The 2017 NHL Winter Classic was an outdoor ice hockey game played in the National Hockey League (NHL) on January 2, 2017, at Busch Stadium in St. Louis, Missouri. The ninth edition of the Winter Classic, it matched the St. Louis Blues against the Chicago Blackhawks; the Blues won, 4−1. The game was announced on March 9, 2016, after news of the matchup had been leaked on February 7 before the details had been finalized, and was one of four outdoor regular season games during the 2016–17 NHL season.

Busch Stadium is a baseball stadium located in St. Louis, Missouri. The stadium serves as the ballpark of Major League Baseball's St. Louis Cardinals. It has a seating capacity of 44,383, with 3,706 club seats and 61 luxury suites. It replaced Busch Memorial Stadium and occupies a portion of that stadium's former footprint. A commercial area dubbed Ballpark Village was built adjacent to the stadium over the remainder of the former stadium's footprint.