Itte Junior Ronson Detenamo is a Nauruan weightlifter competing in the +105 kg category.
Augusto Midana is a freestyle wrestler from Guinea-Bissau who competes in the men's middleweight (-74 kg) category. He represented Guinea-Bissau in the 2008 Summer Olympics in Beijing, China, and was the flagbearer for his nation during the opening ceremonies of those games. He competed again at the 2012 Summer Olympics, finishing in 7th place.
David Katoatau is an I-Kiribati weightlifter who received international press attention due to dance routines he performed following his lifts at the 2016 Summer Olympics, in order to bring attention to the impact of climate change on Kiribati.
Ele Opeloge is a Samoan weightlifter. She was the first Samoan to win an Olympic medal, winning silver in the women's +75 kg category at the 2008 Beijing Olympic Games.
Anthony Obame Mylann is a taekwondo practitioner who represented Gabon at the 2012, 2016 and 2020 Summer Olympics.
Jenly Tegu Wini is Solomon Islander weightlifter. She competed in the 2012 Summer Olympics at the women's 58 kg category. She was flagbearer of Solomon Islands sports team in the opening ceremony. In the event, Wini finished in 17th.
Yoshua Shing is a Vanuatuan table tennis player. He competed at the 2012 Summer Olympics and 2016 Summer Olympics in the men's singles, but was defeated in the preliminary round in both competitions. He was the flagbearer for Vanuatu at the 2016 opening ceremony. He competed at the 2020 Summer Olympics, in Men's singles.
Aminath Shajan is a Maldivian swimmer. She was born in Malé. She competed at the 2012 Summer Olympics in London. Shajan also competed in the 2016 Summer Olympics in Rio de Janeiro in the Women's 100 metre freestyle event where she ranked 46th with a time of 1:05.71. She did not advance to the semifinals. She was the flagbearer for the Maldives during the Parade of Nations.
Mary Opeloge is a Samoan weightlifter. She competed in the women's 75 kg event at the 2014 Commonwealth Games where she won a silver medal. She won Gold at the 2016 Oceania Weightlifting Championships.
The Philippines competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. Since the nation's official debut in 1924, Filipino athletes had appeared in every edition of the Summer Olympic Games, but did not attend the 1980 Summer Olympics in Moscow because of the nation's partial support for the US-led boycott.
Tanzania competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. Seven athletes, five men and two women, competed in five events across three sports, but did not win any medals. Hilal Hemed Hilal, however, set a new national record in the men's 50 m freestyle event. Four athletes took part in track and field athletics, all in marathons, while two participated in the swimming tournament's 50 m freestyle category. The flagbearer for the opening ceremony was Andrew Thomas Mlugu, who was Tanzania's first Olympic judoka. His counterpart in the closing ceremony was Alphonce Felix Simbu, who had earned the nation's best finish at the Games by placing fifth in the men's marathon. Prior to these Games, Tanzania had sent athletes to twelve editions of the Summer Olympics.
Aruba competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's eighth consecutive appearance at the Summer Olympics.
Jordan competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's tenth consecutive appearance at the Summer Olympics.
Mali competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. Since the nation made its debut in 1964, Malian athletes had appeared in every edition of the Summer Olympic Games, with the exception of the 1976 Summer Olympics in Montreal because of the African boycott.
Belize competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. It was the nation's twelfth appearance at the Olympic Games, although it had previously appeared in two early editions under the name "British Honduras". Belize joined the United States-led boycott of the 1980 Summer Olympics hosted in Moscow, Russia. The delegation included two track and field athletes: Brandon Jones and Katy Sealy, as well as judoka Renick James. All three athletes made their Olympic debut. Belize Olympic and Commonwealth Games Association appointed 200 metres sprinter Brandon Jones to carry the nation's flag in the opening ceremony. Belize, however, has yet to win its first Olympic medal.
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.
Jonas Junias Jonas is a Namibian boxer and a participant in the 2016 Summer Olympics.
Morea Baru is a Papua New Guinean Olympic weightlifter. He competed at the 2016 Summer Olympics. He finished in 6th place. He competed at the 2020 Summer Olympics, in Men's −61 kg.
Joshua Tibatemwa-Ekirikubinza is a Ugandan Olympic swimmer. He represented his country at the 2016 Summer Olympics, where he ranked 64th with a time of 25.98 seconds. He did not advance to the semifinals. He was the flagbearer for Uganda during the opening ceremony.
Nacif Elias is a Brazilian-born Lebanese judoka.
Nauru 
