List of Famous people born on March 31st

Bailey Willis was a geological engineer who worked for the United States Geological Survey (USGS), and lectured at two prominent American universities. He also played a key role in getting Mount Rainier designated as a national park in 1899. After later focusing more on seismology, he became one of the world's leading earthquake experts of his time.

Sir Isaac Bayley Balfour, KBE, FRS, FRSE was a Scottish botanist. He was Regius Professor of Botany at the University of Glasgow from 1879 to 1885, Sherardian Professor of Botany at the University of Oxford from 1884 to 1888, and Professor of Botany at the University of Edinburgh from 1888 to 1922.

Adam Green is an American actor and filmmaker known for horror and comedy films, including the Hatchet franchise, 2010's Frozen, and the television series Holliston.

Jacques Bascou was a member of the National Assembly of France and represented Aude's 2nd constituency from 1997 to 2012. The mayor of Narbonne, he is a member of the Socialist Party and belongs to the SRC parliamentary group.

David Heneker was a writer and composer of British popular music and musicals, best known for creating the music and lyrics for Half a Sixpence.