Leonard Randolph Wilkens (October 28, 1937 – November 9, 2025) was an American professional basketball player and coach in the National Basketball Association (NBA). He has been inducted three times into the Naismith Memorial Basketball Hall of Fame, first in 1989 as a player, as a coach in 1998, and in 2010 as part of the 1992 United States Olympic "Dream Team" for which he was an assistant coach. In 1996, Wilkens was named to the NBA 50th Anniversary Team, and in 2021 he was named to the NBA 75th Anniversary Team. In addition, in 2022 he was also named to the list of the 15 Greatest Coaches in NBA History, being the only person to be in both NBA 75th anniversary lists as a player and as a coach. He is also a 2006 inductee into the College Basketball Hall of Fame.
Wilkens made a combined 13 NBA All-Star Game appearances as a player (nine times) and as a head coach (four times), was the 1994 NBA Coach of the Year, won the 1979 NBA championship as the head coach of the Seattle SuperSonics, and was the head coach of the Olympic gold medal–winning 1996 U.S.