This article is about the Danish island. For the French music group, see MØN (band)Mön redirects here. Mön is also the Icelandic name for the Isle of Man, q.v.Møn is an island in south-eastern Denmark. Until 1 January 2007, it was a municipality in its own right but it is now part of the municipality of Vordingborg, after merging with the former municipalities of Langebæk, Præstø, and Vordingborg.