| Official Name: | Semyono-Alexandrovka |
| Native Name: | Семёно-Александровка |
| Native Name Lang: | ru |
| Settlement Type: | Selo |
| Pushpin Map: | Russia Voronezh Oblast#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Type1: | Region |
| Subdivision Name1: | Voronezh Oblast |
| Subdivision Type2: | County |
| Subdivision Type3: | District |
| Subdivision Name3: | Bobrovsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +3:00 |
| Coordinates: | 51.0333°N 52°W[1] |
Semyono-Alexandrovka (Russian: links=no|Семёно-Александровка) is a rural locality (a selo) and the administrative center of Semyono-Alexandrovskoye Rural Settlement, Bobrovsky District, Voronezh Oblast, Russia. The population was 1,772 as of 2010.[2] There are 14 streets.[3]
Semyono-Alexandrovka is located 22 km southeast of Bobrov (the district's administrative centre) by road. Annovka is the nearest rural locality.[4]