Audun is a given name. Notable people with the name include:
Audun Østerås (born 1947), Norwegian civil servant and politician for the Centre Party
Audun Boysen (1929–2000), Norwegian middle distance runner
Audun Endestad (born 1953), Norwegian-born American cross country skier, author and field guide
Audun Grønvold (born 1976), Norwegian freestyle skier
Audun Hugleiksson (1240–1302), Norwegian nobleman at the end of the 13th century
Audun Kleive (born 1961), Norwegian drummer and percussionist
Audun Lysbakken (born 1977), Norwegian politician for the Socialist Left Party
Audun Munthe-Kaas Hierman (1892–1975), Norwegian newspaper editor and novelist
Audun Tron (born 1945), Norwegian politician for the Labour Party
Audun Weltzien (born 1983), Norwegian orienteering competitor