Frank Edgar Cornish IV (September 24, 1967 – August 22, 2008) was an American football offensive lineman in the National Football League for the San Diego Chargers, the Dallas Cowboys, the Minnesota Vikings, the Jacksonville Jaguars, and the Philadelphia Eagles. He played college football at UCLA and was drafted in the sixth round of the 1990 NFL Draft. He is the son of former Chicago Bears player, Frank Cornish Jr..