WThe 2nd NWHL All-Star Game took place at the UPMC Lemieux Sports Complex on February 12, 2017 in Pittsburgh, Pennsylvania. A skills competition was held the day prior on February 11, 2017.
WThe 2018 World Junior Ice Hockey Championships was the 42nd edition of the Ice Hockey World Junior Championship, and was hosted by the city of Buffalo, New York at the KeyBank Center and HarborCenter. It opened on December 26, 2017 and closed with the gold medal game on January 5, 2018. It was the sixth time that the United States has hosted the WJIHC, and the second time that Buffalo has done so, previously hosting in 2011.
WThe 2017 IIHF U18 World Championship was the 19th IIHF World U18 Championship and was hosted by Poprad and Spišská Nová Ves, Slovakia. The tournament was played from 13 to 23 April 2017. Finland entered the tournament as the defending champions and once again advanced to the final, but this time they lost to the United States.
WThe 2017 IIHF Women's U18 World Championship was the tenth Women's U18 World Championship in ice hockey. The tournament was played in Přerov and Zlín, Czech Republic. For the third straight year the United States defeated Canada for the gold, winning their sixth title overall. Russia defeated Sweden for the bronze, reversing the outcome of the previous year.
WThe NHL 100 Classic was a regular season outdoor National Hockey League (NHL) game held on December 16, 2017. The game featured the Ottawa Senators playing the Montreal Canadiens at TD Place Stadium in Ottawa. It was the first of the three scheduled outdoor regular season games in the 2017–18 NHL season.
WThe NHL Centennial Classic was a regular season outdoor National Hockey League (NHL) game that was held on January 1, 2017. The game featured the Toronto Maple Leafs taking on the Detroit Red Wings at BMO Field in Toronto. This was the first time an NHL outdoor game was played in Toronto.
WThe 2017 NHL Entry Draft was the 55th NHL Entry Draft. The draft was held on June 23–24, 2017, at the United Center in Chicago, Illinois. The first three selections were Nico Hischier going to the New Jersey Devils, Nolan Patrick going to the Philadelphia Flyers, and Miro Heiskanen going to the Dallas Stars.
WThe 2017 NHL Stadium Series was a regular season National Hockey League (NHL) game played outdoors, part of the Stadium Series of games held at football or baseball stadiums. The Philadelphia Flyers played against the Pittsburgh Penguins at Heinz Field in Pittsburgh, Pennsylvania, on February 25, 2017.
WThe 2017 NHL Winter Classic was an outdoor regular season National Hockey League (NHL) game, part of the Winter Classic series, played on January 2, 2017. The game featured the St. Louis Blues taking on the Chicago Blackhawks at Busch Stadium in St. Louis, Missouri, home of Major League Baseball's Cardinals. 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.
WThe 2017 Pan American Ice Hockey Tournament was the fourth edition of the Pan American Ice Hockey Tournament, an annual event run by the Federación Deportiva de México de Hockey sobre Hielo, sanctioned by the International Ice Hockey Federation. It will take place in Mexico City, Mexico between June 5 and 11, 2017. Mexico "A" won their first ever Pan American Tournament, winning all six of its games and defeating Colombia (Yellow) in the final. Argentina "A" finished third after defeating Mexico "B" in the bronze medal game.
WThe ice hockey competitions at the 2017 Southeast Asian Games in Kuala Lumpur was held at the Empire City Ice Arena in Selangor.
WThe 2017 World Junior Ice Hockey Championships was the 41st edition of the Ice Hockey World Junior Championship. The main tournament was co-hosted by the Bell Centre in Montreal, Quebec and the Air Canada Centre in Toronto, Ontario. This was the twelfth championship that Canada had hosted. Montreal and Toronto also jointly hosted the 2015 edition. The tournament consisted of 30 games between 10 nations.