Beaumont Island is a low, rocky island in Neny Bay

Neny Bay

Neny Bay is a small indentation in the west coast of Graham Land which is bounded on the west by Neny Island, and on the northwest and southeast respectively by Stonington Island and Roman Four Promontory. The bay was first charted by the British Graham Land Expedition under Rymill, 1934-37...

, about 0.4 mile (0.643736 km) from the mouth of Centurion Glacier

Centurion Glacier

Centurion Glacier is a small steep glacier flowing northwest to Neny Bay between Mount Nemesis and Roman Four Promontory, on the west coast of Graham Land. It was first roughly surveyed in 1936 by the British Graham Land Expedition under Rymill, and resurveyed in 1947 by the Falkland Islands...

, off the west coast of Graham Land

Graham Land

Graham Land is that portion of the Antarctic Peninsula which lies north of a line joining Cape Jeremy and Cape Agassiz. This description of Graham Land is consistent with the 1964 agreement between the British Antarctic Place-names Committee and the US Advisory Committee on Antarctic Names, in...

. The island was presumably first sighted in 1936 by the British Graham Land Expedition

British Graham Land Expedition

A British expedition to Graham Land led by John Lachlan Cope took place between 1920 and 1922. The British Graham Land Expedition was a geophysical and exploration expedition to Graham Land in Antarctica between 1934 to 1937. Under the leadership of John Riddoch Rymill, the expedition spent two...

, and was roughly charted by them and by the United States Antarctic Service, 1939–41. It was surveyed in 1946 by the Falkland Islands Dependencies Survey, who named it for the Port of Beaumont, the ship of the Ronne Antarctic Research Expedition

Ronne Antarctic Research Expedition

The Ronne Antarctic Research Expedition was an expedition from 1947-1948 which researched the area surrounding the head of the Weddell Sea in Antarctica.-Background:...

, which wintered nearby in Back Bay

Back Bay (Antarctica)

Back Bay is bay wide along the west coast of Graham Land, entered between Stonington Island and Fitzroy Island. The head of the bay is formed by Northeast Glacier. The bay was first surveyed by the U.S. Antarctic Service, 1939–41, and so named by them because of its location at the rear side of...

during 1947.