Komsomolsk () is the name of several inhabited localities in Russia.
Urban localities Komsomolsk, Ivanovo Oblast, a town in Ivanovo Oblast Komsomolsk, Kemerovo Oblast, an urban-type settlement in Tisulsky District of Kemerovo Oblast
Rural localities Komsomolsk, Tomsk Oblast, a selo in Pervomaysky District of Tomsk Oblast Komsomolsk, name of several other rural localities
See also Komsomolsk-on-Amur, a city in Khabarovsk Krai