Gran Glacier (76°56′S 161°14′E / 76.933°S 161.233°ECoordinates: 76°56′S 161°14′E / 76.933°S 161.233°E) is a glacier in Antarctica that flows south into Mackay Glacier between Mount Gran and Mount Woolnough. It rises from a snow divide with Benson Glacier to the northeast. It was named after Mount Gran by the New Zealand Northern Survey Party of the Commonwealth Trans-Antarctic Expedition (1956–58), which visited the area in November 1957.
This article incorporates public domain material from the United States Geological Survey document "Gran Glacier" (content from the Geographic Names Information System).