Simplify the following text for a Grade 8 native English-speaking person.
Original: Norman Mack `` Norm '' Van Brocklin ( March 15 , 1926 -- May 2 , 1983 ) , nicknamed `` The Dutchman '' , was an American football player and coach .
Simplified: Norm Van Brocklin ( March 15 , 1926 â `` May 2 , 1983 ) was an American football coach for the Atlanta Falcons .