- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 50°10'13"N 5°37'1"W
- Eastings/Northings: 141809, 36315
- OS Grid: SW418363
- Mapcode Local: GBR DXH7.CTW
- Mapcode Global: VH052.LZ95
Location and coordinates are for the approximate centre of Rosemergy within this administrative area.
Geographic features and populated places may cross administrative borders.