Ireland competed in the 2008 Summer Olympics, held in Beijing, China. It was the 19th Summer Games that Ireland contested as a nation under the Olympic Council of Ireland.
France sent a team of 323 athletes to the 2008 Summer Olympics.
South Africa competed at the 2008 Summer Olympics in Beijing, People's Republic of China. The team included 136 athletes, as of 10 July 2008. South Africa had its worst medals performance at an Olympics since 1994, and tied its performance in the 1936 Games.
Norway competed at the 2008 Summer Olympics in Beijing, People's Republic of China.
The Russian Federation competed at the 2008 Summer Olympics, held in Beijing, China, represented by the Russian Olympic Committee. Russia competed in all sports except baseball, field hockey, football, softball, and taekwondo. They ranked third in the medal table by the number of gold (24) and overall (60) medals. Russia also had 14 medals stripped for doping violations, the most of any nation at the 2008 Olympics.
Poland competed at the Beijing 2008 Summer Olympics. The country's delegation included 268 athletes.
Finland competed at the 2008 Summer Olympics in Beijing, People's Republic of China. The athletes were named in four selections: first took place on December 19, 2007, 2nd on April 16, 3rd on May 20 and 4th on July 21, 2008.
Belarus attended the 2008 Summer Olympics in Beijing, China. A team of 181 athletes competed in 28 different sports.
Greece competed at the 2008 Summer Olympics in Beijing, People's Republic of China. They were represented by the Hellenic Olympic Committee, which announced on July 28, 2008, the 156 Greek athletes to compete in Beijing, composed of 84 men and 72 women, the largest Greek Olympic team ever excluding the home team of the Athens 2004 Olympics. Greece took part in archery, athletics, basketball, boxing, canoeing, cycling, diving, gymnastics, judo, rowing, sailing, shooting, swimming, synchronized swimming, table tennis, taekwondo, tennis, triathlon, beach volleyball, water polo, weightlifting and wrestling.
Hungary competed at the 2008 Summer Olympics in Beijing, China. The country sent 131 individual competitors plus the men's and women's water polo teams and the women's handball team for a total of 171 athletes taking part in the 2008 Summer Olympics. Hungary's gold medal count of 3 was the lowest in the nation's Summer Olympic history since the 1924 Paris Summer Olympics. Its total medal count of 10 was the lowest since the 1928 Summer Olympics in Amsterdam.
Ukraine competed in the 2008 Summer Olympics. The country repeated its 2004 performance in terms of total medals, but its gold medal haul fell slightly from 8 to 7.
Mexico competed at the 2008 Summer Olympics in Beijing. The country sent 85 competitors and participated in 23 sports. Mexico's flag-bearer at the opening ceremony was diver Paola Espinosa. Mexican athletes won two gold medals at the games for the first time since the 1984 Olympics.
Colombia competed at the 2008 Summer Olympics. The country sent 68 athletes to compete in 15 sports, making this Colombia's largest ever delegation to the Olympics.
Cuba competed in the 2008 Summer Olympics in Beijing, People's Republic of China. As of 8 August 2008, 165 Cuban athletes had qualified to compete in 16 sports. The country's flagbearer at the opening ceremony was wrestler Mijaín López.
Romania competed in the 2008 Summer Olympics, held in Beijing, China from August 8 to August 24, 2008. Romania intended to send 104 competitors to Beijing, although the delegation was reduced to 102 when two Romanian athletes were suspended for doping before the start of the Olympics. The Romanian delegation for Beijing was the smallest Romanian Olympic delegation since the 1989 Revolution. Romanians competed in 16 sports: athletics, archery, handball, gymnastics, wrestling, swimming, diving, weightlifting, fencing, table tennis, shooting, tennis, judo, boxing, kayak-canoeing, and rowing.
Lithuania competed in the 2008 Summer Olympics, held in Beijing, People's Republic of China from August 8 to August 24, 2008.
Algeria competed in the 2008 Summer Olympics, held in Beijing, People's Republic of China, from 8 to 24 August 2008.
Venezuela competed in the 2008 Summer Olympics which was held in Beijing, People's Republic of China from August 8 to August 24, 2008.
Algeria competed at the 2012 Summer Olympics in London, United Kingdom, from 27 July to 12 August 2012. This was the nation's twelfth consecutive appearance at the Summer Olympics, except for the 1976 Summer Olympics in Montreal because of the African boycott.
Uzbekistan competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's sixth consecutive appearance at the Summer Olympics in the post-Soviet era.
Russian Empire (1900–1912)
Soviet Union (1952–1988)
Unified Team (1992)
