Moen is a Norwegian surname. Notable people with the surname include:
Alexandra Moen, English actress
Alf Daniel Moen (born 1950), Norwegian forester and politician for the Labour Party
Alfred M. Moen (1916-2001), American inventor and founder of Moen, Inc.
Anders Moen (1887-1966), Norwegian gymnast
Anita Moen, (born 1967) Norwegian Cross-country skier
Ann-Helen Moen, (born 1969) Norwegian soprano
Don Moen (singer), American singer-songwriter, pastor, and producer
Don Moen (Canadian football), Canadian football linebacker
Fritz Moen (1941–2005), Norwegian wrongfully convicted for two distinct felony murders
Geir Moen, Norwegian sprinter
John Moen, American musician
Judi Moen, American talk show host
Lars Magnus Moen (1885–1964), Norwegian Minister of Education and Church Affairs
Lars Ove Moen, Norwegian race walker
Olav Moen (1909-1995), Norwegian politician for the Liberal Party
Ole Moen, Norwegian historian
Petter Moen (1901–1944), Norwegian resistance member
Petter Vaagan Moen, Norwegian footballer
Søren Berg Sørensen Moen (1899–1946), Norwegian politician for the Labour Party
Sigfrid Persson-Moen, Swedish missionary for the Mission Covenant Church of Sweden in China
Sigurd Moen (1897-1967), Norwegian former speed skater and Olympic medalist
Svein Oddvar Moen, Norwegian football referee
Sverre Moen (1921-1987), Norwegian politician for the Christian Democratic Party
Travis Moen, Canadian professional ice hockey player
