| Chaunskaya Bay | |
|---|---|
| Чаунская губа (Russian) | |
  Chaunskaya Bay Location of the bay in Chukotka | |
 | |
| Location | Far North |
| Coordinates | 69°20′58″N 169°46′25″E / 69.3494°N 169.7736°E |
| River sources | Chaun River, Ichuveyem River, Palyavaam River, Lelyuveyem River, Pucheveyem River |
| Ocean/sea sources | East Siberian Sea |
| Basin countries | Russia |
| Max. length | 140 km (87 mi) |
| Max. width | 110 km (68 mi) |
| Settlements | Pevek |
The Chaunskaya Bay or Chaun Bay (Russian: Чаунская губа) is an Arctic bay in the East Siberian Sea, in Chaunsky District, Chukotka, northeast Siberia. There is Port of Pevek.