Mawson Peak is a mountain peak on Heard Island, an Australian territory in the Southern Ocean. It is the highest peak in any state or territory of Australia. An active complex volcano, Mawson Peak is the summit of the Big Ben massif. It was named by the 1948 ANARE Heard Island Expedition after Sir Douglas Mawson, the leader of BANZARE 1929-31, who visited the island in November-December 1929.
