Luke Walton Luke Theodore Walton (born March 28, 1980) is an American professional basketball coach and a former player who works as an assistant coach with the Golden State Warriors. He played the Small Forward position. He was known for being a great defender while playing. He currently coaches for the Golden State Warriors in the NBA. After the 2010 NBA Finals, Walton and his father, Hall of Famer Bill Walton, became the first father and son to both have won multiple NBA championships. Bill won in 1977 and 1986, and Luke in 2009 and 2010. His best season statistically was 2006–07 with over 11 points, 5 rebounds, and over 4 assists per game.