| Flehbach | |
| Mouth Location: | Rhine |
| Mouth Coordinates: | 50.9687°N 7.0008°W |
| Subdivision Type1: | Country |
| Subdivision Type2: | State |
| Length Km: | 16.9 |
Flehbach (in its lower course: Faulbach) is a river of North Rhine-Westphalia, Germany. It flows into the Rhine in Cologne-Mülheim.