Leana Mhor is a Graham of 676.8 m in Highland. Its drop clears the 150 m Marilyn standard by only 7.5 m.
All four of its nearest neighbours are higher, up to Beinn Teallach at 914.6 m. It sits below Beinn Iaruinn, only 2.9 km to the north-west and 127.5 m higher. Its nearest higher summit, Carn Bhrunachain (722.9 m, 2.3 km north-east), is a listed top not profiled here. It falls on two OS 1:50,000 sheets, 34 and 41.