Nikola Mirotic (Chicago Bulls) came in second, followed by Nerlens Noel (Philadelphia 76ers) and Elfrid Payton (Orlando Magic). Payton received a total of 51 first-, second- or third-place votes to place fourth overall.
Clarkson placed right behind Nurkic with a pair of third-place votes.
Taken with the 46th pick in the 2014 NBA draft, Clarkson averaged 11.9 points, 3.5 assists and 3.2 rebounds a game this season, including 15.8 points, 5.0 assists and 4.2 rebounds a night in 38 starts.
Wiggins was the top pick in the draft, Smart sixth, Payton 10th and Nurkic 16th. Noel was the sixth overall pick in 2013 but missed the 2013-14 season with a knee injury. Mirotic was a 2011 selection (23rd overall) but played in Spain before joining the NBA this season.
Lakers rookie Julius Randle (seventh overall pick in 2014) missed almost the entire season after suffering a broken leg in the opener against the Houston Rockets.