Gairbeinn is a Corbett of 895.5 m in Highland. On the Corbetts height ladder it sits between Beinn Bhan (Highland, NG803450) (895.7 m) and Creag Mhor (Moray) (895 m).
Its nearest higher summit, Stob Coire Dubh (915.6 m, 7.7 km south-east), is a listed top not profiled here. The highest point is recorded as outcrop, not a cairn.