Reiten is a Norwegian surname. Notable people with the surname include:
Agnes Reiten (born 1940), Norwegian politician Eivind Reiten (born 1953), Norwegian business executive and politician Guro Reiten (born 1994), Norwegian footballer Idun Reiten (1942–2025), Norwegian professor of mathematics Steinar Reiten (born 1963), Norwegian politician Sverre Reiten (1891–1965), Norwegian politician