Puerto Rico competed at the 1976 Summer Olympics in Montreal, Quebec, Canada. 80 competitors, 73 men and 7 women, took part in 74 events in 12 sports.
Bulgaria competed at the 1976 Summer Olympics in Montreal, Quebec, Canada. 158 competitors, 105 men and 53 women, took part in 108 events in 14 sports.
Mexico competed at the 1976 Summer Olympics in Montreal, Quebec, Canada. 97 competitors, 92 men and 5 women, took part in 54 events in 17 sports.
The men's 100 metre freestyle event at the 1976 Summer Olympics took place between July 24 and 25. This was the first time in history that the 100m freestyle was swum under 50 seconds. There were 41 competitors from 27 nations. Nations had been limited to three swimmers each since the 1924 Games. The event was won by Jim Montgomery of the United States, the nation's second consecutive and tenth overall victory in the men's 100 metre freestyle. His countryman Jack Babashoff took silver. Peter Nocke's bronze was the first medal for West Germany in the event, though the United Team of Germany had won a bronze in 1964.
The men's 200 metre freestyle event at the 1976 Summer Olympics took place on July 19 at the Olympic Pool, Montreal. There were 55 competitors from 33 nations, with each nation having up to three swimmers. The medals were swept the United States, the only time there has been a medal sweep in the men's 200 metre freestyle. Bruce Furniss took gold, John Naber silver, and Jim Montgomery bronze. It was the second consecutive and third overall victory by an American swimmer.
The men's 1500 metre freestyle event for the 1976 Summer Olympics was held in Montreal. The event took place on 19 and 20 July.
The men's 400 meter individual medley event for the 1976 Summer Olympics was held in Montreal. The event took place on 25 July.
The men's 4 × 200 m freestyle relay event for the 1976 Summer Olympics was held in Montreal. The event took place on Wednesday, 21 July.
The women's 100 metre freestyle event for the 1976 Summer Olympics was held in Montreal, with the final on 18 July 1976.
The women's 200 metre freestyle event for the 1976 Summer Olympics was held in Montreal. The event took place on 22 July.
The women's 400 metre freestyle event for the 1976 Summer Olympics was held in Montreal. The event took place on 20 July.
Fiji sent a delegation to compete at the 1976 Summer Olympics in Montreal, Quebec, Canada, from 17 July to 1 August 1976. This was the nation's fifth appearance at a Summer Olympic Games. Their first appearance was at the 1956 Summer Olympics in Melbourne, Australia. Fiji's delegation consisted of two competitors. Tony Moore who made it to the quarter-finals of the 200m sprint and round 1 in the 100m sprint. After not starting in the 400m sprint, he only made the qualification stage of the long jump. The other athlete was Miriama Tuisorisori-Chambault who competed in the women's pentathlon and long jump. She finished 18th overall in the pentathlon and 27th in qualifying for the long jump. She would not start in the 100m hurdles.
William M. Sawchuk is a Canadian former swimmer, competing in the butterfly, freestyle and medley events during the 1970s and early 1980s.
The men's 400 metres was an event at the 1980 Summer Olympics in Moscow. The competition was held from July 27 to July 30, 1980. Fifty athletes from 32 nations competed. The maximum number of athletes per nation had been set at 3 since the 1930 Olympic Congress. The event was won by Viktor Markin of the Soviet Union, the nation's first title in the men's 400 metres and first medal in the event since 1956. With the United States boycotting the Games, the country was not represented on the podium for the first time since 1920. Australia earned its first medal in the event with Rick Mitchell's silver, while East Germany won its first medal with Frank Schaffer's bronze, which was the first medal by any German since the United Team took silvers in 1956 and 1960.
The men's 400 metre freestyle at the 2005 World Aquatics Championships took place on 24 July in the Olympic pool at Parc Jean-Drapeau in Montreal, Canada. 57 swimmers were entered and in the event in the preliminary heats, the top-8 of which advanced on to swim again in the final heat that event.
The men's 400 metres was an event at the 1976 Summer Olympics in Montreal. The competition was held on July 26, 1976, July 28, 1976, and on July 29, 1976. Forty-four athletes from 29 nations competed. The maximum number of athletes per nation had been set at 3 since the 1930 Olympic Congress. The event was won by Alberto Juantorena of Cuba, the nation's first medal in the event, breaking a string of five victories by the United States. Juantorena became the first man to win both the 800 metres and 400 metres in an Olympics.
Djan Garrido Madruga is a former international freestyle swimmer and former South American record-holder from Brazil. His younger brother Roger Madruga, was also a professional swimmer.
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.
Brian Brinkley is an English former competitive swimmer who represented Great Britain in the Olympic Games, FINA world championships and European championships, and England in the Commonwealth Games, during the 1970s. During his elite swimming career, he won thirteen medals in major international swimming championships.
Alejandro Gómez Perez is a Venezuelan swimmer. At the 2012 Summer Olympics in London, he participated in the men's 1500 metre freestyle, but was eliminated in the qualifying heats. His mother Maria competed in the 1976 Summer Olympics in the 200 and 400m freestyle events.
