David Gary Crowton (born June 14, 1957) is an American football coach.
During his time at Oregon, Crowton was a 2005 finalist for the Broyles Award, given annually to the nation's top college football assistant coach.
He is known for his aggressive offensive style, including the "razzle dazzle" scheme he employed in Chicago.
He was nicknamed "The Wizard" by the LSU players, after he achieved a remarkable record of scoring at least 30 points in 25 games out of 39, with an overall mark of 25–10.
In 2018, Crowton was hired as the offensive coordinator at Pine View High School in St. George, Utah.