- Category: Populated Place
- Type: Other Settlement
- Latitude/Longitude: 51°48'18"N 4°36'52"W
- Eastings/Northings: 219828, 215055
- OS Grid: SN198150
- Mapcode Local: GBR D1.XJ0H
- Mapcode Global: VH2P1.YWSM
Location and coordinates are for the approximate centre of Llwyn-y-brain within this administrative area.
Geographic features and populated places may cross administrative borders.