- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 52°53'38"N 4°38'49"W
- Eastings/Northings: 222026, 336240
- OS Grid: SH220362
- Mapcode Local: GBR 50.PRLB
- Mapcode Global: WH338.LJ95
Location and coordinates are for the approximate centre of Pen y Bryn within this administrative area.
Geographic features and populated places may cross administrative borders.