| Country: | Wales |
| Official Name: | Hen Bentref Llandegfan |
| Coordinates: | 53.251°N -4.1439°W |
| Cardiff Distance Mi: | 128.9 |
| Cardiff Distance Km: | 207.5 |
| London Distance Mi: | 207.8 |
| London Distance Km: | 334.3 |
| Community Wales: | Cwm Cadnant |
| Unitary Wales: | Anglesey |
| Constituency Welsh Assembly: | Ynys Môn |
| Constituency Westminster: | Ynys Môn |
| Post Town: | Porthaethwy |
| Postcode District: | LL59 |
| Os Grid Reference: | SH 5706 7481 |
Hen Bentref Llandegfan is a village in the community of Cwm Cadnant, Anglesey, Wales, which is 128.9 miles (207.5 km) from Cardiff and 207.8 miles (334.3 km) from London.[1] It is near Llandegfan.
"Hen Bentref" in Welsh means "the old village".