| Grind | |
| Name Other: | Gerend-patak |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Cluj County, Alba County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Călărași, Lunca Mureșului, Războieni-Cetate |
| Length: | 18km (11miles) |
| Mouth: | Unirea |
| Mouth Coordinates: | 46.3921°N 23.8082°W |
| Progression: | Unirea→ |
| Basin Size: | 52km2 |
The Grind (Hungarian: Gerend-patak) is a left tributary of the river Unirea in Transylvania, Romania. It flows into the Unirea in the village Unirea. Its length is 18km (11miles) and its basin size is 52km2.