| Tieregghorn | |
| Elevation M: | 3072 |
| Prominence M: | 85 |
| Parent Peak: | Finsteraarhorn |
| Prominence Ref: | [1] |
| Map: | Switzerland |
| Location: | Valais, Switzerland |
| Range: | Bernese Alps |
| Coordinates: | 46.3731°N 7.8594°W |
The Tieregghorn is a mountain of the Bernese Alps, located north of Ausserberg in the canton of Valais. It lies south of the Bietschhorn, on the range separating the Bietschtal from the Baltschiedertal.