| Country: | Wales |
| Welsh Name: | Penpergwm |
| Constituency Welsh Assembly: | Monmouth |
| Official Name: | Penpergwm |
| Coordinates: | 51.785°N -2.978°W |
| Unitary Wales: | Monmouthshire |
| Constituency Westminster: | Monmouth |
| Post Town: | ABERGAVENNY |
| Postcode District: | NP7 |
| Postcode Area: | NP |
| Dial Code: | 01873 |
| Os Grid Reference: | SO 325103 |
Penpergwm is a village in south Wales, situated along the A40 road, south-east of Abergavenny and west of Monmouth. The site of Castell Arnallt lies on a mound in the water meadows between the village and the River Usk.[1]
The village used to have to a railway station on the Welsh Marches Line, but it closed in 1958.[2] [3] The former station house is now a private residence.[4]
The former British politician Francis Pym was born in Penpergwm Lodge in the village.[5]