Roy Williams Is Fastest Coach Ever To 900 Victories Posted Feb 28, 2021 North Carolina basketball coach Roy Williams notched his 900th career win as a head coach becoming the fastest to ever reach the milestone in games (1,161) and seasons (33). Williams attended UNC and later served as an assistant under legendary Carolina coach Dean Smith where he was part of Tar Heel teams that played for two national championships. (Tar Heel Illustrated)