The NHL released the roster numbers for all players who are currently set to play in the World Cup of Hockey.
The tournament will get underway on September 17th in Toronto.
Team Canada
| Player | # | Position | Team |
| Patrice Bergeron | 37 | Forward | Boston Bruins |
| Jay Bouwmeester | 4 | Defenseman | St. Louis Blues |
| Brent Burns | 88 | Defenseman | San Jose Sharks |
| Jeff Carter | 77 | Forward | Los Angeles Kings |
| Logan Couture | 39 | Forward | San Jose Sharks |
| Corey Crawford | 50 | Goalie | Chicago Blackhawks |
| Sidney Crosby | 87 | Forward | Pittsburgh Penguins |
| Drew Doughty | 8 | Defenseman | Los Angeles Kings |
| Matt Duchene | 9 | Forward | Colorado Avalanche |
| Ryan Getzlaf | 15 | Forward | Anaheim Ducks |
| Claude Giroux | 28 | Forward | Philadelphia Flyers |
| Braden Holtby | 70 | Goalie | Washington Capitals |
| Brad Marchand | 63 | Forward | Boston Bruins |
| Jake Muzzin | 7 | Defenseman | Los Angeles Kings |
| Alex Pietrangelo | 27 | Defenseman | St. Louis Blues |
| Carey Price | 31 | Goalie | Montreal Canadiens |
| Tyler Seguin | 19 | Forward | Dallas Stars |
| Steven Stamkos | 91 | Forward | Tampa Bay Lightning |
| John Tavares | 20 | Forward | New York Islanders |
| Joe Thornton | 97 | Forward | San Jose Sharks |
| Jonathan Toews | 16 | Forward | Chicago Blackhawks |
| Marc-Edouard Vlasic | 44 | Defenseman | San Jose Sharks |
| Shea Weber | 6 | Defenseman | Montreal Canadiens |
Team Czech Republic
| Player | # | Position | Team |
| Radek Faksa | 12 | Forward | Dallas Stars |
| Michael Frolik | 67 | Forward | Calgary Flames |
| Radko Gudas | 3 | Defenseman | Philadelphia Flyers |
| Martin Hanzal | 11 | Forward | Arizona Coyotes |
| Ales Hemsky | 83 | Forward | Dallas Stars |
| Tomas Hertl | 48 | Forward | San Jose Sharks |
| Dmitrij Jaskin | 23 | Forward | St. Louis Blues |
| Michal Jordan | 47 | Defenseman | Unrestricted free agent |
| Michal Kempny | 6 | Defenseman | Chicago Blackhawks |
| David Krejci | 46 | Forward | Boston Bruins |
| Zbynek Michalek | 2 | Defenseman | Arizona Coyotes |
| Milan Michalek | 9 | Forward | Toronto Maple Leafs |
| Petr Mrazek | 34 | Goalie | Detroit Red Wings |
| Jakub Nakladal | 33 | Defenseman | Unrestricted free agent |
| Michal Neuvirth | 30 | Goalie | Philadelphia Flyers |
| Ondrej Palat | 18 | Forward | Tampa Bay Lightning |
| David Pastrnak | 88 | Forward | Boston Bruins |
| Ondrej Pavelec | 31 | Goalie | Winnipeg Jets |
| Tomas Plekanec | 14 | Forward | Montreal Canadiens |
| Roman Polak | 64 | Defenseman | Toronto Maple Leafs |
| Vladimir Sobotka | 17 | Forward | Avangard Omsk – KHL |
| Andrej Sustr | 62 | Defenseman | Tampa Bay Lightning |
| Jakub Voracek | 93 | Forward | Philadelphia Flyers |
Team Europe
| Frederik Andersen | 31 | Goalie | Toronto Maple Leafs |
| Pierre-Edouard Bellemare | 78 | Forward | Philadelphia Flyers |
| Mikkel Boedker | 89 | Forward | San Jose Sharks |
| Zdeno Chara | 33 | Defenseman | Boston Bruins |
| Leon Draisaitl | 29 | Forward | Edmonton Oilers |
| Christian Ehrhoff | 10 | Defenseman | Unrestricted free agent |
| Marian Gaborik | 12 | Forward | Los Angeles Kings |
| Thomas Greiss | 1 | Goalie | New York Islanders |
| Jaroslav Halak | 41 | Goalie | New York Islanders |
| Jannik Hansen | 36 | Forward | Vancouver Canucks |
| Marian Hossa | 81 | Forward | Chicago Blackhawks |
| Roman Josi | 59 | Defenseman | Nashville Predators |
| Anze Kopitar | 11 | Forward | Los Angeles Kings |
| Nino Niederreiter | 22 | Forward | Minnesota Wild |
| Frans Nielsen | 51 | Forward | Detroit Red Wings |
| Tobias Rieder | 8 | Forward | Arizona Coyotes |
| Luca Sbisa | 5 | Defenseman | Vancouver Canucks |
| Dennis Seidenberg | 44 | Defenseman | Unrestricted free agent |
| Andrej Sekera | 2 | Defenseman | Edmonton Oilers |
| Mark Streit | 7 | Defenseman | Philadelphia Flyers |
| Tomas Tatar | 21 | Forward | Detroit Red Wings |
| Thomas Vanek | 26 | Forward | Detroit Red Wings |
| Mats Zuccarello | 63 | Forward | New York Rangers |
Team Finland
| Player | # | Position | Team |
| Sebastian Aho | 20 | Forward | Carolina Hurricanes |
| Aleksander Barkov | 91 | Forward | Florida Panthers |
| Joonas Donskoi | 27 | Forward | San Jose Sharks |
| Valtteri Filppula | 51 | Forward | Tampa Bay Lightning |
| Mikael Granlund | 64 | Forward | Minnesota Wild |
| Erik Haula | 56 | Forward | Minnesota Wild |
| Jussi Jokinen | 36 | Forward | Florida Panthers |
| Jyrki Jokipakka | 2 | Defenseman | Calgary Flames |
| Mikko Koivu | 9 | Forward | Minnesota Wild |
| Leo Komarov | 71 | Forward | Toronto Maple Leafs |
| Lauri Korpikoski | 28 | Forward | Unrestricted free agent |
| Mikko Koskinen | 19 | Goalie | SKA St. Petersburg – KHL |
| Patrik Laine | 29 | Forward | Winnipeg Jets |
| Jori Lehtera | 12 | Forward | St. Louis Blues |
| Sami Lepisto | 18 | Defenseman | Salavat Yulaev Ufa – KHL |
| Esa Lindell | 7 | Defenseman | Dallas Stars |
| Olli Maatta | 3 | Defenseman | Pittsburgh Penguins |
| Ville Pokka | 22 | Defenseman | Chicago Blackhawks |
| Tuukka Rask | 40 | Goalie | Boston Bruins |
| Pekka Rinne | 35 | Goalie | Nashville Predators |
| Rasmus Ristolainen | 55 | Defenseman | Buffalo Sabres |
| Teuvo Teravainen | 86 | Forward | Carolina Hurricanes |
| Sami Vatanen | 45 | Defenseman | Anaheim Ducks |
Team North America
| Player | # | Position | Team |
| Sean Couturier | 14 | Forward | Philadelphia Flyers |
| Jonathan Drouin | 72 | Forward | Tampa Bay Lightning |
| Jack Eichel | 15 | Forward | Buffalo Sabres |
| Aaron Ekblad | 5 | Defenseman | Florida Panthers |
| Johnny Gaudreau | 13 | Forward | Calgary Flames |
| John Gibson | 36 | Goalie | Anaheim Ducks |
| Shayne Gostisbehere | 53 | Defenseman | Philadelphia Flyers |
| Connor Hellebuyck | 37 | Goalie | Winnipeg Jets |
| Seth Jones | 3 | Defenseman | Columbus Blue Jackets |
| Dylan Larkin | 71 | Forward | Detroit Red Wings |
| Nathan Mackinnon | 29 | Forward | Colorado Avalanche |
| Auston Matthews | 34 | Forward | Toronto Maple Leafs |
| Connor Mcdavid | 97 | Forward | Edmonton Oilers |
| J.T. Miller | 10 | Forward | New York Rangers |
| Sean Monahan | 23 | Forward | Calgary Flames |
| Ryan Murray | 27 | Defenseman | Columbus Blue Jackets |
| Matt Murray | 30 | Goalie | Pittsburgh Penguins |
| Ryan Nugent-Hopkins | 93 | Forward | Edmonton Oilers |
| Colton Parayko | 4 | Defenseman | St. Louis Blues |
| Morgan Rielly | 44 | Defenseman | Toronto Maple Leafs |
| Brandon Saad | 20 | Forward | Columbus Blue Jackets |
| Mark Scheifele | 55 | Forward | Winnipeg Jets |
| Jacob Trouba | 8 | Defenseman | Winnipeg Jets |
Team Russia
| Player | # | Position | Team |
| Artem Anisimov | 42 | Forward | Chicago Blackhawks |
| Sergei Bobrovsky | 72 | Goalie | Columbus Blue Jackets |
| Evgenii Dadonov | 63 | Forward | SKA St. Petersburg – KHL |
| Pavel Datsyuk | 13 | Forward | SKA St. Petersburg – KHL |
| Alexei Emelin | 74 | Defenseman | Montreal Canadiens |
| Nikita Kucherov | 86 | Forward | Tampa Bay Lightning |
| Nikolay Kulemin | 41 | Forward | New York Islanders |
| Dmitry Kulikov | 7 | Defenseman | Buffalo Sabres |
| Evgeny Kuznetsov | 92 | Forward | Washington Capitals |
| Evgeni Malkin | 71 | Forward | Pittsburgh Penguins |
| Alexey Marchenko | 47 | Defenseman | Detroit Red Wings |
| Andrei Markov | 79 | Defenseman | Montreal Canadiens |
| Vladislav Namestnikov | 90 | Forward | Tampa Bay Lightning |
| Nikita Nesterov | 89 | Defenseman | Tampa Bay Lightning |
| Dmitry Orlov | 9 | Defenseman | Washington Capitals |
| Alex Ovechkin | 8 | Forward | Washington Capitals |
| Artemi Panarin | 27 | Forward | Chicago Blackhawks |
| Vadim Shipachev | 87 | Forward | SKA St. Petersburg – KHL |
| Vladimir Tarasenko | 91 | Forward | St. Louis Blues |
| Ivan Telegin | 77 | Forward | CSKA Moscow – KHL |
| Semyon Varlamov | 1 | Goalie | Colorado Avalanche |
| Andrei Vasilevskiy | 88 | Goalie | Tampa Bay Lightning |
| Nikita Zaitsev | 22 | Defenseman | Toronto Maple Leafs |
Team Sweden
| Player | # | Position | Team |
| Mikael Backlund | 11 | Forward | Calgary Flames |
| Nicklas Backstrom | 19 | Forward | Washington Capitals |
| Mattias Ekholm | 14 | Defenseman | Nashville Predators |
| Oliver Ekman-Larsson | 23 | Defenseman | Arizona Coyotes |
| Jhonas Enroth | 1 | Goalie | Toronto Maple Leafs |
| Loui Eriksson | 21 | Forward | Vancouver Canucks |
| Filip Forsberg | 9 | Forward | Nashville Predators |
| Carl Hagelin | 62 | Forward | Pittsburgh Penguins |
| Victor Hedman | 77 | Defenseman | Tampa Bay Lightning |
| Niklas Hjalmarsson | 4 | Defenseman | Chicago Blackhawks |
| Patric Hornqvist | 72 | Forward | Pittsburgh Penguins |
| Erik Karlsson | 65 | Defenseman | Ottawa Senators |
| Marcus Kruger | 16 | Forward | Chicago Blackhawks |
| Gabriel Landeskog | 92 | Forward | Colorado Avalanche |
| Hampus Lindholm | 47 | Defenseman | Anaheim Ducks |
| Henrik Lundqvist | 30 | Goalie | New York Rangers |
| Jacob Markstrom | 25 | Goalie | Vancouver Canucks |
| Rickard Rakell | 67 | Forward | Anaheim Ducks |
| Daniel Sedin | 22 | Forward | Vancouver Canucks |
| Henrik Sedin | 33 | Forward | Vancouver Canucks |
| Jakob Silfverberg | 18 | Forward | Anaheim Ducks |
| Carl Soderberg | 34 | Forward | Colorado Avalanche |
| Anton Stralman | 6 | Defenseman | Tampa Bay Lightning |
Team USA
| Player | # | Position | Team |
| Justin Abdelkader | 89 | Forward | Detroit Red Wings |
| David Backes | 42 | Forward | Boston Bruins |
| Ben Bishop | 30 | Goalie | Tampa Bay Lightning |
| Dustin Byfuglien | 33 | Defenseman | Winnipeg Jets |
| John Carlson | 4 | Defenseman | Washington Capitals |
| Brandon Dubinsky | 19 | Forward | Columbus Blue Jackets |
| Jack Johnson | 3 | Defenseman | Columbus Blue Jackets |
| Erik Johnson | 6 | Defenseman | Colorado Avalanche |
| Patrick Kane | 88 | Forward | Chicago Blackhawks |
| Ryan Kesler | 17 | Forward | Anaheim Ducks |
| Ryan Mcdonagh | 27 | Defenseman | New York Rangers |
| Matt Niskanen | 2 | Defenseman | Washington Capitals |
| T.J. Oshie | 74 | Forward | Washington Capitals |
| Max Pacioretty | 67 | Forward | Montreal Canadiens |
| Kyle Palmieri | 23 | Forward | New Jersey Devils |
| Zach Parise | 9 | Forward | Minnesota Wild |
| Joe Pavelski | 8 | Forward | San Jose Sharks |
| Jonathan Quick | 32 | Goalie | Los Angeles Kings |
| Cory Schneider | 35 | Goalie | New Jersey Devils |
| Derek Stepan | 21 | Forward | New York Rangers |
| Ryan Suter | 20 | Defenseman | Minnesota Wild |
| James Van Riemsdyk | 16 | Forward | Toronto Maple Leafs |
| Blake Wheeler | 26 | Forward | Winnipeg Jets |
