John McChesney is a former American football player known for his time as a defensive lineman. 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 Diego Chargers. McChesney's contributions on the field helped shape the defensive strategies of his teams, making him a valuable player during his tenure in professional football.