Quonset Glacier () is a glacier about 20 miles (32 km) long which drains the north slopes of Wisconsin Range between Mount LeSchack and Ruseski Buttress and trends west-northwest to enter the north side of Davisville Glacier.
The Quonset Glacier is a 32 kilometer long glacier located in the Wisconsin Range, stretching from Mount LeSchack to Ruseski Buttress on its northern slopes. It flows westward northwestwards before entering Davisville Glacier.