| Subject Name: | Längenbühl |
| Municipality Type: | former |
| Imagepath Coa: | Längenbühl-coat of arms.svg |
| Canton: | Bern |
| Postal Code: | 3636 |
| Iso-Code-Region: | CH-BE |
| Coordinates: | 46.75°N 39°W |
| Elevation: | 654 |
| Area: | 2.65 |
| Population: | 363 |
| Populationof: | January 2005 |
| Popofyear: | 2005 |
| Website: | www.laengenbuehl.ch |
Längenbühl is a village in the canton of Bern, Switzerland. The former municipality of the district of Thun merged with Forst on January 1, 2007 to form Forst-Längenbühl.
There are three smaller lakes in Längenbühl: Dittligsee, Geistsee and a smaller pond.