Vatne is a Norwegian surname. Notable people with the surname include:
Bjarne Karsten Vatne (1926–2009), Norwegian politician for the Labour Party Hans Vatne (1923–1985), Norwegian newspaper editor Jenny Vatne (born 1997), Norwegian sports shooter Oddbjørn Vatne (born 1948), Norwegian politician for the Centre Party Paul Einar Vatne (1941–2021), Norwegian journalist, editor and non-fiction writer Stian Vatne (born 1974), Norwegian handball player