Beinn Odhar is a Corbett of 900.8 m in Argyll and Bute, Stirling. No register hill in Argyll and Bute, Stirling has a greater drop, though Beinn a' Chleibh is higher.
It overtops all four of its nearest neighbours; the tallest of them, Beinn a' Chaisteil (Argyll and Bute, Perth and Kinross), reaches 885.2 m. On the Corbetts height ladder it sits between Beinn Mheadhonach (Perth and Kinross) (900.9 m) and Aonach Buidhe (900.3 m). The higher hill nearest to it, Beinn Dorain, is a Munro, 4.1 km to the north.