Edward Lee Knight (November 2, 1971 – July 8, 2001), best known by his stage name Big Ed the Assassin, often shortened to Big Ed, was an American rapper.

Knight was signed to Master P's No Limit Records in 1992 and featured on several of its releases during the 1990s, including those by Master P, C-Murder, Mac and Soulja Slim. It released his debut album, The Assassin, in 1998.

Knight left No Limit in 2000, starting his own label, Special Forces Records. He released his second album, Special Forces, on May 9, 2000. His third and final album, Edward Lee Knight 1971-2001, was released posthumously in August 2001.