Answer
Lenny Wilkens coached 2,487 regular-season games, making him the NBA's all-time leader in this category. His illustrious coaching career spanned over 30 years, during which he guided several teams to success, including the Seattle SuperSonics, Cleveland Cavaliers, and Atlanta Hawks. Wilkens' remarkable longevity and consistent performance on the sidelines have earned him a reputation as one of the greatest coaches in NBA history.