Tuvshinbayar Naidan is a Mongolian former professional judoka. He is the 2008 Olympic Champion, 2012 Olympic silver medalist, 2014 Asian games champion, 2017 World Championships bronze medalist, 2016 Asian Championships gold medalist, 2007 silver medalist and two-time bronze medalist in –100 kg division. Naidan is serving a sixteen-year jail term for a 2021 fatal assault on a fellow judoka and childhood friend Erdenebileg Enkhbat.
Teddy Pierre-Marie Riner is a French judoka. He has won eleven World Championships gold medals, the first and only judoka to do so, and four Olympic gold medals. He has also won five gold medals at the European Championships. He was a member of the Levallois Sporting Club before joining Paris Saint-Germain in August 2017.
Djibouti has participated in nine Summer Olympic Games as of the completion of the 2020 Summer Olympics in Tokyo. They have never competed in the Winter Olympic Games. Djibouti debuted at the 1984 Summer Olympics in Los Angeles, United States of America with three athletes, but did not take home a medal. The highest number of Djiboutian athletes participating in a summer Games is eight in the 1992 games in Barcelona, Spain. Only one Djiboutian athlete has ever won a medal at the Olympics, marathon runner Hussein Ahmed Salah, who won a bronze medal in the 1988 marathon.
Sergey Petrovich Novikov was a Russian Soviet Olympic champion judoka. He competed for the Soviet Union at the 1976 Summer Olympics, where he won the gold medal in the men's heavyweight division. He also competed at the 1980 Summer Olympics, in the open category.
Masashi Ebinuma is a Japanese judoka. Ebinuma is a triple world champion, having won in 2011, 2013 and 2014. A dominant force in the half-lightweight division, he was ranked first in the world for three years. He is regarded as an ultimate stylist of seoi nage. He is also known for being a quadruple All-Japan national champion.
Gemma Jeanette Gibbons is a British judoka. Competing in the women's –70 kg category, she has represented England and Great Britain at Junior, U-23, 'B' and Senior level.
Majlinda Kelmendi is a Kosovan-Albanian former judoka and judo coach.
Chad competed at the 2012 Summer Olympics in London, which was held from 27 July to 12 August 2012. This marked the nation's eleventh appearance at the Summer Olympics since its debut in the 1964 Summer Olympics. The Chadian delegation included track and field athlete Hinikissia Ndikert and judoka Carine Ngarlemdana. Ngarlemdana was the flag bearer for the opening ceremony and Ndikert was the flag bearer for the closing ceremony. Neither of Chad's athletes progressed beyond the first round of their events. Chad was one of only two countries to have a female-only team at the 2012 games.
Nauru competed at the 2012 Summer Olympics in London, which was held from 27 July to 12 August 2012. The country's participation at London marked its fifth appearance in the Summer Olympics since its debut at the 1996 Summer Olympics. The delegation consisted of two participants: Sled Dowabobo in the men's lightweight judo contest and Itte Detenamo in the men's super-heavyweight weightlifting competition. Dowabobo qualified as one of Oceania's highest ranked judo competitors while Detenamo made the Games based on his qualifying performance. Detenamo was the flag bearer for both the opening and closing ceremonies. Dowabobo was eliminated by his opponent Navruz Jurakobilov in the round of 64 and Detemano was 14th in his event.
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.
Tobias Englmaier is a German judoka who competes in the men's 60 kg category. At the 2012 Summer Olympics, he was defeated in the first round. At the 2016 Summer Olympics, he was eliminated in the third round by Felipe Kitadai.
Andreea Ștefania Chițu is a Romanian judoka who competes in the women's –52 kg category. At the 2012 Summer Olympics, she was defeated in the second round by Ilse Heylen, having beaten Soraya Haddad in the first round. At the 2016 Summer Olympics, she beat Laura Gómez in her first match, before losing to Odette Giuffrida in the quarter-finals. Because Giuffrida reached the final, Chițu entered the repechage. She was eliminated in the repechage by Érika Miranda.
Joana Isabel Ventura Ramos is a Portuguese judoka who competes in the women's 52 kg category. At the 2012 Summer Olympics, she was defeated in the second round.
Marie Christianne Legentil is a Mauritian judoka who competes in the women's 52 kg category. At the 2012 Summer Olympics, she won against later double world champion Majlinda Kelmendi and was defeated in the quarter finals. In 2014 and 2015 she was runner up at the African Championships. In 2014, she was winner of the African Open Port Louis 2014 –52 kg. At the 2016 Summer Olympics, she again met Majlinda Kelmendi but this time she lost to the eventual gold medalist in the quarter finals.
Gemma Howell is a British retired judoka from Stafford, England, who competed at the Olympic Games.
Mirzahid Farmonov is an Uzbekistani judoka. At the 2012 Summer Olympics he competed in the Men's 66 kg and was defeated in the second round.
Sugoi Uriarte Marcos is a Spanish judoka who won a silver medal at the 2009 World Judo Championships. He competed at the 2012 and 2016 Olympic Games and reached semifinals in 2012.
Rustam Orujov is an Azerbaijani retired judoka. He competed in the men's 73 kg event at the 2012 Summer Olympics; after defeating Gideon van Zyl in the second round, he was eliminated by Mansur Isaev in the third round. He won the silver medal in the men's 73 kg event at the 2016 Summer Olympics.
Adam Okruashvili is a Georgian judoka.
Ashley McKenzie is a judoka competing at the men's 60 kg division. Born in England, he represents Jamaica internationally and has competed for Great Britain in the past. He was a member of the Great Britain Olympic Judo Team at London 2012 but was defeated in the second round by Hiroaki Hiraoka of Japan. He also appeared in, and made it to the final of, Celebrity Big Brother 10 in September 2012. In August 2018, he appeared on the first series of Celebs on the Farm. In January 2020, he appeared on Celebrity Ex on the Beach.
