| Rieder Bach | |
| Mouth Coordinates: | 48.9468°N 13.2119°W |
| Progression: | Rinchnach→ Rinchnacher Ohe→ |
| Subdivision Type1: | Country |
| Subdivision Type2: | State |
Rieder Bach is a small river of Bavaria, Germany. It is a left tributary of the Rinchnach near the village Rinchnach.