Bistra Glacier (Bulgarian: ледник Бистра, ‘Lednik Bistra’ \'led-nik 'bis-tra\) is the 1.75 km long and 750 m wide glacier in Imeon Range on Smith Island in the South Shetland Islands, Antarctica. Draining the west slopes of Mount Foster and the north slopes of Slaveykov Peak, and flowing northwestwards of Zavet Saddle to enter Drake Passage south of Garmen Point.
The glacier is named after the settlements of Bistra in northeastern Bulgaria.
Bistra Glacier is located at . Bulgarian mapping in 2009.
This article includes information from the Antarctic Place-names Commission of Bulgaria which is used with permission.