- Category: Geographic Feature
- Type: Other Coastal Landform
- Latitude/Longitude: 51°51'49"N 5°18'11"W
- Eastings/Northings: 172662, 223513
- OS Grid: SM726235
- Mapcode Local: GBR C4.SM7M
- Mapcode Global: VH0TL.1F72
Location and coordinates are for the approximate centre of Maen Llwydwyn within this administrative area.
Geographic features and populated places may cross administrative borders.