The IIHF U18 World Championship is an annual event organized by the International Ice Hockey Federation for national under-18 ice hockey teams from around the world. The tournament is usually played in April and is organized according to a system similar to the Ice Hockey World Championships and the IIHF World Junior Championship. The tournament was first held in 1999.
The IIHF Women's World U18 Championship, officially the IIHF Ice Hockey U18 Women's World Championship, is an annual ice hockey tournament for national women's under-18 (U18) ice hockey teams, administered by the International Ice Hockey Federation (IIHF). It is the junior edition of the IIHF Women's World Championship and participation is limited to female ice hockey players under 18 years of age.
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 2010 IIHF World Women's U18 Championship was the third junior female world ice hockey championships. It was held from March 27 through April 3, 2010, in Chicago, Illinois. The championship is the Under-18 junior ice hockey edition of the women worlds, organized by the International Ice Hockey Federation (IIHF).
The Australia men's national under-18 ice hockey team is controlled by Ice Hockey Australia and represents Australia in international under-18 ice hockey competitions. Australia plays in Division IIB of the IIHF World U18 Championships.
The Canadian men's national under 18 ice hockey team is part of a three-stage Program of Excellence beginning with the Under-17 regional teams and ending with the National Junior Team. The primary objectives of the Under-18 program are to identify, evaluate, and condition players to the rigors of international competition by giving first exposure to off-shore officiating, ice-surfaces, and travel.
Russia women's national under-18 ice hockey team represents Russia at the International Ice Hockey Federation's IIHF World Women's U18 Championships. The Russia women's national U18 team is controlled by Ice Hockey Federation of Russia. After the 2022 Russian invasion of Ukraine, the International Ice Hockey Federation suspended Russia from all levels of competition.
The Thailand men's national under-18 ice hockey team is the men's national under-18 ice hockey team of Thailand. The team is controlled by the Ice Hockey Association of Thailand, a member of the International Ice Hockey Federation.
The Chinese Taipei men's national under-18 ice hockey team is the men's national under-18 ice hockey team of the Republic of China. The team is controlled by the Chinese Taipei Ice Hockey Federation, a member of the International Ice Hockey Federation.
The Mongolia men's national under-18 ice hockey team is the men's national under-18 ice hockey team of Mongolia. The team is controlled by the Mongolian Ice Hockey Federation, a member of the International Ice Hockey Federation.
The 2003 IIHF World U18 Championship Division II was a pair of international under-18 ice hockey tournaments run by the International Ice Hockey Federation. The Division II tournaments made up the third level of competition at the 2003 IIHF World U18 Championships. The Group A tournament took place between 17 and 23 March 2003 in Tallinn, Estonia and the Group B tournament took place between 5 and 11 March 2003 in Belgrade, Serbia and Montenegro. South Korea and Romania won the Group A and Group B tournaments respectively and gained promotion to Division I for the 2004 IIHF World U18 Championships. While Bulgaria finished last in Group A and South Africa last in Group B and were both relegated to Division III for 2004.
The 2004 IIHF World U18 Championship Division II was a pair of international under-18 ice hockey tournaments run by the International Ice Hockey Federation. The Division II tournaments made up the third level of competition at the 2004 IIHF World U18 Championships. The Group A tournament took place between 28 March and 3 April 2004 in Debrecen, Hungary and the Group B tournament took place between 1 and 7 March 2004 in Elektrėnai and Kaunas, Lithuania. Ukraine and Great Britain won the Group A and Group B tournaments respectively and gained promotion to Division I for the 2005 IIHF World U18 Championships. While Belgium finished last in Group A and Australia last in Group B and were both relegated to Division III for 2005.
The China men's national under-18 ice hockey team is the men's national under-18 ice hockey team of China. The team is controlled by the Chinese Ice Hockey Association, a member of the International Ice Hockey Federation. The team represents China at the IIHF World U18 Championships. At the IIHF Asian Oceanic U18 Championships, the team won two gold, six silver, and six bronze medals.
The Israel men's national under-18 ice hockey team is the men's national under-18 ice hockey team of Israel. The team is controlled by the Ice Hockey Federation of Israel, a member of the International Ice Hockey Federation. The team represents Israel at the IIHF World U18 Championships.
The Belarus men's national under-18 ice hockey team is the men's national under-18 ice hockey team of Belarus. The team is controlled by the Belarus Ice Hockey Federation, a member of the International Ice Hockey Federation. The team represented Belarus at the IIHF World U18 Championships.
The Czech Republic men's national under-18 ice hockey team is the men's national under-18 ice hockey team of the Czech Republic. The team is controlled by the Czech Ice Hockey Association, a member of the International Ice Hockey Federation. The team represents the Czech Republic at the IIHF World U18 Championships.
The Finland men's national under-18 ice hockey team is the men's national under-18 ice hockey team of Finland. The team is controlled by the Finnish Ice Hockey Association, a member of the International Ice Hockey Federation. The team represents Finland at the IIHF World U18 Championships.
The Slovakia men's national under-18 ice hockey team is the men's national under-18 ice hockey team of Slovakia. The team is controlled by the Slovak Ice Hockey Federation, a member of the International Ice Hockey Federation. The team represents Slovakia at the IIHF World U18 Championships. The team also competes in The Slovak 1. Liga, the second tier of Slovak hockey pyramid, as a preparation for the World U18 Championship.
The Sweden men's national under-18 ice hockey team or Småkronorna is the men's national under-18 ice hockey team of Sweden. The team is controlled by the Swedish Ice Hockey Association, a member of the International Ice Hockey Federation. The team represents Sweden at the IIHF World U18 Championships and the Hlinka Gretzky Cup. Sweden won its first gold medal in 2019.
The Switzerland men's national under-18 ice hockey team is the men's national under-18 ice hockey team of Switzerland. The team is controlled by the Swiss Ice Hockey Association, a member of the International Ice Hockey Federation. The team represents Switzerland at the IIHF World U18 Championships.
Russia 10–0 Poland 
Gold: 2001, 2004, 2007 
