John Teerlinck (April 9, 1951 – May 10, 2020) was an American professional football player and coach. He won three Super Bowls as a defensive line coach in the National Football League (NFL) with the Denver Broncos (1997, 1998) and Indianapolis Colts (2006). The annual award for NFL's best defensive line coach is named after Teerlinck. Twenty-three of the players he coached were selected to the Pro Bowl and three were inducted into the Pro Football Hall of Fame. This success has led Teerlinck to be regarded as one of the NFL's greatest defensive line coaches.