| Official Name: | Semyonovo-Krasilovo |
| Native Name: | Семёно-Красилово |
| Settlement Type: | Selo |
| Pushpin Map: | Russia Altai Krai#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Altai Krai |
| Subdivision Name3: | Kytmanovsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +7:00 |
| Coordinates: | 53.55°N 121°W[1] |
Semyonovo-Krasilovo (Russian: Семёно-Красилово) is a rural locality (a selo) and the administrative center of Semyonovo-Krasilovsky Selsoviet, Kytmanovsky District, Altai Krai, Russia. The population was 493 as of 2013.[2] There are 10 streets.
Semyonovo-Krasilovo is located 18 km northeast of Kytmanovo (the district's administrative centre) by road. Novokhmelyovka and Tyakhta are the nearest rural localities.[3]