| Type: | Ortsgemeinde |
| Image Coa: | DEU Biedershausen COA.svg |
| Coordinates: | 49.3181°N 7.4856°W |
| Image Plan: | Biedershausen in PS.svg |
| State: | Rheinland-Pfalz |
| District: | Südwestpfalz |
| Verbandsgemeinde: | Thaleischweiler-Wallhalben |
| Elevation: | 306 |
| Area: | 3.65 |
| Postal Code: | 66917 |
| Area Code: | 06375 |
| Licence: | PS |
| Gemeindeschlüssel: | 07 3 40 204 |
| Mayor: | Christian Bühler[1] |
| Leader Term: | 2019 - 24 |
Biedershausen is a municipality in Südwestpfalz district, in Rhineland-Palatinate, western Germany.