Mount Cocks in Antarctica is a mountain at the head of the Koettlitz Glacier in southern Victoria Land, Antarctica. The summit, which is 2,438 metres (7,999 ft) ASL, is 20 kilometres (12 mi) NNE of the junction of the Cocks and Skelton Glaciers at the southern end of the Royal Society Range.
Discovered by the BrNAE (1901–04) which named it for E.L. Somers Cocks, then Treasurer of the Royal Geographical Society.
Coordinates: 78°31′S 162°30′E / 78.517°S 162.500°E