Keller Peninsula is a high peninsula separating Mackellar Inlet and Martel Inlet in Admiralty Bay, on King George Island, in the South Shetland Islands of Antarctica.

The name Keller was applied by the French Antarctic Expedition under Jean-Baptiste Charcot, who charted Admiralty Bay in December 1909.

[1] Keller Peninsula was the location of the British research Station G. The first hut was built on 18 January 1947; a second was constructed on 14 February 1948 and moved to Signy Island in 1950.

The researchers had the tasks of the searching in the fields of meteorology, glaciology and geology.

[2] This article incorporates public domain material from "Keller Peninsula".