Le Couteur Glacier () is a glacier, 15 nautical miles (28 km) long, which drains the northwest slopes of Mount Hall and Mount Daniel and flows north along the west side of Lillie Range to the Ross Ice Shelf. Named by the Southern Party of New Zealand Geological Survey Antarctic Expedition (NZGSAE) (1963–64) for P. C. Le Couteur, geologist with the New Zealand Federated Mountain Clubs Antarctic Expedition, 1962-63.
This article incorporates public domain material from the United States Geological Survey document "Le Couteur Glacier" (content from the Geographic Names Information System).