Oscar Palmer Robertson, nicknamed "The Big O", is a retired American National Basketball Association player who played for the Cincinnati Royals and Milwaukee Bucks.
The 6 ft 5 in, 220 lb Robertson played the shooting guard and point guard position, and was a 12-time All-Star, 11-time member of the All-NBA Team, and one-time winner of the MVP award in 14 professional seasons.
He is the only player in NBA history to average a triple-double for a season.
He was a key player on the team which brought the Bucks their only NBA title in the 1970–71 NBA season.
His playing career, especially during high school and college, was plagued by racism.
Robertson is a two-time Naismith Memorial Basketball Hall of Fame inductee, having been inducted in 1980 for his individual career, and in 2010 as a member of the 1960 United States men's Olympic basketball team.
He also was voted one of the 50 Greatest Players in NBA History in 1996.