The International Tennis Federation (ITF) is the governing body of world tennis, wheelchair tennis, and beach tennis. It was founded in 1913 as the International Lawn Tennis Federation by twelve national tennis associations. As of 2016, there are 211 national and six regional associations that make up the ITF's membership.
World Junior Championships may refer to:
The World Junior Teams Championship is a bridge competition for zonal teams of players up to about 25 years old.
The British Junior Open squash championship is considered the second most prestigious junior open squash championship after the World Junior Squash Championships. It is one of the five Tier 2 events in the WSF World Junior Squash Circuit. British Junior Open is divided into ten categories — Boys Under-19, Boys Under-17, Boys Under-15, Boys Under-13, Boys Under-11, Girls Under-19, Girls Under-17, Girls Under-15, Girls Under-13, and Girls Under-11.
The ITF Junior Circuit is the premier level for worldwide competition among under-18 junior tennis players. Founded in 1977 with only nine tournaments, the 2011 ITF Junior Circuit offered over 350 tournaments in 118 countries. Mirroring the ATP and WTA circuits, the ITF Junior Circuit ranks players and crowns a year end world champion.
The United States Junior Open Squash Championship is the largest individual junior squash tournament in the world and is considered the third most prestigious junior open squash championship after the World Junior and the British Junior Open squash championship. It is just one of just five Tier 2 events used in the WSF World Junior Squash Circuit.
The World Junior Squash championships are the official junior tournament in the game of squash conducted by the World Squash Federation (WSF). Entry is open to individuals aged 19 and below. Since its inception the world juniors has been held biennially with the junior men held one year, junior women the following year. The men's team event was held unofficially from 1973 to 1979. The individuals event are held annually starting from 2009 while the team event remains biennial.
The European Softball Junior Boys Championship is the main championship tournament between national junior boys softball teams in Europe, governed by the European Softball Federation.
The European Squash Federation (ESF) was set up in 1973 in order to develop and promote squash across Europe. It is based in Barston, West Midlands, in England. In 2011 it had 43 member federations.
French Junior Open squash championship is considered one of the most prestigious junior open squash championship in Europe and in the world. The tournament hosts nearly 300 players representing between 20 and 25 countries every year. The tournament is organize by the European Squash Federation and the French Squash Federation.
The World Junior Squash Circuit is the premier level for worldwide competition among under-19 junior squash players organised by the World Squash Federation. Mirroring the PSA and WSA circuits, the World Junior Circuit ranks players and every year is organized the World Junior Squash Championships.
The European Junior Squash Championships are the event which serves as the European junior championship for squash players organised by the European Squash Federation.
Hong Kong Junior Open squash championship is considered one of the most prestigious junior open squash championships in Asia and in the world. It is one of just four Tier 2 events used in the world junior rankings, which are surpassed in difficulty only by the World Junior Squash Championships. The tournament hosts nearly 500 players every year and is organized by the Asian Squash Federation and Hong Kong Squash.
The Dutch Lions is the Dutch national American Football team. The team represents the Netherlands in international competition and is made up entirely of Dutch national players, typically but not exclusively playing in the AFBN and GFL competitions.
The World Sambo Championships are the main championships in Sambo and Combat Sambo, organized by the Fédération Internationale de Sambo (FIAS).
Italy participated at the 2018 Summer Youth Olympics in Buenos Aires, Argentina from 6 October to 18 October 2018.
Hania El Hammamy is an Egyptian professional squash player. She became a top seed in women's junior squash rankings at the age of 16. As of January 2022, she is ranked number 3 in the world.
Nadiia Usenko is a Ukrainian professional squash player. As of February 2018, she was ranked number 102 in the world and number 1 in Ukraine.
Christo Popov is a French badminton player who affiliate with Fos club. He was the boys' doubles European U15 and U17 Junior Champions, also won the boys' singles silver medals at the 2018 European and 2019 World Junior Championships. He reached a career high as boys' singles World Junior number 1 in January 2020. He then clinched the boys' singles title at the 2020 European Junior Championships.
The Canadian Junior Open is a yearly Junior squash championship held in Niagara-on-the-Lake, Ontario, Canada. The tournament hosts nearly 300 players representing between 20 and 25 countries every year. The tournament is organized by Squash Canada and Squash Ontario.
Amsterdam, Netherlands 
Lewis Anderson 
Nadiya Usenko 
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