Forrest Gregg

Alvis Forrest Gregg (October 18, 1933 – April 12, 2019) was an American football player and coach. He played in the National Football League (NFL), the Canadian Football League and the NCAA. 
Gregg was a Pro Football Hall of Fame offensive lineman for sixteen seasons. Gregg was head coach of three NFL teams (Cleveland Browns, Cincinnati Bengals, and the Packers), as well as two Canadian Football League teams (Toronto Argonauts and Shreveport Pirates).
As a head coach, he led the 1981 Bengals to the Super Bowl, where they lost to the 49ers by a score of 26–21.
Gregg died on April 12, 2019 of complications from Parkinson's disease in Colorado Springs, Colorado, aged 85.