- Category: Geographic Feature
- Type: Coastal Headland
- Latitude/Longitude: 52°47'20"N 4°45'23"W
- Eastings/Northings: 214218, 324816
- OS Grid: SH142248
- Mapcode Local: GBR GPMB.9YQ
- Mapcode Global: WH33S.X549
Location and coordinates are for the approximate centre of Trwyn y Gwyddel within this administrative area.
Geographic features and populated places may cross administrative borders.