| Schwarzbach | |
| Mouth Location: | Aa |
| Mouth Coordinates: | 52.0663°N 8.5081°W |
| Subdivision Type1: | Country |
| Subdivision Type2: | State |
| Length: | 10.3km (06.4miles) |
Schwarzbach is a river of North Rhine-Westphalia, Germany. It is a right tributary of the Johannisbach, that in the lower course is called Aa.