| Trebgast | |
| Mouth Coordinates: | 50.0714°N 11.552°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | Germany |
| Subdivision Type2: | State |
| Subdivision Name2: | Bavaria |
| Length: | 17.7km (11miles) |
Trebgast is a river of Bavaria, Germany. It is a left tributary of the White Main near the village Trebgast.