| Lonzahörner | |
| Elevation M: | 3560 |
| Prominence M: | 58 |
| Prominence Ref: | [1] |
| Parent Peak: | Breithorn (Blatten) |
| Map: | Switzerland |
| Location: | Valais, Switzerland |
| Range: | Bernese Alps |
| Coordinates: | 46.4238°N 7.9041°W |
The Lonzahörner (3,560 m) are a multi-summited mountain of the Bernese Alps, located east of Blatten in the canton of Valais. They lie east of the Breithorn (Blatten), on the range between the Lötschental and the Oberaletsch Glacier.