Marshall Ridge is a ridge to the east of Blue Glacier

Blue Glacier

Blue Glacier is a large glacier located to the north of Mount Olympus in the Olympic Mountains of Washington. The glacier covers an area of and contains of ice and snow in spite of its low terminus elevation...

 on Scott Coast

Scott Coast

Scott Coast is that portion of the coast of Victoria Land between Cape Washington and Minna Bluff. Named by New Zealand Antarctic Place-Names Committee in 1961 after Captain Robert Falcon Scott, Royal Navy, leader of the Discovery expedition and the British Antarctic Expedition , who lost his...

, Victoria Land

Victoria Land

Victoria Land is a region of Antarctica bounded on the east by the Ross Ice Shelf and the Ross Sea and on the west by Oates Land and Wilkes Land. It was discovered by Captain James Clark Ross in January 1841 and named after the UK's Queen Victoria...

, running east-west and rising to about 1,175 m between Garwood Valley

Garwood Valley

Garwood Valley is a valley opening on the coast of Victoria Land just south of Cape Chocolate. It is largely ice-free, but is occupied near its head by the Garwood Glacier. Named by Taylor of the British Antarctic Expedition in association with Garwood Glacier....

 and Marshall Valley

Marshall Valley

Marshall Valley is a small valley, which is ice free except for Rivard Glacier at its head, lying between the Garwood and Miers Valleys on the coast of Victoria Land. Named by the New Zealand Blue Glacier Party for Dr. Eric Marshall, surgeon and cartographer of the British Antarctic Expedition ,...

. The feature was almost surely observed in 1903 by the Koettlitz Glacier

Koettlitz Glacier

The Koettlitz Glacier is a large Antarctic glacier lying west of Mount Morning and Mount Discovery, flowing from the vicinity of Mount Cocks northeastward between Brown Peninsula and the mainland into the ice shelf of McMurdo Sound....

 party led by Lieutenant A.B. Armitage of Discovery expedition, but it was first clearly mapped by Captain Robert F. Scott's second expedition, British Antarctic Expedition

Terra Nova Expedition

The Terra Nova Expedition , officially the British Antarctic Expedition 1910, was led by Robert Falcon Scott with the objective of being the first to reach the geographical South Pole. Scott and four companions attained the pole on 17 January 1912, to find that a Norwegian team led by Roald...

, 1910-13. The ridge was named in association with Marshall Valley by the New Zealand Antarctic Place-Names Committee

New Zealand Antarctic Place-Names Committee

New Zealand Antarctic Place-Names Committee is an adjudicating committee established to authorize the naming of features in the Ross Dependency on the Antarctic continent. It is composed of the members of the New Zealand Geographic Board plus selected specialists on Antarctica...

(NZ-APC) in 1982.