Mark Simpson (born March 18, 1966) is a retired American soccer goalkeeper and former coach who spent six seasons with D.C. United in Major League Soccer. He backstopped the team to the MLS Cup 1996. He also spent one season in the American Professional Soccer League, two in the USISL and six in the National Professional Soccer League. He earned one cap with the U.S. National Futsal Team in 1999. He was the Director of Soccer Operations for the planned North American Soccer League team Virginia Cavalry FC.