Emmanuel "Emma" Lucenti is a judoka from Argentina. He competed at the 2008, 2012 and 2016 Summer Olympics in the men's half-middleweight (–81 kg). At the 2008 Summer Olympics, he lost in second round to Euan Burton. At the 2012 Summer Olympics, he reached the quarter-finals, where he lost to Kim Jae-bum. As Kim continued on to the gold medal match, Lucenti took part in the bronze medal repechage, where he lost in the first round to Antoine Valois-Fortier. At the 2016 Summer Olympics, Lucenti was once again eliminated by Valois-Fortier, this time in the third round.
Riki Nakaya is a Japanese judoka. He is a two-time lightweight world champion and an Olympic silver medalist. He was also a finalist at the 2015 World Championships.
Nicholas Delpopolo is an American judoka. He competed in the men's 73 kg event at the 2012 Summer Olympics; after defeating Cheung Chi Yip in the second round and Dirk Van Tichelt in the third, he lost to Wang Ki-Chun in the fourth round and was eliminated by Nyam-Ochir Sainjargal in the repechages.
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.
Nauru competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. The country's participation in Brazil was its sixth consecutive appearance at the Summer Olympics since its debut at the 1996 Summer Olympics. Nauru's delegation included two participants: Ovini Uera, a judoka in the men's middleweight judo category; and Elson Brechtefeld in the men's 56 kg weightlifting competition. Uera qualified as Nauru's top-ranked judoka, in the IJF World Ranking List through a quota slot from the Oceania Judo Union. Brechtefeld qualified by grant from the International Weightlifting Federation of an unused quota place. Uera was eliminated by Varlam Liparteliani in the round of 16 and Brechtefeld finished 15th in his event.
Sulaiman Hamad is a Saudi judoka. He competed at the 2016 Summer Olympics in the men's 66 kg, in which he was eliminated in the second round by Davaadorjiin Tömörkhüleg. He was the flag bearer for Saudi Arabia at the Parade of Nations.
Denis Nikolayevich Iartsev is a Russian judoka. He competed at the 2016 Summer Olympics in the men's 73 kg event, in which he was eliminated by Lasha Shavdatuashvili in the repechage.
Pierre Duprat is a French judoka. He competed at the 2016 Summer Olympics in the men's 73 kg event, in which he was eliminated in the second round by Denis Iartcev.
Victor Scvortov is a Moldovan-born Emirati judoka. He originally represented his birth nation in international events, but he moved to the United Arab Emirates along with two other Moldovan judoka in 2013. He competed at the 2016 Summer Olympics in the men's 73 kg event, in which he was eliminated in the third round by Shohei Ono.
Magdiel Estrada is a Cuban judoka. He competed at the 2016 Summer Olympics in the men's 73 kg event, in which he was eliminated in the second round by Lasha Shavdatuashvili.
Chamara Repiyallage also known as Chamara Dharmawardana is a Sri Lankan judoka. He is also attached with Sri Lanka Air Force.
Igor Wandtke is a German judoka. He competed at the 2016 Summer Olympics in the men's 73 kg event, in which he was eliminated in the third round by Sagi Muki.
José Alexis Armenteros Suárez is a Cuban judoka. He competed at the 2016 Summer Olympics in the men's 100 kg event, in which he was eliminated in the third round by Ramadan Darwish.
Cho Gu-ham is a South Korean retired judoka. He competed at the 2016 Summer Olympics in the men's 100 kg event, in which he was eliminated in the third round by Artem Bloshenko.
Martin Pacek is a Swedish judoka. He competed at the 2016 Summer Olympics in the men's 100 kg event, in which he was eliminated in the second round by Cho Gu-ham.
Grigori Minaškin is an Estonian judoka. He competed at the 2016 Summer Olympics in the men's 100 kg event, in which he was eliminated in the second round by Maxim Rakov, and at the 2020 Summer Olympics in the men's 100 kg event, in which he was eliminated in the first round by Lkhagvasürengiin Otgonbaatar.
Daniel Natea is a Romanian judoka. He competed at the 2016 Summer Olympics in the men's +100 kg event, in which he was eliminated in the second round by Abdullo Tangriev.
Ushangi Kokauri is an Azerbaijani judoka of Georgian origin, acting in the weight category over 100 kg, member of the national team of Azerbaijan in judo. Ushangi represented Azerbaijan at the 2016 Summer Olympics in Rio de Janeiro, where he competed in the men's +100 kg event, in which he was eliminated in the second round by Hisayoshi Harasawa.He also take part at 2020 Tokyo Olympic Games.
Freddy Figueroa is an Ecuadorian judoka. He competed at the 2016 Summer Olympics in the men's +100 kg event, in which he was eliminated in the first round by Kim Sung-min.
Andre Breitbarth is a German judoka. He competed at the 2016 Summer Olympics in the men's +100 kg event, in which he was eliminated in the first round by Iurii Krakovetskii.
Mongolia 
(2017)
(2014, 2017)
