Great Knoutberry Hill is a Hewitt of 672.5 m in North Yorkshire, Westmorland and Furness. The key col lies 17.0 km away to the south-east, at 419.5 m.
It shares its height of 672.5 m with Wether Hill. On the Hewitts height ladder it sits between Croaghgorm (673 m) and Scar Crags (672.2 m). The summit is marked by a trig point, inside a shelter.