Mount Johnston (71°32′S 67°24′E / 71.533°S 67.400°ECoordinates: 71°32′S 67°24′E / 71.533°S 67.400°E) is the southernmost peak of the Fisher Massif, and at 1,770 metres (5,800 ft) the highest. It stands just west of Lambert Glacier in the Prince Charles Mountains of Antarctica. The mountain was first visited by an Australian National Antarctic Research Expeditions party led by B.H. Stinear in October 1957, and was named by the Antarctic Names Committee of Australia for Flying Officer D.M. Johnston, a pilot with the Royal Australian Air Force Flight at Mawson Station in 1957.
This article incorporates public domain material from the United States Geological Survey document "Johnston, Mount" (content from the Geographic Names Information System).