Bizone Rock (Bulgarian: скала Бизоне, ‘Skala Bizone’ \'ska-la bi-'zo-ne\) is the rock off Snow Island in the South Shetland Islands, Antarctica extending 120 m in southeast-northwest direction and 100 m wide. It is the largest and southeasternmost in a group of several rocks extending 1.84 km in southeast-northwest direction and 1 km in a southwest-northeast direction.
The feature is named after the ancient town of Bizone in northeastern Bulgaria.