Donald David Coryell (October 17, 1924 – July 1, 2010) was an American football coach, who coached in the NFL first with the St. Louis Cardinals from 1973 to 1977 and then the San Diego Chargers from 1978 to 1986. He was well known for his innovations to football's passing offense. Coryell's offense was commonly known as "Air Coryell". Coryell was the first coach ever to win more than 100 games at both the collegiate and professional level. He was inducted into the San Diego Chargers Hall of Fame in 1986. Coryell is a member of the College Football Hall of Fame.