| Official Name: | Tondoshka |
| Native Name: | Тондошка |
| Settlement Type: | Village |
| Pushpin Map: | Russia Altai Republic#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Altai Republic |
| Subdivision Name3: | Turochaksky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +7:00 |
| Coordinates: | 52.1167°N 93°W[1] |
Tondoshka (Russian: Тондошка; Southern Altai: Тоҥ-Тош, Toñ-Toş) is a rural locality (a selo) in Tondoshenskoye Rural Settlement of Turochaksky District, the Altai Republic, Russia. The population was 294 as of 2016.[2] There are 13 streets.
Tondoshka is located at the confluence of the Tondoszka and Biya Rivers, 21 km south of Turochak (the district's administrative centre) by road. Sankin Ail is the nearest rural locality.[3]