Kellick Island is an island 1 kilometre (0.5 nmi) long, lying 2 kilometres (1 nmi) north-east of Round Point, off the north coast of King George Island in the South Shetland Islands of Antarctica. It was named by the UK Antarctic Place-Names Committee in 1960 for Captain Kellick, Master of the British sealer Henry, who visited the South Shetland Islands in 1821–22.