| Kizhskiy Strait | |
| Location: | Lake Onega |
| Coords: | 62.0147°N 35.1919°W |
| Length: | 20km (10miles) |
| Width: | 1.5km (00.9miles) |
| Min Width: | 0.1km (00.1miles) |
| Islands: | Kizhi Island |
| Pushpin Map: | Russia Karelia |
Kizhskiy Strait (Russian: Кижский пролив) is a strait in northwestern Russia (Republic of Karelia), located at 62.0147°N 35.1919°W, separating the islands Kizhskiye Shkery and the Zaonezhye Peninsula.
It connects the Bolshoye Onego Bay (Lake Onega) in the south-west with the Maloye Onego Bay in the north-east. It is 20 km long and 0.1–1.5 km wide.