| Wachbach | |
| Mouth Coordinates: | 49.4972°N 9.7713°W |
| Subdivision Type1: | Country |
| Subdivision Type2: | State |
| Subdivision Name2: | Baden-Württemberg |
| Length: | 12.6km (07.8miles) |
Wachbach is a river of Baden-Württemberg, Germany. It flows into the Tauber in Bad Mergentheim.