Komsa is a Mesolithic culture of Northern Norway.

Komsa may also refer to:

Komša, a tributary of the Pek River of Serbia Kŏmsa, a village in Chorwon County, North Korea Komsa Mountain in Queen Maud Land, Antarctica Xalam, known in Hausa as komsa, a stringed musical instrument

See also COMSA (disambiguation) Joseph Kosma, a Hungarian-French composer KOSMA, a radio telescope in Switzerland