Somerville Island is a small island 7.4 kilometres (4 nmi) southwest of Berthelot Islands and 4.6 kilometres (2.5 nmi) northwest of Darboux Island, in the Wilhelm Archipelago, off the west coast of the Antarctic Peninsula in Antarctica. Discovered by the French Antarctic Expedition, 1908–1910, under Charcot, and named by him for Crichton Somerville, a resident of Oslo, Norway, who selected and supervised the making of much of the polar clothing and equipment used by the expedition.

• List of Antarctic and sub-Antarctic islands

 This article incorporates public domain material from "Somerville Island". Geographic Names Information System. United States Geological Survey.