| Klein Lauteraarhorn | |
| Elevation M: | 3738 |
| Prominence M: | 117 |
| Prominence Ref: | [1] |
| Parent Peak: | Schreckhorn |
| Map: | Switzerland |
| Location: | Bern, Switzerland |
| Range: | Bernese Alps |
| Coordinates: | 46.5789°N 8.1393°W |
| Easiest Route: | rock/snow climb |
The Klein Lauteraarhorn (3,738 m) is a peak of the Bernese Alps, overlooking the Unteraar Glacier in the canton of Bern. It lies south of the Lauteraarhorn, on the range separating the Strahlegg Glacier from the Lauteraar Glacier, both tributaries of the Unteraar Glacier.
The summits of the Klein Lauteraarhorn are (from northwest to southeast): main-summit pt 3738; south-top (double-tower), not measured; lower southeast-top pt 3648; double-gendarme pt 3626.