American Samoa sent a team to the 2008 Summer Olympics in Beijing, China. The U.S. territory selected four athletes to compete in three sports: swimming, athletics and judo. The dependency's participation in Beijing marked its seventh participation in any Olympic game since its debut at the 1988 Summer Olympics in Seoul, and its sixth participation at any Summer Olympic games. Of the four American Samoan athletes who participated in Beijing, all four were first-time Olympians and born outside American Samoa and none of the four advanced past the qualification or preliminary rounds of their events. More women participated in the 2008 American Samoan Olympic delegation than in any one delegation in its Olympic history. Judoka Silulu A'etonu was the territory's flagbearer at the ceremonies.
Bolivia sent a delegation to compete at the 2008 Summer Olympics, held in Beijing, China. The South American country's delegation was the fifteenth Summer Olympic team and seventeenth overall Olympic team overall sent by the country. Bolivia's National Olympic Committee sent seven athletes–three women and four men–across five sports and seven distinct events. A substantial number of the athletes originated in southern Bolivian cities, most notably Santa Cruz de la Sierra. All athletes except for cyclist Horacio Gallardo finished their events, although no medals were won by the country at these Games. Trap shooter César Menacho was the Bolivian flag bearer at the ceremonies.
Christine Mailliet is a Luxembourgian swimmer, who specialized in sprint freestyle and butterfly events. She is a multiple-time Luxembourgish record holder in both long and short course freestyle and butterfly.
Senele Dlamini is a Swazi swimmer, who specialized in freestyle and backstroke events. She represented her nation Swaziland at the 2008 Summer Olympics, finishing among the top 65 swimmers in the 50 m freestyle.
Shrone Austin is a Seychellois swimmer, who specialized in freestyle and breaststroke events. She first competed in the women's 100 m breaststroke at the 2004 Summer Olympics, before turning her sights on the long-distance freestyle at the 2008 Summer Olympics. Apart from her Olympic career, Austin had collected a career total of six medals in two editions of the All-Africa Games.
Ellen Lendra Hight is a Zambian swimmer, who specialized in freestyle and butterfly events. She represented her nation Zambia in two editions of the Olympic Games.
Martha Matsa is a Greek swimmer, who specialized in sprint freestyle events. She is a two-time Olympian, and a member of the swimming team for HAN Thessaloniki.
Eileen Nicole Leung Chii Lin is a Malaysian retired competitive swimmer, who specialised in sprint freestyle events. She represented Malaysia at the 2008 Summer Olympics, and has won a career total of three medals in an international competition, spanning two editions of the Southeast Asian Games.
Julianne Kirchner is an American and Marshallese swimmer, who specialized in sprint freestyle events. Having moved with her family to the Marshall Islands at a very young age because of her father's occupation, Kirchner acquired a dual citizenship to participate internationally for her new homeland in swimming at the 2008 Summer Olympics.
Natasha Moodie is a Jamaican competitive swimmer, who specialized in sprint freestyle events. She was a three-time national record holder and NCAA All-American champion, and a member of the Jamaican team at the 2008 Summer Olympics. While studying kinesiology at the University of Michigan in Ann Arbor, Michigan, Moodie trained and swam for the Michigan Wolverines team under head coach Jim Richardson. She is a member of the award-winning Team Rogers in Tulsa, Oklahoma.
Micha (Kathrine) Østergaard is a Danish former swimmer, who specialized in 100 & 200 m butterfly.
Olivia Aya Nakitanda is a Ugandan swimmer who specialized in sprint freestyle events. She represented her nation Uganda at the 2008 Summer Olympics, placing herself among the top 70 swimmers in the 50 m freestyle.
Nataliya Khudyakova is a Ukrainian swimmer, who specialized in freestyle events.
Anna-Liza Mopio-Jane is a Papua New Guinean swimmer, who specialized in sprint freestyle events. She represented her nation Papua New Guinea at the 2008 Summer Olympics, swimming in the 50 m freestyle. Before her retirement from competitive swimming career in 2012, Mopio-Jane trained for Chandler Swim Club in her current residence Brisbane, Queensland, Australia, under the tutelage of head coach Drew McGregor.
Éva Dobár is a Hungarian swimmer, who specialized in sprint freestyle events. Dobar represented her nation Hungary at the 2008 Summer Olympics, and also trained as a member of the swimming team at Jövő Sports Club in Miskolc, under the tutelage of personal coach Balázs Fehérvári.
Ana Crysna da Silva Romero is an Angolan swimmer, who specialized in sprint freestyle events. She represented her nation Angola at the 2008 Summer Olympics, placing herself among the top 70 swimmers in the 50 m freestyle.
Monika Babok is a Croatian swimmer, who specialized in freestyle and butterfly events. She represented her nation Croatia at the 2008 Summer Olympics, and has won a silver medal in the 50 m butterfly (27.48) at the 2007 European Junior Swimming Championships in Antwerp, Belgium. Babok was a member of the SMU Mustangs swimming and diving team, and a graduate of sports management at the Southern Methodist University in Dallas, Texas.
Anastasiya Sergeyevna Aksenova is a Russian swimmer, who specialized in sprint freestyle events. She represented her nation Russia in a sprint freestyle swimming double at the 2008 Summer Olympics, and has also claimed multiple Russian championship titles and national records in both the individual and relay freestyle events. Aksenova was also a member of Suduroyar Svimjifelag in Vagur, Faroe Islands, under the tutelage of head coach Jon Bjarnason.
Petra Klosová is a Czech swimmer who specialized in freestyle and backstroke events. She is a two-time Olympian and a multiple-time national champion and record holder for the freestyle and backstroke events.
Tânia Anacleto Gregório was a Mozambican former swimmer, who specialized in sprint freestyle events. She represented Mozambique at the 2000 Summer Olympics, and also held numerous national records in a sprint freestyle double.
Mozambique 
