Colton Parayko (born May 12, 1993) is a Canadian professional ice hockey defenseman currently playing for the St. Louis Blues of the National Hockey League (NHL). He was selected by the Blues in the third round, 86th overall, of the 2012 NHL Entry Draft. Parayko won the Stanley Cup in 2019 with the Blues.
Parayko played collegiate hockey for the University of Alaska Fairbanks in the NCAA Men's Division I Western Collegiate Hockey Association (WCHA). In his sophomore year with the Nanooks ice hockey team, Parayko's outstanding play was rewarded with a selection to the 2013–14 All-WCHA First Team.
At the completion of his junior season with the Nanooks, Parayko ended his collegiate career in signing a two-year, entry-level contract with the St. Louis Blues. He was assigned to St. Louis' American Hockey League (AHL) affiliate, the Chicago Wolves, to finish the 2014–15 season on March 10, 2015. Parayko appeared in 79 games for the Blues the following season, recording 33 points.