Janja Garnbret is a Slovenian professional rock climber who specializes in sport climbing and competition climbing. She has won multiple competition lead climbing and competition bouldering events, two Olympic gold medals, and is widely regarded as the greatest competition climber of all time. In 2021, Garnbret became the first-ever female Olympic gold medalist in climbing, and successfully defended her title in 2024. With two gold medals, she is the most successful Slovenian athlete at the Summer Olympics. She is also the world's first-ever female climber to onsight an 8c (5.14b) graded sport climbing route.
Hungary competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. Hungarian athletes have appeared in every edition of the Summer Olympic Games, except for two occasions. Hungary was not invited to the 1920 Summer Olympics in Antwerp, because of its role in the first World War, and was also part of the Soviet boycott, when Los Angeles hosted the 1984 Summer Olympics.
Croatia competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. It was the nation's eighth consecutive appearance at the Summer Olympics.
Switzerland competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. Swiss athletes have appeared in every edition of the Summer Olympic Games in the modern era, except for a partial boycott of the 1956 Summer Olympics in Melbourne in protest at the Soviet invasion of Hungary.
Turkey competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, due to the COVID-19 pandemic. Since the nation's official debut in 1908, Turkish athletes have appeared in every edition of the Summer Olympic Games, except the 1920 Summer Olympics in Antwerp, the 1932 Summer Olympics in Los Angeles at the period of worldwide Great Depression, and the 1980 Summer Olympics in Moscow because of its support for the United States-led boycott.
The People's Republic of China competed at the 2020 Summer Olympics in Tokyo, Japan. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021 because of the COVID-19 pandemic. It was the nation's eleventh appearance at the Summer Olympics since its debut in 1952. The opening ceremony flag-bearers for China are volleyball player Zhu Ting and taekwondoin Zhao Shuai. Sprinter Su Bingtian, who broke the Asian record of 100 m during the Games, is the flag-bearer for the closing ceremony. The delegation competed in all sports except baseball (softball), handball, and surfing.
Greece competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. Greek athletes have competed in every Summer Olympic Games of the modern era, alongside Australia, France, Great Britain, and Switzerland. As the progenitor nation of the Olympic Games and in keeping with tradition, Greece entered first at the New National Stadium during the parade of nations at the opening ceremony. Like the other closing ceremonies before, the Greek flag was also raised during the closing ceremony alongside the Japanese and French flags.
Australia competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. Australia is one of only five countries to have sent athletes to every Summer Olympics of the modern era, alongside Great Britain, France, Greece, and Switzerland.
Italy competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. Italian athletes have appeared in every Summer Olympics edition of the modern era, with the disputed exception of the 1904 Summer Olympics in St. Louis where one Italian may have participated.
Norway competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. Since the nation's debut in 1900, Norwegian athletes have appeared in every edition of the Summer Olympic Games, except for two occasions: the 1904 Summer Olympics in St. Louis and the 1980 Summer Olympics in Moscow, due to the country's support for the United States-led boycott.
France competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. French athletes have appeared in every Summer Olympic Games of the modern era, alongside Australia, Great Britain, Greece, and Switzerland. As Paris will host the 2024 Summer Olympics, France was the penultimate nation to enter the stadium, alongside the United States which will host the 2028 Summer Olympics in Los Angeles, before the host country Japan during the parade of nations at the opening ceremony. Additionally, a French segment was performed in Paris and some pre-recorded events at the closing ceremony as performers did not travel to Tokyo due to the travel restrictions related to the pandemic. However, Paris mayor Anne Hidalgo was the only delegation present at the ceremony.
The United States of America (USA), represented by the United States Olympic & Paralympic Committee (USOPC), competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place in the summer of 2020, the Games were postponed to July 23 to August 8, 2021, due to the COVID-19 pandemic. U.S. athletes have appeared in every Summer Olympic Games of the modern era, with the exception of the 1980 Summer Olympics in Moscow, which the U.S. boycotted in protest of the Soviet invasion of Afghanistan. The opening ceremony flag-bearers for the United States were baseball player Eddy Alvarez and basketball player Sue Bird. Javelin thrower Kara Winger was the flag-bearer for the closing ceremony. For the third consecutive time in the Summer Olympics, the United States was represented by more female than male athletes (285 men and 330 women).
Prior to the 2019 decision by the World Anti-Doping Agency (WADA), the Russian Federation was expected to compete at the 2020 Summer Olympics in Tokyo, which took place from 23 July to 8 August 2021 because of the COVID-19 pandemic. It would have been the country's seventh consecutive appearance at the Summer Olympics as an independent nation; however, their athletes were entered by and represented the "Russian Olympic Committee", using the acronym "ROC", due to the consequences of the doping scandal in the country. The team finished fifth in the medal standings with 20 gold and 71 total medals, winning 1 gold medal and 15 total medal more than five years prior. The Soviet Union/Unified Team/Russia/ROC never finished below fifth since they started competing in 1952.
Serbia competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, due to the COVID-19 pandemic. It was the nation's fifth appearance at the Summer Olympics as an independent nation.
Ukraine competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, due to the worldwide COVID-19 pandemic. It was the nation's seventh consecutive appearance at the Summer Olympics in the post-Soviet era with its smallest representation ever.
Taiwan competed under the designated name "Chinese Taipei" at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, due to the COVID-19 pandemic. It was also the nation's tenth consecutive appearance at the Summer Olympics.
Bulgaria competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, due to the COVID-19 pandemic. Bulgarian athletes have appeared in every edition of the Summer Olympics since 1924, except for three occasions: the 1948 Summer Olympics in London, and the 1932 and 1984 Summer Olympics in Los Angeles because of Bulgaria's actions in World War II and the worldwide Great Depression and Soviet boycott, respectively.
Cuba competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. The Cuban delegation was their smallest since 1964, which coincidentally was also in Tokyo. It was the nation's twenty-first appearance at the Summer Olympics. Cuba improved on its 2016 result, by winning 7 gold and 15 total medals after 5 and 11 in Rio.
The Czech Republic competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. It was the nation's seventh consecutive appearance at the Summer Olympics after splitting from the former Czechoslovakia.
Slovenia competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's ninth consecutive appearance at the Summer Olympics as an independent nation.
Austria (1912)
Yugoslavia (1920–1988)
