| Official Name: | Maenaddwyn |
| Country: | Wales |
| Community Wales: | Llanddyfnan |
| Unitary Wales: | Anglesey |
| Hide Services: | Yes |
| Static Image: | Maenaddwyn - geograph.org.uk - 226625.jpg |
| Static Image Caption: | Old phone booth |
Maenaddwyn is a village in the community of Llanddyfnan, in Anglesey, in north-west Wales. Maenaddwyn has an elevation of 98.6m (323.5feet).[1]
There is a standing stone between the village and Capel Coch.[2] Maenaddwyn means stone of Addwyn, although the original stone was removed but another stone located south is popularly called "Maen Addwyn".[3]