| Laudenbach | |
| Mouth Location: | Gelster |
| Mouth Coordinates: | 51.2601°N 9.8313°W |
| Progression: | Gelster→ |
| Subdivision Type1: | Country |
| Subdivision Type2: | States |
Laudenbach is a river of Hesse, Germany. It runs predominantly in northerly direction entirely by rural districts and agricultural areas of Großalmerode. It is a right tributary of the Gelster.