3x3 basketball is a variation of basketball played three-a-side, with one backboard and in a half-court setup. According to an ESSEC Business School study commissioned by the International Olympic Committee, 3x3 is the largest urban team sport in the world. This basketball game format is currently being promoted and structured by FIBA, the sport's governing body. Its primary competition is an annual FIBA 3X3 World Tour, comprising a series of Masters and one Final tournament, and awarding six-figure prize money in US dollars. The FIBA 3x3 World Cups for men and women are the highest tournaments for national 3x3 teams. The 3x3 format has been adopted for both the 2020 Summer Olympics and 2022 Commonwealth Games.
The Serbian men's national 3x3 team represents Serbia in international 3x3 basketball matches and is controlled by the Basketball Federation of Serbia.
The FIBA 3x3 World Cup is a 3x3 basketball tournament for national teams organized by the International Basketball Federation (FIBA). The debut of the tournament originally named as the FIBA 3x3 World Championship was held in August 2012 in Athens, Greece. The current champions are Serbia in the men's division and United States in the women's division.
Basketball at the 2020 Summer Olympics in Tokyo, Japan was held from 24 July to 8 August 2021. The basketball competitions were held at the Saitama Super Arena in Saitama, while the debuting 3x3 competitions were held at the temporary Aomi Urban Sports Park in Tokyo.
The Philippines men's national 3x3 team represents the country in international 3x3 basketball matches and is governed by the Samahang Basketbol ng Pilipinas.
The FIBA 3x3 U18 World Cup is an under-18 basketball tournament run by the International Basketball Federation (FIBA) since 2011. The tournament was known as the FIBA 3x3 U18 World Championships until the 2016 edition.
The 2016 FIBA 3x3 World Championships, hosted by China, was an international 3x3 basketball event that featured separate competitions for men's and women's national teams. The tournament was run between 11 and 15 October 2016, in Guangzhou outside the Tianhe Sport Complex. It was co-organized by the FIBA.
The Australia women's national 3x3 team is a national basketball team of Australia, governed by Basketball Australia.
The Italy women's national 3x3 team is a national basketball team of Italy, administered by the Federazione Italiana Pallacanestro. It represents the country in international women's 3x3 basketball competitions.
The 2017 FIBA 3x3 World Cup, hosted by France, was an international 3x3 basketball event that featured separate competitions for men's and women's national teams. The tournament ran between 17 and 21 June 2017, in Nantes. It was co-organized by FIBA.
The 2017 FIBA 3x3 Europe Cup was the third edition of the 3x3 Europe Championships, organized by FIBA Europe, and was held between 7 and 9 July 2017, at the Museumplein in Amsterdam, the Netherlands. This 3x3 basketball competition featured separate tournaments for men's and women's national teams.
The Latvia men's national 3x3 team is a national basketball team of Latvia, governed by the Latvian Basketball Association. It represents the country in international 3x3 basketball competitions. The team won the first ever Olympic men's tournament in the 2020 Summer Olympics in Tokyo, beating the Russian Olympic Committee team in the gold medal final.
The 2018 FIBA 3x3 World Cup, hosted by the Philippines, was an international 3x3 basketball event that featured separate competitions for men's and women's national teams. The tournament ran between 8 and 12 June 2018 in Bocaue, Bulacan, just north of Manila. It is co-organized by FIBA.
The Mongolia men's national 3x3 team is a national basketball team of Mongolia, administered by the Mongolian Basketball Association. It represents the country in international 3x3 basketball competitions.
The women's national 3x3 team of the Philippines represents the country in international 3x3 basketball matches and is controlled by the Samahang Basketbol ng Pilipinas.
The 2018 FIBA 3x3 Europe Cup was the fourth edition of the 3x3 Europe Championships, organized by FIBA Europe, and was held between 14 and 16 September 2018, in the city's Metropolitan Circus in Bucharest, Romania. This 3x3 basketball competition featured separate tournaments for men's and women's national teams. This was the third time that Bucharest had hosted the championships, after the 2014 FIBA Europe 3x3 Championships at the University Square and the 2016 FIBA Europe 3x3 Championships within the AFI Cotroceni shopping mall.
The 2019 FIBA 3x3 World Cup, hosted by the Netherlands, was an international 3x3 basketball event that featured separate competitions for men's and women's national teams. The tournament ran between 18 and 23 June 2019 in Amsterdam, North Holland.
The 2022 FIBA 3x3 World Cup was an international 3x3 basketball event that featured separate competitions for men's and women's national teams. The tournament ran between 21 and 26 June 2022 in Antwerp, Belgium.
The 2018 FIBA 3x3 U23 World Cup – Men's tournament is the inaugural edition of this championship. The event was held in Xi'an, China. It was contested by 20 teams.
The 2018 FIBA 3x3 U23 World Cup – Wpmen's tournament is the inaugural edition of this championship. The event was held in Xi'an, China. It was contested by 20 teams.
2023 FIBA 3x3 U23 World Cup 
