| Langbach | |
| Mouth Coordinates: | 50.3733°N 6.4191°W |
| Subdivision Type1: | Country |
| Subdivision Type2: | States |
Langbach (also: Röhlesbach or Roderbach) is a small river of North Rhine-Westphalia and Rhineland-Palatinate, Germany. It is a right tributary of the Kyll near Frauenkron.
