Mexico competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This was the nation's twentieth appearance at the Olympics, since its debut in 1900. Comité Olímpico Mexicano sent the nation's largest delegation to the Games since 1992. A total of 109 athletes, 59 men and 50 women, competed in 20 sports. Football was the only team-based sport in which Mexico had its representation in these Olympic Games. There was only a single competitor in fencing, shooting, and weightlifting.
Malaysia competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This was the nation's twelfth appearance at the Olympics, although it had previously competed in two other games under the name Malaya. Malaysia, however, did not participate at the 1980 Summer Olympics in Moscow, because of its partial support to the United States boycott.
Singapore competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This was the nation's thirteenth appearance at the Olympics, except for two different editions. Singapore was part of the Malaysian team at the 1964 Summer Olympics in Tokyo, but did not attend at the 1980 Summer Olympics in Moscow, because of its support for the United States boycott.
Malaysia competed at the 1972 Summer Olympics in Munich, West Germany. 45 competitors, 42 men and 3 women, took part in 20 events in 6 sports.
Malaysia competed at the 1992 Summer Olympics in Barcelona, Spain. 26 competitors, all men, took part in 11 events in 6 sports. The nation won its first ever Olympic medal at these Games.
Mexico competed at the 1932 Summer Olympics in Los Angeles, United States. 73 competitors, 71 men and 2 women, took part in 52 events in 12 sports.
Mexico competed at the 1936 Summer Olympics in Berlin, Germany. 32 competitors, all men, took part in 15 events in 8 sports.
Mexico competed at the 1952 Summer Olympics in Helsinki, Finland. 64 competitors, 61 men and 3 women took part in 35 events in 13 sports.
Mexico competed at the 1956 Summer Olympics in Melbourne, Australia. 24 competitors, 21 men and 3 women, took part in 20 events in 10 sports.
Malaysia competed at the 1976 Summer Olympics in Montreal, Quebec, Canada. 23 competitors, all men, took part in 9 events in 5 sports.
The Federation of Malaya competed at the 1956 Summer Olympics in Melbourne, Australia. It was the first Olympic appearance by the nation, which later expanded and was renamed as Malaysia in 1963. 32 competitors, 31 men and 1 woman, took part in 13 events in 5 sports.
The Federation of Malaya competed at the 1960 Summer Olympics in Rome, Italy. Nine competitors, all men, took part in eleven events in four sports. It was the second Olympic appearance by the nation, which expanded and was renamed as Malaysia in 1963.
Malaysia competed at the 1964 Summer Olympics in Tokyo, Japan. It was the first time that the Federation had competed under that name, as it was previously named Malaya, while North Borneo and Singapore had sent separate teams to the Games. 62 competitors, 58 men and 4 women, took part in 49 events in 10 sports.
Malaysia competed at the 1984 Summer Olympics in Los Angeles, United States. The nation returned to the Olympic Games after participating in the American-led boycott of the 1980 Summer Olympics. Twenty-one competitors, twenty men and one woman, took part in twelve events in five sports.
Singapore competed in the 2008 Summer Olympics held in Beijing, People's Republic of China from 8 to 24 August 2008.
Malaysia competed in the 2008 Summer Olympics, held in Beijing, People's Republic of China. Malaysia had 32 athletes who took part in ten sports in the games. Lee Chong Wei won the nation's first medal in twelve years in the badminton men's singles final despite losing to Lin Dan, from the host country China. It was the second silver medal ever won throughout Malaysia's participation history since its nationhood in 1957. Hockey legend Dato Ho Koh Chye was the chef-de-mission of the delegation.
Malaysia competed in the 2010 Asian Games in Guangzhou, China from 12 to 27 November 2010. Athletes from the Malaysia won overall 41 medals, and clinched tenth spot in the medal table. Zolkples Embong was the chief of the delegation.
Singapore competed at the 2012 Summer Olympics in London, from July 27 to August 12, 2012. This was the nation's fifteenth appearance at the Olympics, except for two different editions. Singapore was part of the Malaysian team at the 1964 Summer Olympics in Tokyo, but did not attend at the 1980 Summer Olympics in Moscow, because of its support for the United States boycott.
Singapore competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's sixteenth appearance at the Summer Olympics, except for two different editions. Singapore was part of the Malaysian team at the 1964 Summer Olympics in Tokyo, but did not attend at the 1980 Summer Olympics in Moscow, because of its support for the United States boycott.
Malaysia competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's fifteenth appearance at the Olympics, although it had previously competed in two other editions under the name Malaya. Tan Sri Mohamed Al-Amin Abdul Majid was the chef de mission of the national delegation at the Games.