| Gropoi | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Arad County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Cărand |
| Length: | 10km (10miles) |
| Mouth: | Teuz |
| Mouth Coordinates: | 46.4383°N 22.0407°W |
| Basin Size: | 18km2 |
The Gropoi is a right tributary of the river Teuz in Romania. It flows into the Teuz near Cărand.[1] Its length is 10km (10miles) and its basin size is 18km2.