| South Tuya | |
| Elevation M: | 1850 |
| Location: | British Columbia, Canada |
| District: | Cassiar Land District |
| Range: | Tuya Range |
| Coordinates: | 59.2086°N -130.5053°W |
| Type: | Tuya |
| Age: | Pleistocene |
| Last Eruption: | Pleistocene |
South Tuya, also called Southern Tuya, is a tuya clustered around Tuya Lake in the Northern Cordilleran Volcanic Province in British Columbia, Canada. The base of South Tuya comprises hyaloclastite and pillow lava indicating that the volcano formed beneath a large lake or beneath ice.[1]