Komsomolsky (masculine), Komsomolskoye (neuter), or Komsomolskaya (feminine) may refer to:
- Divisions
- Komsomolsky District, several districts in the countries of the former Soviet Union
- Komsomolskoye Urban Settlement, several municipal urban settlements in Russia
- Komsomolskoye Microdistrict, a part of the city of Kaliningrad, Russia
- Populated places
- Komsomolsky, Russia (Komsomolskaya, Komsomolskoye), several inhabited localities in Russia
- Komsomolskyi (Komsomolsky), an urban-type settlement in Ukraine
- Komsomolske, Donetsk Oblast (Komsomolskoye), a town in Donetsk Oblast, Ukraine
- Metro stations
- Komsomolskaya (Koltsevaya Line), a station of the Moscow Metro, Moscow, Russia
- Komsomolskaya (Sokolnicheskaya Line), a station of the Moscow Metro, Moscow, Russia
- Komsomolskaya (Nizhny Novgorod Metro), a station of the Nizhny Novgorod Metro, Nizhny Novgorod, Russia
- Komsomolskaya (Volgograd Metrotram), a station of the Volgograd Metrotram, Volgograd, Russia
- Komsomolskaya, former name of Devyatkino, a station of the St. Petersburg Metro, Russia
- Komsomolska (Komsomolskaya), former name of Palats Sportu, a station of the Kharkiv Metro, Kharkiv, Ukraine
- Komsomolska (Komsomolskaya), former name of Chernihivska, a station of the Kyiv Metro, Kyiv, Ukraine
- Komsomolskaya, former name of Milliy Bog, a station of the Tashkent Metro, Tashkent, Uzbekistan
- Other
- Komsomolskaya Square (Moscow), a square in central Moscow, Russia
- Komsomolskaya (Antarctic research station), a former Soviet research station in the Australian Antarctic Territory