| Official Name: | Semyonovka |
| Native Name: | Սեմյոնովկա |
| Pushpin Map: | Armenia#Gegharkunik |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Name: | Armenia |
| Subdivision Type1: | Province |
| Subdivision Name1: | Gegharkunik |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Sevan |
| Established Title: | Founded |
| Established Date: | 1845 |
| Population Footnotes: | [1] |
| Population As Of: | 2011 |
| Population Total: | 253 |
| Timezone: | AMT |
| Utc Offset: | +4 |
| Coordinates: | 40.6531°N 44.9097°W |
Semyonovka (Armenian: Սեմյոնովկա) is a village in the Sevan Municipality of the Gegharkunik Province of Armenia.
The village was founded in 1845 by Molokan settlers from Russia (sectarian Pryguny and Subbotniki), who escaped oppression in Russia.[2]