| Official Name: | Kavsi |
| Native Name: | كوسي |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | West Azerbaijan |
| Subdivision Type2: | County |
| Subdivision Name2: | Urmia |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Nazlu |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Nazluchay |
| Population As Of: | 2006 |
| Population Total: | 748 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 37.6775°N 45.0014°W |
Kavsi (Persian: كوسي, also Romanized as Kavsī) is a village in Nazluchay Rural District, Nazlu District, Urmia County, West Azerbaijan Province, Iran. At the 2006 census, its population was 748, in 123 families.