The 2011 Campeonato Estadual da Serie A de Profissionais do Rio de Janeiro was the 110th edition of the top tier football in Rio de Janeiro. It was organized by the Federação de Futebol do Estado do Rio de Janeiro (FERJ). The competition began 19 January and ended on 15 May. Botafago were the title defenders.
The association football tournament at the 2016 Summer Olympics was held from 3 to 20 August in Brazil.
Portugal competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. Portuguese athletes had appeared in every edition of the Summer Olympic Games since the nation's debut in 1912.
Argentina competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's twenty-fourth appearance at the Summer Olympic Games, having missed only three editions since their 1900 debut: the 1904 Summer Olympics in St. Louis, the 1912 Summer Olympics in Stockholm and the 1980 Summer Olympics in Moscow because of its support for the United States-led boycott. The Argentine Olympic Committee sent the nation's largest ever delegation to the Games in Olympic history, surpassing the record set in London 1948.
The men's football tournament at the 2016 Summer Olympics was held in Rio de Janeiro and five other cities in Brazil from 4 to 20 August 2016. It was the 26th edition of the men's Olympic football tournament. Together with the women's competition, the 2016 Summer Olympics football tournament was held in six cities in Brazil, including Olympic host city Rio de Janeiro, which hosted the final at the Maracanã Stadium. Teams participating in the men's competition were restricted to under-23 players with a maximum of three overage players allowed.
The women's football tournament at the 2016 Summer Olympics was held from 3 to 19 August 2016. It was the 6th edition of the women's Olympic football tournament. Together with the men's competition, the 2016 Summer Olympics football tournament was held in six cities in Brazil, including Olympic host city Rio de Janeiro, which hosted the final at the Maracanã Stadium. There were no player age restrictions for teams participating in the women's competition.
South Africa competed at the 2016 Summer Olympics in Rio de Janeiro, from 5 to 21 August 2016. This was the nation's seventh consecutive appearance at the Games in the post-apartheid era, and nineteenth overall in Summer Olympic history. The South African Sports Confederation and Olympic Committee (SASCOC) sent the nation's largest ever delegation to the Olympics, with a total of 138 athletes, 93 men and 45 women, competing across 15 sports.
The women's association football tournament at the 2007 Pan American Games took place from 12 to 26 July 2007.
Algeria competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. Since the nation's debut in 1964, Algerian athletes had appeared in every edition of the Summer Olympic Games, but did not attend the 1976 Summer Olympics in Montreal, Quebec, Canada, because of the African boycott.
Honduras competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's eleventh appearance at the Summer Olympics.
Group A of the men's football tournament at the 2016 Summer Olympics was played from 4 to 10 August 2016, and included hosts Brazil, Denmark, Iraq and South Africa. The top two teams advanced to the knockout stage.
Group B of the men's football tournament at the 2016 Summer Olympics was played from 4 to 10 August 2016, and included Colombia, Japan, Nigeria and Sweden. The top two teams advanced to the knockout stage.
Group C of the men's football tournament at the 2016 Summer Olympics was played from 4 to 10 August 2016, and included Fiji, Germany, Mexico and South Korea. The top two teams advanced to the knockout stage.
The knockout stage of the men's football tournament at the 2016 Summer Olympics was played from 13 to 20 August 2016. The top two teams from each group in the group stage qualified for the knockout stage.
Group E of the women's football tournament at the 2016 Summer Olympics was played from 3 to 9 August 2016, and included hosts Brazil, China, South Africa and Sweden. The top two teams advanced to the knockout stage, while the third-placed team also advanced if they were among the two best third-placed teams among all three groups.
Group F of the women's football tournament at the 2016 Summer Olympics was played from 3 to 9 August 2016, and included Australia, Canada, Germany and Zimbabwe. The top two teams advanced to the knockout stage, while the third-placed team Australia also advanced because they were among the two best third-placed teams among all three groups.
Group G of the women's football tournament at the 2016 Summer Olympics was played from 3 to 9 August 2016, and included Colombia, France, New Zealand and United States. The top two teams advanced to the knockout stage, while the third-placed team will also advance if they are among the two best third-placed teams among all three groups.
The knockout stage of the women's football tournament at the 2016 Summer Olympics was played from 12 to 19 August 2016. The top two teams from each group in the group stage and the two best third-placed teams qualified for the knockout stage.
The 2016–17 season will be the 56th season of competitive association football in Algeria.
Algeria have appeared in the finals of the Summer Olympics Football Tournament on two occasions in 1980 with the Algeria first team and in 2016 with Algeria U23 after opening olympic football tournament to U23 national teams since 1992. They have once qualified for the knockout rounds, reaching the quarter-finals in 1980 before losing to Yugoslavia.
Honduras 
Algeria 
Portugal 
Argentina 
