| Quirinbach | |
| Pushpin Map: | Bavaria |
| Pushpin Map Caption: | Location of mouth in Bavaria |
| Mouth Location: | Tegernsee |
| Mouth Coordinates: | 47.7248°N 11.7451°W |
| Subdivision Type1: | Country |
| Subdivision Type2: | States |
The Quirinbach is a small river in Bavaria, Germany. It flows into the Tegernsee, which is drained by the Mangfall, in Sankt Quirin.