Men’s Senior Category

2021 IIHF Ice Hockey World Championship in Minsk, Belarus & Riga, Latvia
Group A in Minsk: Russia, Sweden, Czech Republic, Switzerland, Slovakia, Denmark, Belarus, Great Britain.
Group B in Riga: Canada, Finland, USA, Germany, Latvia, Norway, Italy, Kazakhstan.

2021 IIHF Ice Hockey World Championship Division I Group A in Ljubljana, Slovenia
Participants: France, Austria, Korea, Slovenia, Hungary, Romania

2021 IIHF Ice Hockey World Championship Division I Group B in Katowice, Poland
Participants: Lithuania, Poland, Japan, Estonia, Ukraine, Serbia

2021 IIHF Ice Hockey World Championship Division II Group A in Beijing, China
Participants: Netherlands, Croatia, Australia, Spain, China, Israel

2021 IIHF Ice Hockey World Championship Division II Group B in Reykjavik, Iceland
Participants: Belgium, Iceland, New Zealand, Georgia, Mexico, Bulgaria

2021 IIHF Ice Hockey World Championship Division III Group A in Kockelscheuer, Luxembourg
Participants: DPR Korea, Turkey, Turkmenistan, Luxembourg, Chinese Taipei, United Arab Emirates

2021 IIHF Ice Hockey World Championship Division III Group B in Cape Town, South Africa
Participants: South Africa, Hong Kong (China), Thailand, Bosnia & Herzegovina

2021 IIHF Ice Hockey World Championship Division IV in Bishkek, Kyrgyzstan
Participants: Kuwait, Kyrgyzstan, Malaysia, Philippines, Singapore
Men’s U20 Category

2021 IIHF World Junior Championship in Edmonton & Red Deer, Canada
Group A in Edmonton: Canada, Finland, Switzerland, Slovakia, Germany
Group B in Red Deer: Russia, Sweden, USA, Czech Republic, Austria

2021 IIHF Ice Hockey U20 World Championship Division I Group A in Horsholm, Denmark
Participants: Kazakhstan, Latvia, Belarus, Norway, Denmark, Hungary

2021 IIHF Ice Hockey U20 World Championship Division I Group B in Tallinn, Estonia
Participants: Slovenia, France, Ukraine, Poland, Estonia, Japan

2021 IIHF Ice Hockey U20 World Championship Division II Group A in Brasov, Romania
Participants: Italy, Great Britain, Lithuania, Romania, Spain, Korea

2021 IIHF Ice Hockey U20 World Championship Division II Group B in Belgrade, Serbia
Participants: Serbia, Netherlands, China, Croatia, Belgium, Iceland

2021 IIHF Ice Hockey U20 World Championship Division III in Mexico City, Mexico
Group A: Israel, Australia, Turkey, Mexico
Group B: Bulgaria, New Zealand, Chinese Taipei, South Africa

Men’s U18 Category

2021 IIHF Ice Hockey U18 World Championship in Plymouth & Ann Arbor, USA
Group A in Ann Arbor: Sweden, Canada, Belarus, Latvia, Switzerland
Group B in Plymouth: Russia, USA, Czech Republic, Finland, Germany

2021 IIHF Ice Hockey U18 World Championship Division I Group A in Spisska Nova Ves, Slovakia
Participants: Slovakia, Kazakhstan, Denmark, Norway, France, Japan

2021 IIHF Ice Hockey U18 World Championship Division I Group B in Asiago, Italy
Participants: Ukraine, Austria, Hungary, Italy, Slovenia, Poland

2021 IIHF Ice Hockey U18 World Championship Division II Group A in Tallinn, Estonia
Participants: Great Britain, Lithuania, Estonia, Romania, Korea, Serbia

2021 IIHF Ice Hockey U18 World Championship Division II Group B in Sofia, Bulgaria
Participants: Spain, China, Netherlands, Croatia, Australia, Bulgaria

2021 IIHF Ice Hockey U18 World Championship Division III Group A in Istanbul, Turkey
Participants: Belgium, Israel, Iceland, Turkey, Mexico, Chinese Taipei

2021 IIHF Ice Hockey U18 World Championship Division III Group B in Kockelscheuer, Luxembourg
Participants: New Zealand, Hong Kong (China), South Africa, Luxembourg, Bosnia & Herzegovina, Kyrgyzstan

Women’s Senior Category

2021 IIHF Ice Hockey Women’s World Championship in Halifax & Truro, Canada
Group A in Halifax: USA, Canada, Finland, Russia, Switzerland
Group B in Truro: Japan, Czech Republic, Germany, Denmark, Hungary

2021 IIHF Ice Hockey Women’s World Championship in Division I Group A in Angers, France
Participants: Sweden, France, Norway, Austria, Slovakia, Netherlands

2021 IIHF Ice Hockey Women’s World Championship in Division I Group B in Beijing, China
Participants: Italy, Korea, Poland, China, Kazakhstan, Slovenia

2021 IIHF Ice Hockey Women’s World Championship in Division II Group A in Jaca, Spain
Participants: Latvia, Great Britain, Spain, Mexico, DPR Korea, Chinese Taipei

2021 IIHF Ice Hockey Women’s World Championship in Division II Group B in Zagreb, Croatia
Participants: Australia, Iceland, New Zealand, Turkey, Croatia, South Africa

2021 IIHF Ice Hockey Women’s World Championship in Division III in Kaunas, Lithuania
Participants: Ukraine, Belgium, Romania, Bulgaria, Lithuania, Hong Kong (China), Estonia, Bosnia & Herzegovina

Women’s U18 Category

2021 IIHF Ice Hockey U18 Women’s World Championship in Linkoping & Mjolby, Sweden
Group A in Mjolby: USA, Canada, Russia, Finland
Group B in Linkoping: Sweden, Czech Republic, Switzerland, Germany

2021 IIHF Ice Hockey U18 Women’s World Championship Division I Group A in Gyor, Hungary
Participants: Slovakia, Japan, Hungary, France, Italy, Norway

2021 IIHF Ice Hockey U18 Women’s World Championship Division I Group B in Radenthein, Austria
Participants: Denmark, Austria, China, Korea, Poland, Chinese Taipei

2021 IIHF Ice Hockey U18 Women’s World Championship Division II Group A in Dumfries, Great Britain
Participants: Great Britain, Netherlands, Australia, Spain

2021 IIHF Ice Hockey U18 Women’s World Championship Division II Group B in Kocaeli, Turkey
Participants: Kazakhstan, Turkey, Mexico, New Zealand, Latvia