Kardam Buttress (Kardamov Rid \kar-'da-mov 'rid\) is a sloping buttress projecting 1 km northwards from St. Ivan Rilski Col into Huron Glacier on Livingston Island in the South Shetland Islands, Antarctica, and has precipitous and partly ice-free western slopes. Surmounting Huron Glacier to the north. It is named after the Bulgarian ruler Khan Kardam.
The buttress is located at which is 1.3 km east of Komini Peak, 1 km west of Plana Peak, and 700 m south of Nestinari Nunataks (Bulgarian topographic survey Tangra 2004/05 and mapping in 2009).
This article includes information from the Antarctic Place-names Commission of Bulgaria which is used with permission.