is a demigod, hero and the central character in Finnish folklore and the main character in the national epic Kalevala.

or Wäinämöinen may also refer to:

Finnish coastal defence ship Väinämöinen Wäinämöinen, a Finnish icebreaker Ukki Väinämöinen (1855–1942), Karelian ideological leader Väinämöinen, a 1974 album by Jukka Kuoppamäki