| Official Name: | Blenheim |
| Civil Parish: | Blenheim |
| Country: | England |
| Region: | South East England |
| Coordinates: | 51.842°N -1.361°W |
| Hide Services: | Yes |
| Population: | 78 |
| Population Ref: | (2001 census) |
| Static Image: | Blenheim Palace 6-2008 4.jpg |
Blenheim is a civil parish in the West Oxfordshire district, in Oxfordshire, England, about 7miles north of Oxford.[1] At its edge is Blenheim Palace, which is the birthplace of Sir Winston Churchill and the ancestral home of the Dukes of Marlborough. In 2001 it had a population of 78.[2] The parish was formed on 1 April 1954 from Blenheim Park and part of Hensington Without.[3]