Moen is a Norwegian surname. Notable people with the surname include:
Alexandra Moen, English actressAlf Daniel Moen (born 1950), Norwegian forester and politician for the Labour PartyAlfred M. Moen (1916-2001), American inventor and founder of Moen, Inc.Anders Moen (1887-1966), Norwegian gymnastAnita Moen, (born 1967) Norwegian Cross-country skierAnn-Helen Moen, (born 1969) Norwegian sopranoDon Moen (singer), American singer-songwriter, pastor, and producerDon Moen (Canadian football), Canadian football linebackerFritz Moen (1941–2005), Norwegian wrongfully convicted for two distinct felony murdersGeir Moen, Norwegian sprinterJohn Moen, American musicianJudi Moen, American talk show hostLars Magnus Moen (1885–1964), Norwegian Minister of Education and Church AffairsLars Ove Moen, Norwegian race walkerOlav Moen (1909-1995), Norwegian politician for the Liberal PartyOle Moen, Norwegian historianPetter Moen (1901–1944), Norwegian resistance memberPetter Vaagan Moen, Norwegian footballerSøren Berg Sørensen Moen (1899–1946), Norwegian politician for the Labour PartySigfrid Persson-Moen, Swedish missionary for the Mission Covenant Church of Sweden in ChinaSigurd Moen (1897-1967), Norwegian former speed skater and Olympic medalistSvein Oddvar Moen, Norwegian football refereeSverre Moen (1921-1987), Norwegian politician for the Christian Democratic PartyTravis Moen, Canadian professional ice hockey player