List of Famous people born on March 12nd

Maxwell Philip Holt is an American volleyball player, member of the United States men's national volleyball team and Italian club Vero Volley Monza. Bronze medalist of the Olympic Games, gold medalist of the 2014 World League and 2015 World Cup, 2013 NORCECA Champion.

Harry Max Harrison was an American science fiction author, known mostly for his character The Stainless Steel Rat and for his novel Make Room! Make Room! (1966). The latter was the rough basis for the motion picture Soylent Green (1973). Long resident in both Ireland and the United Kingdom, Harrison was involved in the foundation of the Irish Science Fiction Association, and was, with Brian Aldiss, co-president of the Birmingham Science Fiction Group.

Sir John Lethbridge, 1st Baronet (1746–1815), of Whitehall Place, Westminster; Sandhill Park, Somerset; Westaway in the parish of Pilton, Devon, and Winkleigh Court, Winkleigh, Devon, was Member of Parliament for Minehead in Somerset from 1806 to 1807. He served as Sheriff of Somerset in 1788–9. In 2010 he was discovered to have been the natural father of Claire Clairmont, and thus the grandfather of Lord Byron's daughter Allegra.

Hjalmar "Hjallis" Johan Andersen was a speed skater from Norway who won three gold medals at the 1952 Winter Olympic Games of Oslo, Norway. He was the only triple gold medalist at the 1952 Winter Olympics, and as such, became the most successful athlete there.

Kay Rasmus Nielsen was a Danish illustrator who was popular in the early 20th century, the "golden age of illustration" which lasted from when Daniel Vierge and other pioneers developed printing technology to the point that drawings and paintings could be reproduced with reasonable facility. Nielsen is also known for his collaborations with Disney for whom he contributed many story sketches and illustrations, not least for Fantasia.

Thomas Augustine Arne was an English composer. He is best known for his patriotic song "Rule, Britannia!" and the song "A-Hunting We Will Go". Arne was a leading British theatre composer of the 18th century, working at Drury Lane and Covent Garden. He wrote many operatic entertainments for the London theatres and pleasure gardens, as well as concertos, sinfonias, and sonatas.