Dienethal
| Dienethal  | |
|---|---|
| Coordinates: 50°18′15.8″N 7°46′40.82″E / 50.304389°N 7.7780056°E | |
| Country | Germany | 
| State | Rhineland-Palatinate | 
| District | Rhein-Lahn-Kreis | 
| Municipal assoc. | Bad Ems-Nassau | 
| Government | |
| • Mayor (2019–24) | Andreas Ritter | 
| Area | |
|  • Total | 1.39 km2 (0.54 sq mi) | 
| Elevation | 150 m (490 ft) | 
| Population  (2023-12-31) | |
|  • Total | 231 | 
| • Density | 170/km2 (430/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| Postal codes | 56379 | 
| Dialling codes | 02604 | 
| Vehicle registration | EMS, DIZ, GOH | 
| Website | gemeinde-dienethal.de | 
Dienethal is a municipality in the district of Rhein-Lahn, in Rhineland-Palatinate, in western Germany. It belongs to the association community of Bad Ems-Nassau.