Below are the rosters for teams competing in the 2024 World Junior Ice Hockey Championships.
Canada Alan Letang [1] 
Finland Lauri Mikkola [2] 
Germany Tobias Absteiter [3] 
Latvia Artis Abols [4] 
Sweden Magnus Hävelid [5] 
Czechia Patrik Augusta [6] 
Norway Christer Nylund [7] | Pos. | No. | Player | Team | League | NHL Rights |
|---|---|---|---|---|---|
| G | 1 | Markus Stensrud | Storhamar Hockey | NOR | |
| G | 30 | Sebastian Aarsund | Linköping HC | SHL | |
| G | 35 | Martin Lundberg | Mora IK | SWE-2 | |
| D | 3 | Ludvig Lafton | Frisk Asker | NOR | |
| D | 4 | Christopher Lie | Malmö Redhawks | SWE | |
| D | 5 | Gabriel Koch | Vålerenga Ishockey | NOR | |
| D | 8 | Tobias Larsen | Färjestad BK | SWE | |
| D | 10 | Stian Solberg | Vålerenga Ishockey | NOR | |
| D | 14 | Emil Wasenden | Frisk Asker | NOR | |
| D | 26 | Mathias Papuga | Storhamar Hockey | NOR | |
| F | 9 | Mats Bakke Olsen | Malmö Redhawks | SWE | |
| F | 11 | Alieu Bah | Brynäs IF | SWE-2 | |
| F | 12 | Noah Steen | Mora IK | SWE-2 | |
| F | 13 | Petter Vesterheim | Mora IK | SWE-2 | |
| F | 15 | Patrik Dalen | Mora IK | SWE-2 | |
| F | 17 | Sander Wold | Gatineau Olympiques | QMJHL | |
| F | 18 | Martin Johnsen | Storhamar Hockey | NOR | |
| F | 20 | Casper Haugen | Victoria Royals | WHL | |
| F | 21 | Kasper Magnussen |  Bemidji State University | CCHA | |
| F | 22 | Johannes Løkkeberg | West Kelowna Warriors | BCHL | |
| F | 23 | Felix Granath | Frölunda HC | SHL | |
| F | 24 | Oskar Bakkevig | Malmö Redhawks | SWE | |
| F | 28 | Michael Brandsegg-Nygård | Mora IK | SWE-2 |
Slovakia Ivan Feneš [8] 
Switzerland Marcel Jenni [9] | Pos. | No. | Player | Team | League | NHL Rights |
|---|---|---|---|---|---|
| G | 1 | Lorin Gruter | ZSC Lions | NL | |
| G | 29 | Alessio Beglieri | EHC Biel | NL | |
| G | 30 | Ewan Huet | Regina Pats | WHL | |
| D | 3 | Daniil Ustinkov | ZSC Lions | NL | |
| D | 4 | Rodwin Dionicio | Saginaw Spirit | OHL | Anaheim Ducks |
| D | 7 | Timo Bunzli | ZSC Lions | NL | |
| D | 14 | Louis Füllemann [lower-alpha 6] | SC Bern | NL | |
| D | 15 | Gael Christe | EHC Biel | NL | |
| D | 23 | Leon Muggli | EV Zug | NL | |
| D | 26 | Simone Terraneo | HC Ambri-Piotta | NL | |
| D | 28 | Nick Meile [lower-alpha 7] | SC Bern | NL | |
| F | 5 | Leo Braillard | Lethbridge Hurricanes | WHL | |
| F | 6 | Jamiro Reber | HV71 | SHL | |
| F | 8 | Rico Gredig | HC Davos | NL | |
| F | 9 | Thierry Schild | SC Bern | NL | |
| F | 10 | Jonas Taibel | SC Rapperswil-Jona | NL | |
| F | 12 | Mattheo Reinhard | EHC Biel | NL | |
| F | 13 | Timo Jenni | SCL Tigers Langnau | NL | |
| F | 16 | Jan Hornecker [lower-alpha 6] | SC Rapperswil-Jona | NL | |
| F | 17 | Miles Muller | Moncton Wildcats | QMJHL | |
| F | 18 | Julien Rod | HC Fribourg-Gottéron | NL | |
| F | 20 | Matteo Wagner [lower-alpha 7] | AIK IF | SWE-2 | |
| F | 22 | Gregory Weber | SC Bern | NL | |
| F | 25 | Endo Meier | ZSC Lions | NL | |
| F | 27 | Simon Meier | Penticton Vees | BCHL |
United States David Carle [10] 
The Canada men's national ice hockey team is the ice hockey team representing Canada internationally. The team is overseen by Hockey Canada, a member of the International Ice Hockey Federation. From 1920 until 1963, Canada's international representation was by senior amateur club teams. Canada's national men's team was founded in 1963 by Father David Bauer as a part of the Canadian Amateur Hockey Association, playing out of the University of British Columbia. The nickname "Team Canada" was first used for the 1972 Summit Series and has been frequently used to refer to both the Canadian national men's and women's teams ever since.
The Slovakia men's national ice hockey team is the national ice hockey team of Slovakia and is controlled by the Slovak Ice Hockey Federation. A successor to the Czechoslovakia national team, it is one of the most successful national ice hockey teams in the world. The team's general manager is Miroslav Šatan and their head coach is Craig Ramsay.
The Latvian men's national ice hockey team represents Latvia in international ice hockey. The team is ranked 10th in the world by IIHF as of 2023. The team is controlled by the Latvian Ice Hockey Federation. Their best ever finish at the World Championships was in 2023, when they won the bronze medal. Latvia reached the quarterfinals at the 2014 Winter Olympics, losing 2–1 to Canada. Latvia has 7,898 registered players.
The Czech Republic men's national ice hockey team is the national ice hockey team of the Czech Republic. Since 2021, the team has been officially known in English as Czechia. It is one of the most successful national ice hockey teams in history and a member of the so-called "Big Six", the unofficial group of the six strongest men's ice hockey nations, along with Canada, Finland, Russia, Sweden and the United States. It is governed by the Czech Ice Hockey Association. The Czech Republic has 85,000 male players officially enrolled in organized hockey.
The United States women's national ice hockey team is controlled by USA Hockey. The U.S. has been one of the most successful women's ice hockey teams in international play, having medaled in every major tournament.
The Swedish women's national ice hockey team or Damkronorna represents Sweden at the International Ice Hockey Federation's IIHF World Women's Championships. The women's national team is organized by the Swedish Ice Hockey Association. Sweden had 3,425 female players registered with the IIHF in 2011.
The Belarusian men's national ice hockey team is the national ice hockey team that represented Belarus. The team is controlled by the Belarusian Ice Hockey Association. Belarus was ranked 14th in the world by the IIHF as of the 2021 World Ranking.
The Great Britain men's national ice hockey team is the national ice hockey team that represents the United Kingdom. A founding member of the International Ice Hockey Federation (IIHF) in 1908, the team is controlled by Ice Hockey UK.
The Hungarian men's national ice hockey team is the national ice hockey team of Hungary. They have participated in the IIHF European Championships, the IIHF World Hockey Championships and the Olympic Games since 1928. A consistent participant of the annual World Championship, Hungary has played at the Olympics three times, most recently in 1964. They are currently ranked 19th in the world by the IIHF.
The Japanese women's national ice hockey team represents Japan at the International Ice Hockey Federation's Women's World Championships, the Winter Olympics, and at other international ice hockey tournaments. The women's national team is governed by the Japan Ice Hockey Federation. Japan had 2,587 registered female players in 2017 and 1,439 as of 2020.
The Czech Republic women's national under-18 ice hockey team is the national women's junior ice hockey team of the Czech Republic, which represents Czechia at the International Ice Hockey Federation's Ice Hockey U18 Women's World Championship and other international U18 competitions.
The Swedish women's national under-18 ice hockey team is the national women's junior ice hockey team of Sweden. The team represents Sweden at the International Ice Hockey Federation's Ice Hockey U18 Women's World Championship and other international ice hockey tournaments and events.
The South Korean women's national ice hockey team is controlled by the Korea Ice Hockey Association (KIHA). In 2017, the team was promoted to Division I, Group B of the Ice Hockey Women's World Championship after winning the Division II, Group A tournament. As of 2022, the team was ranked 18th in the world.
Brendan Gallagher is a Canadian professional ice hockey winger and alternate captain for the Montreal Canadiens of the National Hockey League (NHL). He was selected in the fifth round, 147th overall, by the Canadiens in the 2010 NHL Entry Draft.
These were the team rosters of the nations participating in the men's ice hockey tournament of the 2014 Winter Olympics. Each team was permitted a roster of 22 skaters and 3 goaltenders.
The Philippines national ice hockey team is the national men's ice hockey team of the Philippines. They are controlled by the Federation of Ice Hockey League (FIHL) and a member of the International Ice Hockey Federation (IIHF) since May 20, 2016. Prior to that period, a national team has played in regional tournaments in Hong Kong since the 2000s.
These were the team rosters of the nations participating in the men's ice hockey tournament of the 2018 Winter Olympics. Each team was permitted a roster of 22 skaters and 3 goaltenders.
Below are the rosters for teams competing in the 2023 World Junior Ice Hockey Championships.
Each team's roster consisted of at least 15 skaters and two goaltenders, and at most 22 skaters and three goaltenders. All 16 participating nations, through confirmation by their respective national associations, were required to submit a roster by the first IIHF directorate meeting.
