Cambodia, which is represented by the National Olympic Committee of Cambodia (NOCC), competed at the 2012 Summer Olympics in London from 27 July to 12 August 2012. Six Cambodian athletes competed in the disciplines of track and field athletics, swimming, taekwondo, and judo.
Lara Heinz is a retired Luxembourgian swimmer, who specialized in sprint freestyle events. She is a two-time national record holder for both the long and short course freestyle.
Ravil Nachaev is an Uzbek former swimmer, who specialized in sprint freestyle and butterfly events. He is a three-time Olympian, and a gold medalist in the 50 m freestyle at the 2002 Asian Games in Busan, South Korea.
Chrysanthos Papachrysanthou is a Cypriot former swimmer, who specialized in sprint freestyle events. He is a four-time All-Academic honoree, and an eight-time All-Conference champion in freestyle swimming. In 2002, Papachrysanthou was named Dr. Charlotte West Scholar-Athlete Award Recipient for his full commitment and dedication towards academic and athletic excellence, service, and leadership.
Agnese Ozoliņa is a Latvian former swimmer, who specialized in sprint freestyle events. She is a three-time Olympian, a multiple-time Latvian and Baltic record holder, and a seven-time All-North Coast Atlantic Conference swimmer. She is also a varsity swimmer for the Kenyon Ladies, and an economics graduate at Kenyon College in Gambier, Ohio.
Pedro Nuno Gonçalves Conceição Silva is a Portuguese former swimmer, who specialized in sprint freestyle events. He is a two-time Olympian and a former Portuguese record holder in the 50 m freestyle (22.86). Silva is a resident athlete for Sport Algés e Dafundo, and is trained by his long-time coach, director, and mentor Mário Madeira.
Maria Tregubova is a Moldovan former swimmer, who specialized in sprint freestyle events. She is a two-time Olympian and a member of the swimming team for Olimpia Chişinău.
Roshendra Julienne Mercedes Vrolijk is an Aruban former swimmer, who specialized in sprint freestyle events. She is one of Aruba's first Olympic swimmers, alongside Davy Bisslik, and also a two-time Olympian.
Ket Sivan is a Cambodian swimmer, who specialized in sprint freestyle events. Ket qualified for the women's 50 m freestyle, by receiving a Universality place from FINA in an entry time of 34.68. She challenged six other swimmers in heat two, including 14-year-olds Sameera Al-Bitar of Bahrain and Christal Clashing of Antigua and Barbuda. She posted a lifetime best of 34.62 to save a seventh spot over Laos' Vilayphone Vongphachanh by nearly two seconds. Ket failed to advance into the semifinals, as she placed seventy-first overall out of 75 swimmers on the last day of preliminaries.
Hassan Mubah is a Maldivian former swimmer, who specialized in sprint freestyle events. He is a two-time Olympian, and holds numerous Maldivian records in the 50 and 100 m freestyle.
Mamadou Ouedraogo is a Burkinabé former swimmer, who specialized in sprint freestyle events. At the 2004 Summer Olympics in Athens, Ouedraogo was elected by the Burkinabé National Olympic and Sports Committee to carry the nation's flag in the opening ceremony. He qualified for the men's 50 m freestyle, as a 37-year-old, by receiving a Universality place from FINA in an entry time of 29.08. He challenged seven other swimmers in heat two, including 15-year-old Malique Williams of Antigua and Barbuda. Ouedraogo raced to sixth place in 30.36, more than two seconds off his entry time. Ouedraogo failed to advance into the semifinals, as he placed eighty-first overall out of 86 swimmers in the preliminaries.
Stavros Michaelides is a Cypriot former swimmer, who specialized in sprint freestyle events. He is a three-time Olympian, a triple medalist at the Mediterranean Games, and a former Cypriot record holder in the 50 m freestyle. In 2003, Michaelides was selected as one of eight Olympians to be the major pioneers of The Race Club in Islamorada, Florida.
Allan Murray is a Bahamian former swimmer who specialized in sprint freestyle events. He is a three-time Olympian, and a top 16 finalist in the 50 m freestyle at his second Olympic appearance in Atlanta. While studying in the United States, Murray was a member of Georgia Bulldogs swimming team under head coach Jack Bauerle.
Richard Sam Bera is a former Indonesian swimmer, who specialized in sprint and middle-distance freestyle events. He is a three-time Olympian, a bronze medalist at the Asian Games (1990), and a twenty-three times SEA Games gold-medalist since his debut in 1987. He is regarded as Indonesia's most successful swimmer in the sporting history. Up until 2015, Bera held several Indonesian and Southeast Asian Games records in sprint freestyle events from the Southeast Asian Games.
Chitra Bahadur Gurung was a Nepalese former swimmer, who specialized in sprint freestyle events. Gurung represented Nepal at the 2000 Summer Olympics, where he became the nation's flag bearer in the opening ceremony. He also held a Nepalese record in the 50 m freestyle.
Runa Pradhan is a Nepalese former swimmer, who specialized in sprint freestyle events. Pradhan competed for Nepal, as a 15-year-old teen, in the women's 50 m freestyle at the 2000 Summer Olympics in Sydney. She received a ticket from FINA, under a Universality program, in an entry time of 31.70. She challenged six other swimmers in heat two, including Cambodia's two-time Olympian Hem Raksmey and Maldives' 13-year-old Fariha Fathimath. She scorched the field to race for the third seed in 31.28, cutting off her lifetime best and a Nepalese record by 0.42 seconds. Pradhan failed to advance into the semifinals, as she placed sixty-sixth overall in the prelims.
Teran Matthews is a former swimmer from Saint Vincent and the Grenadines, who specialized in sprint freestyle events. Matthews competed only in the women's 50 m freestyle at the 2000 Summer Olympics in Sydney. She received a ticket from FINA, under a Universality program, in an entry time of 31.87. She challenged six other swimmers in heat two, including Cambodia's two-time Olympian Hem Raksmey and Maldives' 13-year-old Fariha Fathimath. Diving in with a 0.94-second deficit, she scorched the field with a quick pace to a fifth-seeded time of 31.87 and slash off her entry standard by 16-hundredths of a second. Matthews failed to advance into the semifinals, as she placed sixty-seventh overall in the prelims.
Fariha Fathimath is a Maldivian former swimmer, who specialized in sprint freestyle events. Fathimath competed for the Maldives, as a 13-year-old, in the women's 50 m freestyle at the 2000 Summer Olympics in Sydney. She received a ticket from FINA, under a Universality program, in an entry time of 34.66. She challenged six other swimmers in heat two, including Cambodia's two-time Olympian Hem Raksmey. Braving against the deep waters of an Olympic-size pool, Fathimath fought off a sprint battle from Raksmey to grab a sixth seed in a new Maldivian record of 32.36 and cut off her entry standard by more than two seconds. Fathimath's best effort was not enough to put her through to the semifinals, as she placed sixty-ninth overall in the prelims.
Hem Raksmey is a Cambodian former swimmer, who specialized in sprint freestyle and breaststroke events. She represented Cambodia in two editions of the Olympic Games, and also held numerous age group records in all strokes. She also shared a sibling tandem together with her brother Hem Kiry, when they both competed at the 2000 Summer Olympics.
Noor Basil Haki is an Iraqi former swimmer, who specialized in sprint freestyle events. She was the first woman to represent Iraq at the Olympics.
Cambodia 
