| Official Name: | Kassari |
| Settlement Type: | Village |
| Pushpin Map: | Estonia |
| Subdivision Type: | Country |
| Subdivision Name: |  Estonia |
| Subdivision Type1: | County |
| Subdivision Name1: | Hiiu County |
| Subdivision Type2: | Parish |
| Subdivision Name2: | Hiiumaa Parish |
| Timezone: | EET |
| Utc Offset: | +2 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +3 |
| Coordinates: | 58.8°N 72°W |
Kassari is a village in Hiiumaa Parish, Hiiu County in northwestern Estonia, on Kassari Island.[1]
Historically, the village was part of Kassari Manor . In the 1920s the manor was changed to Kassari settlement . Kassari got its village status around 1939. In 1977, the Uusküla village was merged into Kassari village.[2]