- Mar 1 Harry Eden, English actor, born in Old Harlow, Essex
- Mar 4 Andrea Bowen, American actress (Desperate Housewives), born in Columbus, Ohio
- Mar 13 Alec Medlock, American actor, born in Torrance, California
- Mar 24 Keisha Castle-Hughes, Australian-born New Zealand actress
- Mar 26 Choi Woo-shik, South Korean-Canadian actor (Train to Busan, Parasite), born in Seoul, South Korea
- Mar 26 Xiumin [Kim Min-seok], South Korean singer and actor (Exo), born in Seoul, South Korea
- Mar 28 Laura Harrier, American model and actress (Spider-Man: Homecoming), born in Chicago, Illinois
- Mar 28 Zoe Sugg [Zoella], British YouTube vlogger, born in Lacock, Wilshire
- Mar 30 Cassie Scerbo, American actress (Sharknado), born on Long Island, New York
About March 1990
How Old? 34 years old
Generation: Millennial
Leap Year: No