- Category: Water Feature
- Type: Island
- Latitude/Longitude: 59°5'21"N 2°57'8"W
- Eastings/Northings: 345521, 1022870
- OS Grid: HY455228
- Mapcode Local: GBR M42Q.26W
- Mapcode Global: WH7BK.MS8Y
Location and coordinates are for the approximate centre of Sweyn Holm within this administrative area.
Geographic features and populated places may cross administrative borders.