Gog Magog Golf Course is an 88.4 hectare biological Site of Special Scientific Interest on Gog Magog Golf Club south-east of Cambridge in Cambridgeshire. The course is calcareous grassland which has a rich variety of flora. The main grasses are upright brome, red fescue and false oat-grass, and there are herbs such as the nationally rare moon carrot and the locally rare perennial flax. The site is private land with no public access.