Lynch Island is an island

Island

An island or isle is any piece of sub-continental land that is surrounded by water. Very small islands such as emergent land features on atolls can be called islets, cays or keys. An island in a river or lake may be called an eyot , or holm...

 lying in the east part of Marshall Bay

Marshall Bay

Marshall Bay is a bay 2 nautical miles wide, lying between Capes Vik and Hansen on the south side of Coronation Island, in the South Orkney Islands. Roughly charted in 1912-13 by Petter Sorlle, Norwegian whaling captain. Recharted in 1933 by DI personnel on the Discovery II, who gave the name for...

, close off the south coast of Coronation Island

Coronation Island

Coronation Island is the largest of the South Orkney Islands, long and from wide. The island extends in a general east-west direction, is mainly ice-covered and comprises numerous bays, glaciers and peaks, the highest rising to...

 in the South Orkney Islands

South Orkney Islands

The South Orkney Islands are a group of islands in the Southern Ocean, about north-east of the tip of the Antarctic Peninsula. They have a total area of about ....

. Roughly charted in 1912-13 by Petter Sorlle, a Norwegian whaling captain, and surveyed in 1933 by DI personnel. Resurveyed in 1948-49 by the Falkland Islands Dependencies Survey (FIDS) and named by the United Kingdom Antarctic Place-Names Committee (UK-APC) for Thomas B. Lynch, an American sealer who visited the South Orkney Islands in the schooner Express in 1880.