| 31141 | March 20 | Birth | 1947 – John Boswell, American historian, philologist, and academic (d. 1994) |
| 31142 | March 20 | Birth | 1948 – John de Lancie, American actor, singer, and producer |
| 31143 | March 20 | Birth | 1948 – Bobby Orr, Canadian ice hockey player and coach |
| 31144 | March 20 | Birth | 1948 – Nikos Papazoglou, Greek singer-songwriter and producer (d. 2011) |
| 31145 | March 20 | Birth | 1948 – Marva Wright, American singer (d. 2010) |
| 31146 | March 20 | Birth | 1949 – Marcia Ball, American singer and pianist |
| 31147 | March 20 | Birth | 1949 – Richard Dowden, English journalist and educator |
| 31148 | March 20 | Birth | 1950 – William Hurt, American actor |
| 31149 | March 20 | Birth | 1950 – Carl Palmer, English drummer and songwriter (Emerson, Lake & Palmer, Asia, and Atomic Rooster) |
| 31150 | March 20 | Birth | 1951 – Madan Lal, Indian cricketer and coach |
| 31151 | March 20 | Birth | 1951 – Curt Smith, American author and journalist |
| 31152 | March 20 | Birth | 1951 – Jimmie Vaughan, American guitarist (The Fabulous Thunderbirds) |
| 31153 | March 20 | Birth | 1952 – Geoff Brabham, Australian race car driver |
| 31154 | March 20 | Birth | 1952 – David Greenaway, English economist and academic |
| 31155 | March 20 | Birth | 1953 – Phil Judd, New Zealand singer-songwriter, guitarist and painter (Split Enz, The Swingers, and Schnell Fenster) |
| 31156 | March 20 | Birth | 1954 – Patrick Abada, French pole vaulter |
| 31157 | March 20 | Birth | 1954 – Yamina Bachir, Algerian director and screenwriter |
| 31158 | March 20 | Birth | 1954 – Mike Francesa, American radio host |
| 31159 | March 20 | Birth | 1954 – Liana Kanelli, Greek journalist and politician |
| 31160 | March 20 | Birth | 1954 – Paul Mirabella, American baseball player |
| 31161 | March 20 | Birth | 1954 – Louis Sachar, American author |
| 31162 | March 20 | Birth | 1955 – Nina Kiriki Hoffman, American author |
| 31163 | March 20 | Birth | 1956 – Catherine Ashton, English politician, Vice-President of the European Commission |
| 31164 | March 20 | Birth | 1956 – Anne Donahue, American lawyer and politician |
| 31165 | March 20 | Birth | 1956 – Ian Moss, Australian guitarist and singer-songwriter (Cold Chisel) |
| 31166 | March 20 | Birth | 1956 – Naoto Takenaka, Japanese actor, comedian, singer, and director |
| 31167 | March 20 | Birth | 1957 – Vanessa Bell Calloway, American actress, dancer, and producer |
| 31168 | March 20 | Birth | 1957 – David Foster, Australian wood chopper |
| 31169 | March 20 | Birth | 1957 – Spike Lee, American actor, director, producer, and screenwriter |
| 31170 | March 20 | Birth | 1957 – Theresa Russell, American actress |