1984
- John Cale Musician, 1942
- Johnny Kelly Drummer, 1968
- Jordan Klepper Comedian, 1979
- Katherine Parkinson Actress, 1978
- Kato Kaelin Actor, 1959
- Keenon Daequan Ray Jackson Rapper, 1990
- Kerr Smith Actor, 1972
- Kimberly Guilfoyle Television Presenter, 1969
- La India Singer, 1969
- Leland Stanford Politician, 1824
- Linda Fiorentino Actress, 1960
- Lonny Price Actor, 1959
- Luis Barragan Architect, 1902
- Mark Carwardine Zoologist, 1959
- Martin David Fry Singer, 1958
- Martin Fry Singer-Songwriter, 1958
- Matt Crocker Songwriter, 1987
- Matthew Gray Gubler Actor, 1980
- Maureen Chiquet Businesswoman, 1963
- Michael Kinsley Journalist, 1951
- Mickey Gilley Singer, 1936
- Mircea Eliade Historian, 1907
- Neil Strauss Author, 1969
- Nikita Koloff Wrestler, 1959
- Ornella Muti Actress, 1955
- Ornette Coleman Composer, 1930
- Oscar Isaac Guitarist, 1979