- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 52°11'53"N 3°41'59"W
- Eastings/Northings: 283911, 256923
- OS Grid: SN839569
- Mapcode Local: GBR Y8.3NVP
- Mapcode Global: VH5D5.T0BM
Location and coordinates are for the approximate centre of Bryn Du within this administrative area.
Geographic features and populated places may cross administrative borders.