Seskar Furö
| Geography | |
|---|---|
| Coordinates | 65°38′35″N 23°47′16″E / 65.642987°N 23.78779°E |
| Adjacent to | Bay of Bothnia |
| Area | 3 km2 (1.2 sq mi) |
| Administration | |
| Province | Norrbotten |
| Municipality | Haparanda |
| Demographics | |
| Population | uninhabited |
Seskar Furö is an uninhabited island in the northeast of the Swedish sector of the Bay of Bothnia. It is now part of a national park.