John McChesney is a former professional American football player known for his position as a defensive tackle. He played in the National Football League (NFL) during the late 1970s and early 1980s. McChesney was recognized for his strong defensive skills and ability to disrupt opposing offenses. Throughout his career, he played for several teams, including the New York Jets and the San Francisco 49ers. After retiring from professional football, McChesney remained involved in the sport, contributing to youth programs and coaching, helping to develop the next generation of players.