Amherst Glacier is a 4-mile-long (6.4 km) glacier in the U.S. state of Alaska. It trends northwest to a lake, 5.5 mi (8.9 km) northeast of Point Pakenham and 52 mi (84 km) southwest of Valdez. It was named for Amherst College in Amherst, Massachusetts by members of the 1899 Harriman Alaska Expedition.