Semyonovka, also spelled Semenovka or Semënovka,[1] may refer to:
- Semyonovka, Armenia, a village in Armenia
- Semënovka, former name of Qızılkənd, a village in Azerbaijan
- Semyonovka, Russia, several inhabited localities in Russia
- Semyonovka, alternative spelling of Semenivka, several locations in Ukraine
- Semyonovka, Issyk Kul, a village in Kyrgyzstan