Knezha Island
| Geography | |
|---|---|
| Location | Antarctica | 
| Coordinates | 65°21′28″S 65°22′02″W / 65.35778°S 65.36722°W | 
| Archipelago | Biscoe Islands | 
| Administration | |
| Administered under the Antarctic Treaty System | |
| Demographics | |
| Population | 0 | 
Knezha Island (Bulgarian: остров Кнежа, romanized: ostrov Knezha, IPA: [ˈɔstrof knɛˈʒa]) is the northernmost island in the Pitt group of Biscoe Islands, Antarctica. The feature extends 900 m in north-south direction and 880 m in east-west direction.
The island is named after the town of Knezha in Northern Bulgaria.