Cornell Warner (born August 12, 1948) is an American former professional basketball player.

A 6'9" forward/center from Jackson State University, Warner played seven seasons (1970–1977) in the National Basketball Association as a member of the Buffalo Braves, Cleveland Cavaliers, Milwaukee Bucks, and Los Angeles Lakers.

Warner's statistically strongest season was 1974–75, during which he averaged 7.6 points and 10.3 rebounds for the Bucks.

[1] In October 1977, he signed with Fribourg Olympic Basket of Switzerland.

Warner played until 1979 for the club,[2] winning the Swiss national championship in 1978 and 1979.