- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°57'51"N 4°35'19"W
- Eastings/Northings: 222247, 232706
- OS Grid: SN222327
- Mapcode Local: GBR D2.LJFB
- Mapcode Global: VH2N9.DWZK
Location and coordinates are for the approximate centre of Cwm Gigfran within this administrative area.
Geographic features and populated places may cross administrative borders.