| Map: | Northumberland |
| Coords: | 55.091°N -2.417°W |
| County: | Northumberland |
| Country: | England |
| Grid Ref Uk: | NY735775 |
Wark Forest is the southern part of Kielder Forest in Northumberland, England. Wark Forest is found within the south-west tip of Northumberland National Park. It is near the village of Wark on Tyne to the south.