The 1970 NCAA Men's Division I Basketball Tournament involved 25 schools playing in single-elimination play to determine the national champion of men's NCAA Division I college basketball. It began on March 7, 1970, and ended with the championship game on March 21 in College Park, Maryland. A total of 29 games were played, including a third place game in each region and a national third place game.
UCLA, coached by John Wooden, won the national title with a 80-69 victory in the final game over Jacksonville, coached by Joe Williams. Sidney Wicks of UCLA was named the tournament's Most Outstanding Player.