- Category: Water Feature
- Type: Island
- Latitude/Longitude: 49°56'36"N 6°15'40"W
- Eastings/Northings: 94388, 13514
- OS Grid: SV943135
- Mapcode Local: GBR BXXT.YP5
- Mapcode Global: VGYBZ.FP95
Location and coordinates are for the approximate centre of Frenchman's Rock within this administrative area.
Geographic features and populated places may cross administrative borders.