- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 49°59'29"N 5°11'13"W
- Eastings/Northings: 171658, 15000
- OS Grid: SW716150
- Mapcode Local: GBR Z6.JNJZ
- Mapcode Global: FRA 0900.YV5
Location and coordinates are for the approximate centre of St Ruan within this administrative area.
Geographic features and populated places may cross administrative borders.