- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 51°53'1"N 3°28'13"W
- Eastings/Northings: 298894, 221601
- OS Grid: SN988216
- Mapcode Local: GBR YK.RKTV
- Mapcode Global: VH5FN.SXQ8
Location and coordinates are for the approximate centre of Y Gyrn within this administrative area.
Geographic features and populated places may cross administrative borders.