Maria de Lourdes Mazzoleni Portela is a Brazilian middleweight judoka. She won bronze medals at the 2011 and 2015 Pan American Games, and competed at the 2012 and 2016 Olympics. At the 2012 Olympics, she lost her first match to Yuri Alvear. At the 2016 Games, she beat Assmaa Niang in the first round, before losing to Bernadette Graf in the second.
Éva Csernoviczki is a Hungarian judoka. She became the first Hungarian woman to win an Olympic medal in judo, after getting the bronze in the Woman's Judo 48 kg in the 2012 Summer Olympics. She also competed in the women's 48 kg event at the 2016 Summer Olympics, where she was eliminated by Galbadrakh Otgontsetseg in the repechage.
Clarisse Bogdanna Agbegnenou is a French judoka. Competing in the −63 kg weight division she won the European title in 2013, the world title in 2014, an Olympic silver medal at the Rio 2016 Games, an Olympic gold medal at the Tokyo 2020 Games, and the bronze medal at the 2024 Games in Paris, in her home country.
Judo was a sport at the 2020 Summer Olympics in Tokyo, and featured around 393 judoka competing in 15 events, seven each for both men and women as well as a new mixed team event. The 2020 Summer Olympics were postponed due to the COVID-19 pandemic, and the judo competitions were held in July 2021 at Nippon Budokan.
Yeldos Smetov is a Kazakh judoka and Olympic champion in 2024 in the under 60 kg weight category. He won gold medals at the 2014 Asian Games and the 2015 World Judo Championships, a silver medal at the 2016 Olympics, a bronze medal at the 2020 Olympics in Tokyo and a gold medal at the 2024 Olympics in Paris.
Nora Gjakova is a Kosovo Albanian judoka. She received a gold medal after winning the women's 57 kg judo competition at the 2020 Summer Olympics in Tokyo, Japan. In August 2021, she was awarded the Honor of the Nation Decoration of Albania by the President of Albania.
Odette Giuffrida is an Italian judoka. She won the gold medal in the women's 52 kg event at the 2024 World Judo Championships held in Abu Dhabi, United Arab Emirates. She competed at the 2023 World Judo Championships, where she placed third in the women's 52 kg.
Krisztián Tóth is a Hungarian judoka. He won one of the bronze medals in the men's 90 kg event at the 2020 Summer Olympics in Tokyo, Japan.
Zoulehia Abzetta Dabonne is an Ivory Coast judoka. At the 2016 Summer Olympics she competed in the Women's –57 kg. At the 2020 Summer Olympics, she competed in the women's 57 kg event.
Sarah Myriam Mazouz, also known as Sarah-Myriam Mazouz, is a Gabonese judoka. She competed in Judo at the 2016 Summer Olympics in the women's 78 kg event, in which she was eliminated in the second round by Natalie Powell.
Tsukasa Yoshida is a Japanese retired judoka. Yoshida won a bronze medal in the women's 57 kg competition, and silver medal in mixed team at the 2020 Olympics held in Tokyo, Japan.
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.
Uta Abe is a Japanese judoka who competes in the Women's half-lightweight division. She won the gold medal in the Women's 52 kg competition at the 2020 Summer Olympics and two silver medals in a row with the Japanese team in the judo mixed team events at the 2020 and 2024 Summer Olympics. Abe is also a four-time world champion, having won the gold medal in her weight category at the World Judo Championships in 2018, 2019, 2022 and 2023.
Japan competed as the host nation of the 2020 Summer Paralympics in their capital Tokyo from 24 August to 5 September 2021.
Kazakhstan 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 in the post-Soviet era.
Venezuela 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 nineteenth consecutive appearance at the Summer Olympics.
Distria Krasniqi is a Kosovar Albanian judoka. She is a two-time Olympic medallist and won the gold medal in the women's 48-kg judo event at the 2020 Summer Olympics in Tokyo and the silver medal in the women's 52-kg judo event at the 2024 Summer Olympics in Paris. Krasniqi is also a two-time World Championships bronze medallist and two-time European champion. In August 2021, she was awarded the Honor of the Nation Decoration of Albania by the President of Albania.
Demos Memneloum is a Chadian judoka who competes in the women's middleweight category. She won bronze medals at the 2019 African Judo Championships in Cape Town and the 2019 African Games in Rabat.
Michaela Polleres is an Austrian judoka. In 2021, she won the silver medal in the women's 70 kg event at the 2020 Summer Olympics in Tokyo, Japan. She won bronze at the 2024 Summer Olympics in Paris, France. Polleres is also a bronze medalist at the 2021 and 2023 World Championships and the 2018 European Championships. She is a third degree black belt.
Aramitsu Kitazono is a Japanese visually impaired Paralympic judoka. He made his first Paralympic appearance during the 2012 Summer Paralympics. He was set to represent Japan at the 2020 Summer Paralympics in the judoka competition but had to withdraw from the event after being hit by a self driving bus.
Romania 
