Marshall Mountains () is a group of mountains overlooking the Beardmore Glacier in Queen Alexandra Range, bounded on the north by Berwick Glacier, and on the south by Swinford Glacier. Discovered by the South Polar Party of the British Antarctic Expedition (1907–09), and named for Dr. Eric Marshall, surgeon and cartographer to the expedition, a member of the Polar Party.
This article incorporates public domain material from the United States Geological Survey document "Marshall Mountains" (content from the Geographic Names Information System).