Kladara Beach (Bulgarian: бряг Кладара|bryag Kladara, in Bulgarian pronounced as /ˈbrʲak kɫɐˈdarɐ/) is the 2 km beach forming the south side of Yankee Harbour on the southwest coast of Greenwich Island in the South Shetland Islands, Antarctica. Bounded by the base of Provadiya Hook to the west, Oborishte Ridge to the south, and the terminus of Solis Glacier to the east. It is snow-free in summer.
The beach is named after the ancient and medieval fortress of Kladara in Southeastern Bulgaria.
Kladara Beach is located at -62.5292°N -59.7625°W. British mapping in 1822 and 1968, Chilean in 1971, Argentine in 1980, and Bulgarian in 2005 and 2009.