Arthur Glacier () in Antarctica is a valley glacier about 25 miles (40 km) long, flowing west to Sulzberger Ice Shelf between the Swanson Mountains on the north and Mount Rea and Mount Cooper on the south, in the Ford Ranges of Marie Byrd Land. It was discovered by members of West Base of the United States Antarctic Service, in aerial flights and from ground surveys in November–December 1940. It was named by US-SCAN for Rear Admiral Arthur C. Davis, U.S. Navy, a leader in aviation in the U.S. Navy.