Jinks Island () is an island lying 5 nautical miles (9 km) north of Pickwick Island, Pitt Islands, in the Biscoe Islands. Named by the United Kingdom Antarctic Place-Names Committee (UK-APC) in 1959 after a character in Charles Dickens' Pickwick Papers.
It is shown on an Argentine government chart of 1957.
This article incorporates public domain material from the United States Geological Survey document "Jinks Island" (content from the Geographic Names Information System).