Urdoviza Glacier is a glacier on western Livingston Island in the South Shetland Islands, Antarctica situated east of the northern portion of Etar Snowfield and north of Medven Glacier. It extends 1.5 nautical miles in the east-west direction and 1.5 nautical miles in the north-south direction, and is bounded by the eastern slopes of Oryahovo Heights and draining eastwards into Stoyanov Cove of Hero Bay between Agüero Point and Sandanski Point. Bulgarian mapping in 2005 and 2009.