- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 52°54'30"N 4°1'52"W
- Eastings/Northings: 263500, 336500
- OS Grid: SH635365
- Mapcode Local: GBR 5T.NZ41
- Mapcode Global: WH55V.15P2
Location and coordinates are for the approximate centre of Y Gyrn within this administrative area.
Geographic features and populated places may cross administrative borders.