Bermuda competed at the 2004 Summer Olympics in Athens, Greece from 13 to 29 August 2004. This was the nation's fifteenth appearance at the Olympics, except the 1980 Summer Olympics in Moscow.
Bermuda sent a delegation to compete at the 2008 Summer Olympics in Beijing, China. The games marked Bermuda's twenty-first Olympic appearance since its debut in 1936. The 2008 delegation included six athletes: Tyrone Smith and Arantxa King in long jump, Jillian Terceira in individual jumping on horseback, Kiera Aitken and Roy-Allan Burch in swimming, and Flora Duffy in triathlon. Bermuda did not win any medals in the Beijing games.
Canada, represented by the Canadian Olympic Committee (COC), competed at the 2012 Summer Olympics in London, United Kingdom, from 27 July to 12 August 2012. Canadian athletes have competed in every Summer Olympic Games since 1900, except the 1980 Summer Olympics in Moscow because of the country's support for the United States-led boycott. Canada sent a total of 281 athletes to the Games to compete in 24 sports. The COC set a goal of finishing in the top 12 for total medals; but the nation failed to achieve this, finishing with a total of 18 medals. Canada matched its total medal count from Beijing 2008. At London, with the initiation of its "Own the Podium" programme, Canada finished 13th in total medals, thus improving on its 14th place performance in Beijing while falling somewhat short of its self-declared goal of 12th position. It finished the event with 18 medals: one gold, five silver and 12 bronze.
Germany competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's sixth consecutive appearance at the Summer Olympics after its reunification in 1990. The German Olympic Sports Confederation sent the nation's smallest delegation to the Games since its reunification. A total of 392 athletes, 218 men and 174 women, competed in 23 sports, and were nominated by DOSB on four occasions.
Belgium competed at the 2012 Summer Olympics in London, United Kingdom, from 27 July to 12 August 2012. The Belgian Olympic Committee sent the nation's largest delegation to the Games since 1976. A total of 119 athletes, 75 men and 44 women, competed in 16 sports. There was only a single competitor in slalom canoeing, BMX cycling, equestrian dressage, rowing, shooting, table tennis, and weightlifting. Field hockey was the only team event in which Belgium was represented at these Olympic games.
Italy competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This nation has competed at every Summer Olympic games in the modern era, except for the 1904 Summer Olympics in St. Louis. The Italian National Olympic Committee sent the nation's smallest delegation to the Games since the 1988 Summer Olympics in Seoul. A total of 285 athletes, 162 men and 123 women, competed in 22 sports.
Austria competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. The nation has competed at every edition of Summer Olympic Games, except the 1920 Summer Olympics in Antwerp. The Österreichisches Olympisches Comité sent a total of 70 athletes to the Games, 39 men and 31 women, to compete in 17 sports. This was approximately the same size as the previous Games, with the difference of one male athlete, the addition of one female athlete and three sporting events participated in. There was only a single competitor in eventing, fencing, rhythmic gymnastics, modern pentathlon, and Greco-Roman wrestling.
Bulgaria competed at the 2012 Summer Olympics in London, United Kingdom from 27 July to 12 August 2012. It was the nation's nineteenth appearance at the Summer Olympics, having missed the Olympics on three occasions, including the 1984 Summer Olympics in Los Angeles because of the Soviet boycott. Despite this being London's third Olympic Games, this was the first time a Bulgarian team appeared at a London Olympics. The Bulgarian Olympic Committee sent the nation's smallest delegation to the Games, tying the record with Helsinki in 1952, and with Tokyo in 1964. A total of 63 athletes, 36 men and 27 women, competed in 16 sports. Men's volleyball was the only team event in which Bulgaria was represented in these Olympic games. There was only a single competitor in badminton, sprint canoeing, fencing, and judo.
Slovakia competed in the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's fifth consecutive appearance at the Summer Olympics. The Slovak Olympic Committee sent a total of 47 athletes to the Games, 26 men and 21 women, to compete in 11 sports. There was only a single competitor in badminton, judo, triathlon, and weightlifting.
Chile competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012.
Portugal competed at the 2012 Summer Olympics, held in London, from 27 July to 12 August 2012. The nation celebrated its centennial anniversary participating in the Olympics, having participated at every Summer edition since 1912. The Olympic Committee of Portugal sent a total of 77 athletes to the Games, 45 men and 32 women, to compete in 13 sports. Despite having the same number of athletes as in Beijing, Portugal did not qualify any athletes in archery, fencing and taekwondo.
Switzerland competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. Swiss athletes have competed at every Summer Olympic Games in the modern era, except when they boycotted the 1956 Summer Olympics in Melbourne in protest of the Soviet invasion of Hungary. The Swiss Olympic Association sent a total of 103 athletes to the 2012 Games, 72 men and 31 women, to compete in 18 sports.
Slovenia competed at the 2012 Summer Olympics in London, United Kingdom. This was the nation's sixth consecutive appearance at the Summer Olympics. The Slovenian Olympic Committee sent the nation's third-largest delegation ever to the Games. A total of 65 athletes, 28 men and 37 women, competed in 15 sports. For the first time in its Olympic history, Slovenia was represented by more female than male athletes. Slalom kayaker and multiple-time world champion Peter Kauzer was the nation's flagbearer at the opening ceremony. The London Games also featured Slovenia's Olympic debut in triathlon.
Ecuador competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's twelfth consecutive appearance at the Olympics. It had first competed at the 1924 Summer Olympics in Paris.
Saint Lucia competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's fifth consecutive appearance at the Olympics.
The United States Virgin Islands competed at the 2012 Summer Olympics in London, from July 27 to August 12, 2012. This was the nation's eleventh appearance at the Olympics, except the 1980 Summer Olympics in Moscow, because of the United States boycott.
Sierra Leone competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This marked the nation's tenth appearance at the Summer Olympics since its debut in the 1968 Summer Olympics. The Sierra Leone delegation included two track and field athletes; Ibrahim Turay, a sprinter and Ola Sesay, a long jumper. Sesay and Turay were selected as flag bearers for the opening and closing ceremonies respectively. Neither of the two athletes progressed beyond the first round.
Arantxa King is a Bermudian athlete competing in the long jump. Her mother, Branwen Smith-King, is a former Bermuda national track and field team member, while her father Adrian King is a former international cricket player, and her sister Akilah was an accomplished athlete at Brown University.
The men's long jump competition at the 2016 Summer Olympics in Rio de Janeiro, Brazil was held at the Olympic Stadium between 12–13 August. Thirty-two athletes from 23 nations competed. The event was won by Jeff Henderson of the United States, the nation's first gold medal in the event since 2004 and 22nd overall. Luvo Manyonga won South Africa's second silver medal in the men's long jump. Defending champion Greg Rutherford of Great Britain took bronze, becoming the tenth man to win a second medal in the event.
Bermuda 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, Bermudian athletes have 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.
