abstract:Queen Mary Land or the Queen Mary Coast () is that portion of the coast of the Australian Antarctic Territory lying between Cape Filchner, in 91° 54' E, and Cape Hordern, at 100° 30' E. It was discovered in February 1912 by the Australasian Antarctic Expedition (1911-14) under the leadership of Douglas Mawson, who named it for Mary of Teck, queen consort of George V.