Pitt Islands is a group of small islands lying immediately off the N extremity of Renaud Island

Renaud Island

Renaud Island is an ice-covered island, long and from wide, lying between the Pitt Islands and Rabot Island in the Biscoe Islands.- Discovery :...

, at the N end of the Biscoe Islands

Biscoe Islands

Biscoe Islands is a series of islands, of which the principal ones are Renaud, Rabot, Lavoisier and Watkins, lying parallel to the W coast of Graham Land and extending some in a NE–SW direction...

. The name "Pitt's Island," for William Pitt

William Pitt the Younger

William Pitt the Younger was a British politician of the late 18th and early 19th centuries. He became the youngest Prime Minister in 1783 at the age of 24 . He left office in 1801, but was Prime Minister again from 1804 until his death in 1806...

, British statesman, was applied by John Biscoe

John Biscoe

John Biscoe was an English mariner and explorer who commanded the first expedition known to have sighted the areas named Enderby Land and Graham Land along the coast of Antarctica...

 in 1832 to an island which he erroneously charted as lying about 25 mi WNW of these islands. The present application of Pitt Islands is based on the interpretation of the BGLE under Rymill, who charted the island group in 1935-36.