- Category: Water Feature
- Type: Island
- Latitude/Longitude: 55°54'41"N 2°7'54"W
- Eastings/Northings: 391853, 668728
- OS Grid: NT918687
- Mapcode Local: GBR F0K2.7P
- Mapcode Global: WH9XQ.7N1Y
Location and coordinates are for the approximate centre of Nameless Rock within this administrative area.
Geographic features and populated places may cross administrative borders.