| Country: | England |
| Coordinates: | 51.224°N -1.5279°W |
| Official Name: | Penton Grafton |
| Population: | 794 |
| Population Ref: | (2011 Census including Ramridge Park)[1] |
| Civil Parish: | Penton Grafton |
| Shire District: | Test Valley |
| Shire County: | Hampshire |
| Region: | South East England |
| Constituency Westminster: | North West Hampshire |
| Post Town: | ANDOVER |
| Postcode District: | SP11 |
| Postcode Area: | SP |
| Dial Code: | 01264 |
| Os Grid Reference: | SU3306547312 |
Penton Grafton is a village and civil parish in the Test Valley district of Hampshire, England.[2] It is adjacent to the village and parish of Penton Mewsey.Both villages are collectively known as The Pentons.[3]
The town of Andover is approximately 2 miles (3 km) south-east from the village.
The village of Weyhill is included in the civil parish's boundaries.