Bill McCartney is a former American football coach and player, best known for his time as the head coach of the University of Colorado Boulder football team from 1982 to 1994. Under his leadership, the team achieved significant success, including a national championship in 1990. McCartney was known for his strong emphasis on discipline and character development among his players. After retiring from coaching, McCartney became involved in various philanthropic efforts, particularly focusing on family and faith-based initiatives. He founded the Promise Keepers, a Christian men's organization aimed at encouraging men to live with integrity and commitment to their families and communities.