| Groapa | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Sălaj County |
| Length: | 10km (10miles) |
| Mouth: | Barcău |
| Mouth Location: | Zăuan |
| Mouth Coordinates: | 47.2215°N 22.6385°W |
| Basin Size: | 15km2 |
The Groapa is a left tributary of the river Barcău in Romania. It discharges into the Barcău in Zăuan. Its length is 10km (10miles) and its basin size is 15km2.