| Official Name: | Topuchaya |
| Native Name: | Топучая |
| Settlement Type: | Village |
| Pushpin Map: | Russia Altai Republic#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Altai Republic |
| Subdivision Name3: | Shebalinsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +7:00 |
| Coordinates: | 51.1167°N 120°W[1] |
Topuchaya (Russian: Топучая; Southern Altai: Топучий, Topuçiy) is a rural locality (a selo) in Dyektiyekskoye Rural Settlement of Shebalinsky District, the Altai Republic, Russia. The population was 194 as of 2016.[2] There are 2 streets.
Topuchaya is located 21 km south of Shebalino (the district's administrative centre) by road. Kumalyr is the nearest rural locality.[3]