Mount Austin () is a conspicuous rock mass rising to 955 metres, projecting into the head of Gardner Inlet, on the east coast of Palmer Land. Discovered by the Ronne Antarctic Research Expedition (RARE), 1947-48, under Ronne, and named by him for Stephen F. Austin, American colonizer in Texas and one of the founders of the Republic of Texas.
This article incorporates public domain material from the United States Geological Survey document "Mount Austin (Antarctica)" (content from the Geographic Names Information System).