Rezen Knoll (Bulgarian: връх Резен, romanized: vrah Rezen, IPA: [ˈvrɤx ˈrɛzɛn]) is a knoll rising to 433 m in eastern Livingston Island in the South Shetland Islands, Antarctica. The knoll is bounded to the east, north and west by Perunika Glacier, and linked to Burdick Ridge by Rezen Saddle. The feature is 250 m wide, extending 500 m in east-west direction. Composed of lavas, with precipitous slopes except to the east. Partly ice-free height and western and northern slopes.
First ascent by the Bulgarians Kuzman Tuhchiev, Dimo Dimov and Ivan Tashukov from St. Kliment Ohridski Base during the 1994/95 season.
Rough British mapping in 1968, detailed mapping by the Spanish Servicio Geográfico del Ejército in 1991. Co-ordinates, elevation and distances given according to a 1995-96 Bulgarian topographic survey.
A descriptive name of national geography. Golyam (Big) Rezen and Malak (Little) Rezen are two of the most spectacular peaks of Vitosha Mountain near Sofia, Bulgaria. ‘Rezen’ is the Bulgarian for ‘slice.’