| Kupa | |
| Mouth Coordinates: | 55.8354°N 24.944°W |
| Subdivision Type1: | Country |
| Length: | 27km (17miles) |
| Discharge1 Avg: | 1m3/s |
| Basin Size: | 188km2 |
The Kupa is a small river in northern Lithuania and a left tributary of the Lėvuo.[1] At first it flows to north but then near Juodupė town turns to the west. It flows through Kupiškis; the name of the town is derived from name of the river.