Gregg Charles Popovich (born January 28, 1949) is an American professional basketball coach. He is the head coach and President of the San Antonio Spurs of the National Basketball Association (NBA). Taking over as coach of the Spurs in 1996, Popovich is the longest tenured active coach in both the NBA and all major sports leagues in the United States. He is often called "Coach Pop" or simply "Pop."
Popovich has the third most wins among coaches in NBA history, behind Lenny Wilkens and Don Nelson. He has led the Spurs to a winning record in each of his 21 full seasons as head coach, surpassing Phil Jackson for the most consecutive winning seasons in NBA history. He has also led the Spurs to all five of their NBA titles, and is one of only five coaches in NBA history to win five titles—the others being Jackson, Red Auerbach, Pat Riley, and John Kundla.