List of Famous people born in March

Johan Collett was a Norwegian politician and public administrator. He served as a member of the Constituent Assembly at Eidsvold in 1814.

Kenneth H. Cooper is a doctor of medicine and former Air Force Colonel from Oklahoma, who pioneered the benefits of doing aerobic exercise for maintaining and improving health. He is the author of the 1968 book Aerobics, which emphasized a point system for improving the cardiovascular system. The popular mass market version was The New Aerobics (ISBN 0-553-26874-0), published ten years later.

Sir Gerald Hubert Edward Busson du Maurier was an English actor and manager. He was the son of the author George du Maurier and brother of Sylvia Llewelyn Davies. During 1902, he married the actress Muriel Beaumont with whom he had three daughters: writers Angela du Maurier (1904–2002) and Daphne du Maurier (1907–1989), and painter Jeanne du Maurier (1911–1997). His popularity was due to his subtle and naturalistic acting: a "delicately realistic style of acting that sought to suggest rather than to state the deeper emotions". His Times obituary said of his career: "His parentage assured him of engagements in the best of company to begin with; but it was his own talent that took advantage of them."

Yayoi Matsumoto is a Japanese swimmer. At the 2012 Summer Olympics, she competed for the national team in the Women's 4 × 100 metre freestyle relay, finishing in 7th place in the final. She also competed in the women's 50m freestyle, finishing with a time of 25.73 seconds in 35th place in the heats, and the 4 x 200 m freestyle relay. At the 2016 Summer Olympics, she competed in the 50 m freestyle, finishing in 43rd, and was part of the Japanese women's 4 x 100 m freestyle team.

Elda Grin was an Armenian writer, psychologist, professor, and legal expert.

George Boyle, 4th Earl of Glasgow, GCH FRS, styled Lord Boyle until 1775, was a British peer.

Injong of Joseon, born Yi Ho or Lee Ho, was the 12th king of the Joseon Dynasty of Korea. His father was King Jungjong, and his mother was Queen Janggyeong, whose brother was Yun Im. As the firstborn, he became Crown Prince in 1520 and succeeded his father to the throne following Jungjong's death in 1544.