- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 51°44'44"N 2°51'30"W
- Eastings/Northings: 340819, 205579
- OS Grid: SO408055
- Mapcode Local: GBR JC.19MV
- Mapcode Global: VH79P.DDM1
Location and coordinates are for the approximate centre of Twynysheriff within this administrative area.
Geographic features and populated places may cross administrative borders.