Cacho Island (, ) is the conspicuous 750 m long (250 m in eastâÂÂwest direction) and 350 m wide (100 m in north-south direction) rocky island separated by a 160 m wide passage from Aktinia Beach on the southwest coast of Snow Island in the South Shetland Islands. Surface area 1.63 ha. The area was visited by early 19th century sealers.
The feature is named after the Spanish physicist, polar explorer and author Javier Cacho Gómez, participant in the 1986/87 Spanish Antarctic expedition and base commander at Juan Carlos I base in subsequent seasons, for his contribution to the promotion of Antarctica and support for the Bulgarian Antarctic programme.
Cacho Island is located at , which is 315 m south of Rebrovo Point and 2.5 km west-northwest of Cape Conway. Bulgarian mapping in 2009.