Riksa Islands (, âÂÂOstrovi Riksaâ \'os-trovi 'ri-ksa\) are three adjacent ice-free islands in the Aitcho group on the west side of English Strait in the South Shetland Islands, Antarctica. The islands are situated west of Bilyana Island, northeast of Emeline Island and east of Holmes Rock. The area was visited by early 19th century sealers.
The group comprises the islands of Cricklewood (), Taunton () and Bath ().
Riksa Islands are named after the settlements of Kamenna (Stone) Riksa and Lower Riksa in northwestern Bulgaria. Cricklewood Island is named after the district of London where the main part of the UKHO was located until 1968. Taunton Island is named after the town of Taunton in England, where the UKHO printing works has been located since 1941 and where the remainder of the Office moved in 1968. Bath Island is named after the city of Bath in England, where sections of the UKHO were temporarily located during World War II.
The islands are located at . Bulgarian mapping in 2009.