| Country: | Wales |
| Coordinates: | 52.78°N -3.18°W |
| Official Name: | Aithnen |
| Unitary Wales: | Powys |
| Lieutenancy Wales: | Powys |
| Constituency Westminster: | Brecon & Radnorshire |
| Os Grid Reference: | SJ2022 |
Aithnen is a small settlement in Powys, Wales. It is 10km (10miles) southwest of the town of Oswestry.