Bilyana Island (Bulgarian: остров Биляна, ‘Ostrov Bilyana’ \'os-trov bi-'lya-na\) is an ice-free island in the Aitcho group on the west side of English Strait in the South Shetland Islands, Antarctica. Extending 450 by 290 m (490 by 320 yd), surface area 10 hectares (25 acres).