Chavdar Peninsula (Poluostrov Chavdar \po-lu-'os-trov chav-'dar\) is a 10-km wide peninsula projecting 13 km in northwest direction from Graham Land on the Antarctic Peninsula in Antarctica. Bounded by Curtiss Bay to the northeast, Hughes Bay to the southwest and Gerlache Strait to the northwest. Its west extremity Cape Sterneck separates Danco Coast to the southwest and Davis Coast to the northeast.
Chavdar Peninsula is named for the 16th century Bulgarian rebel leader Chavdar Voyvoda.
The peninsula is located at .
British mapping in 1978.
This article includes information from the Antarctic Place-names Commission of Bulgaria which is used with permission.