Brenitsa Glacier (Bulgarian: ледник Бреница, ‘Lednik Brenitsa’ \'led-nik bre-'ni-tsa\) is the 14 km long and 4.5 km wide glacier on Oscar II Coast, Graham Land in Antarctica situated southwest of Drygalski Glacier, west of Rogosh Glacier and east of Hektoria Glacier. Draining southwards from the south slopes of Foster Plateau east of Mount Quandary to flow into Vaughan Inlet, Weddell Sea next east of Hektoria Glacier.
The feature is named after the settlements of Brenitsa in northern and northeastern Bulgaria.
Brenitsa Glacier is centred at 64°53′10″S 61°29′50″W / 64.88611°S 61.49722°WCoordinates: 64°53′10″S 61°29′50″W / 64.88611°S 61.49722°W. British mapping in 1974.