Janet Beth Evans is an American former competition swimmer who specialized in distance freestyle events. Evans was a world champion and world record-holder, and won a total of four gold medals at the 1988 and the 1992 Olympics.
Dara Grace Torres is an American former competitive swimmer, who is a 12-time Olympic medalist and former world record-holder in three events. Torres is the first swimmer to represent the United States in five Olympic Games, and at age 41, the oldest swimmer to earn a place on the U.S. Olympic team. At the 2008 Summer Olympics, she competed in the 50-meter freestyle, 4×100-meter medley relay, and 4×100-meter freestyle relay, and won silver medals in all three events.
Kathryn Elise Hoff is a former American competitive swimmer, she is an Olympic medalist, and former world record-holder. Hoff was known for her success in the 200-meter and 400-meter individual medley. She represented the United States at the 2004 Summer Olympics and 2008 Summer Olympics, in which she was awarded a silver medal and two bronze medals.
Sarah Lucy Hardcastle, also known by her married name Sarah Thomas, is a British former competitive swimmer who represented Great Britain in the Olympics, world championships and European championships, and swam for England in the Commonwealth Games. She specialised in the 400- and 800-metre freestyle, and also competed in medley races. Hardcastle won multiple major championship medals over the course of her career, including individual silver and bronze medals at the 1984 Summer Olympics at the age of 15 and two individual gold medals at the 1986 Commonwealth Games. She retired from the sport in 1986 but returned in 1993, winning gold at the World Short Course Championships for the 800-metre freestyle in 1995 and reaching the final of the same event at the 1996 Summer Olympics.
Mireia Belmonte García is a Spanish Olympic, world, and European champion swimmer. She is the world record holder in the short course 200 metre butterfly and 400 metre individual medley. Formerly, she held the world record in the short course 400 metre freestyle, 800 metre freestyle, and 1500 metre freestyle. She was the first Spanish woman to win a gold medal in swimming at an Olympic Games and is widely considered to be the greatest Spanish swimmer of all time.
Rebecca Adlington is an English former competitive swimmer who specialised in freestyle events in international competition. She won two gold medals at the 2008 Summer Olympics in the 400-metre freestyle and 800-metre freestyle, breaking the 19-year-old world record of Janet Evans in the 800-metre final. Adlington was Britain's first Olympic swimming champion since 1988, and the first British swimmer to win two Olympic gold medals since 1908. After winning her first World Championship gold over 800 metres in 2011, along with silver in the 400 metres at the same meet, she won bronze medals in both the women's 400-metre and 800-metre freestyle events in the 2012 Summer Olympics in London. Adlington is one of the few people to have won Olympic Games, World Championships, continental championships and Commonwealth Games gold medals, although she did not win a set in any one event.
Hayley Gloria Palmer is an Olympian and National Record holding swimmer from New Zealand. She swam for NZ at the 2008 Beijing Olympic Games and 2012 Summer Olympics.
Nurul Huda Abdullah, also known as Ch'ng Su-Lin, is a former Malaysian competitive swimmer.
Caroline Stilwell Axel Burckle is an American former competition swimmer and Olympic bronze medalist.
Pamela Jean Kruse is an American former competition swimmer, Olympic medalist, and former world record-holder in two events.
Zambia competed at the 2012 Summer Olympics in London, held from 27 July to 12 August 2012. The country's participation at London marked its twelfth appearance in the Summer Olympics since its début at the 1964 Summer Olympics. The delegation consisted of seven competitors; three track and field athletes Gerald Phiri, Prince Mumba and Chauzje Choosha, one each in Boxing and Judo and two swimmers, Zane Jordan and Jade Ashleigh Howard. Phiri, Mumba, Choombe and Munyonga had qualified by meeting the standards in their respective sports, and Choosha, Jordan and Howard qualified by wildcard places. Mumba was the national flag bearer at the opening and closing ceremonies.
Tami Lee Bruce is an American former competition swimmer who represented the United States in two freestyle events at the 1988 Summer Olympics.
The United States' unincorporated territory of Guam competed at the 2012 Summer Olympics in London, held from July 27 to August 12, 2012. This was the territory's seventh consecutive appearance at the Olympics.
Malawi 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 ninth appearance in the Summer Olympics since its début at the 1972 Summer Olympics. The delegation included two track and field athletes; Mike Tebulo and Ambwene Simukonda, and one swimmer; Joyce Tafatatha. Tebulo and Simukonda qualified through wildcard places for their respective events. Tebulo was selected as the flag bearer for the opening and closing ceremonies. Tebulo finished 44th in the men's marathon, while Simukonda did not advance beyond the first round of the women's 400 metres. Tafatatha won her heat in the women's 50 metre freestyle but her time was not fast enough to allow her to progress into the semi-finals of the event.
Nina Dittrich is an Austrian swimmer, who specialized in freestyle and butterfly events. She is a multiple-time Austrian champion, a five-time national record holder, and also, a current member of Simmering Swimming Club in Schwechat. Dittrich is also the daughter of Ulrike Bauer, an Austrian record holder in both 100 and 200 m breaststroke, and Kurt Dittrich, a sprint butterfly swimmer who competed at the 1980 Summer Olympics in Moscow.
Han Na-Kyeong is a South Korean swimmer, who specialized in long-distance freestyle events. Han is a member of the swimming team at Sehyeon High School in Seoul.
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.
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.
Daniel William Henry Bego is a Malaysian swimmer, who specialises in freestyle and butterfly events. He emerged as one of Malaysia's most promising and outstanding swimmers, winning a total of fifteen medals at the Southeast Asian Games, and breaking six national records. He was the first Malaysian swimmer to compete in three different events at a single Olympic Games.
Liechtenstein competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. Since the nation's official debut in 1936, Liechtensteinian athletes have appeared in every edition of the Summer Olympic Games, except for two occasions. Liechtenstein did not register any athletes at the 1956 Summer Olympics in Melbourne, and eventually joined the United States-led boycott when Moscow hosted the 1980 Summer Olympics. The 2016 delegation included two swimmers, Christoph Meier and Julia Hassler, and tennis player Stephanie Vogt. Two of the athletes debuted in the 2012 Summer Olympics, with long-distance freestyle swimmer Julia Hassler leading the squad as the nation's flag bearer in the opening ceremony. Liechtenstein has yet to win a Summer Olympic medal.
Malaysia 
