David Diehl, American football player and sportscaster

David Michael Diehl is a Croatian-German college football coach and former professional player who spent his entire career as an offensive lineman with the New York Giants of the National Football League (NFL). He is the assistant offensive line coach for the University of Memphis, a position he has held since 2024. He was the Giants starting left tackle on two Super Bowl championship teams. He played college football for the Illinois Fighting Illini. The Giants selected him in the fifth round of the 2003 NFL draft.