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 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 medals. 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 the world 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 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 Danish national men's ice hockey team is the national ice hockey team for Denmark. The team is controlled by Danmarks Ishockey Union. It was founded in 1949, and as of 2022, the Danish team was ranked 10th in the IIHF World Rankings. Denmark currently has 4,255 players. Their coach is Danish Heinz Ehlers who replaced Janne Karlsson. Denmark once held the record for the largest loss when they were defeated by Canada in 1949, 47–0, only being surpassed by New Zealand who were defeated by Australia 58–0 in 1987.
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 Finnish women's national under-18 ice hockey team is the national women's junior ice hockey team of Finland, which represents Finland at the International Ice Hockey Federation's Ice Hockey U18 Women's World Championship and other international U18 tournaments. The team is officially nicknamed the Tyttöleijonat and the nickname is regularly used in Finnish language media.
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 Japanese women's national under 18 ice hockey team is the national under-18 ice hockey team of Japan. The team represents Japan at the International Ice Hockey Federation's U18 Women's World Championship and other international tournaments and events.
The French women's national under 18 ice hockey team is the national under-18 ice hockey team of France. The team is organized by the Fédération Française de Hockey sur Glace (FFHG), a member of the International Ice Hockey Federation (IIHF).
The Slovak women's national under 18 ice hockey team is the national under-18 ice hockey team in Slovakia. The team represents Slovakia at the International Ice Hockey Federation's Ice Hockey U18 Women's World Championship.
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.
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.
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 the confirmation of their respective national associations, had to submit a roster by the first IIHF directorate meeting.
Jack Hughes is an American professional ice hockey center and alternate captain for the New Jersey Devils of the National Hockey League (NHL). A product of the U.S. National Development Team, Hughes was drafted first overall by the Devils in the 2019 NHL Entry Draft.
The 2021 IIHF Women's World Championship was an international ice hockey tournament organized by the International Ice Hockey Federation (IIHF), which was contested in Calgary, Alberta, from 20 to 31 August 2021, at WinSport Arena. It was originally scheduled to be contested in Halifax and Truro, Nova Scotia, Canada. It was the 20th edition of the IIHF Women's World Championship Top Division tournament.
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 20 skaters and three goaltenders. All ten participating nations, through the confirmation of their respective national associations, had to submit a roster by the first IIHF directorate.
