Edmund John Brandon (May 24, 1894 – November 1, 1946) was an American attorney and government official who served as the Administrator of the U.S. Securities and Exchange Commission's Boston Regional Office, Zone 1 in 1935. He eventually resigned as commissioner because he had too much work to do as receiver of the Atlantic National Bank. He also served as the United States Attorney for the District of Massachusetts from February 9, 1939 to 1946. In his first year he had a record of 417 wins and one loss.