Mount Theseus (77°27′S 162°16′E / 77.450°S 162.267°ECoordinates: 77°27′S 162°16′E / 77.450°S 162.267°E) is a prominent peak, 1,830 m, just south of Clark Glacier in the Olympus Range of Victoria Land. Named by the Victoria University of Wellington Antarctic Expedition (VUWAE) (1958–59) after a figure of Greek mythology.
This article incorporates public domain material from the United States Geological Survey document "Mount Theseus" (content from the Geographic Names Information System).