Mike Krzyzewski, American basketball player and coach

Michael William Krzyzewski, nicknamed "Coach K", is an American former college basketball coach. He served as the head coach at Duke University from 1980 to 2022, during which he led the Blue Devils to five national titles, 13 Final Four appearances, 15 ACC tournament championships, and 13 ACC regular season titles. Among men's college basketball coaches, only UCLA's John Wooden has won more NCAA championships (10). Krzyzewski is widely regarded as one of the greatest college basketball coaches of all time.

February 13 is the 44th day of the year in the Gregorian calendar; 321 days remain until the end of the year.