Portugal competed at the 1992 Summer Olympics in Barcelona, Spain. 90 competitors, 68 men and 22 women, took part in 71 events in 14 sports.
Portugal competed at the 1976 Summer Olympics in Montreal, Canada.
Alexandre Massura Neto is a retired male freestyle and backstroke swimmer from Brazil, who competed at two consecutive Summer Olympics for his native country, starting in 1996. Actually a resident of Minneapolis, Minnesota.
Fabíola Pulga Molina is a butterfly and backstroke swimmer from Brazil, who competed at the 2000, 2008 and 2012 Olympics.
Leonardo Jorge Costa is a former freestyle and backstroke swimmer from Brazil, who represented his native country at the 2000 Summer Olympics in Sydney, Australia. His biggest success was winning the gold medal in the 200-metre backstroke at the 1999 Pan American Games in Winnipeg, Manitoba, Canada.
Portugal competed at the 1948 Summer Olympics in London, England. A delegation of forty eight competitors participated in eight sports, with an equestrian and sailing teams winning both a bronze and Portugal's first Olympic silver medal, respectively. This was also the first Olympics where this nation won more than one medal.
Ricardo Prado is an Olympic and former World Record holding medley swimmer from Brazil. He was one of the greatest swimmers in the history of Brazil and the best Brazilian swimmer in the 1980s.
George Harold Kojac was an American competition swimmer, two-time Olympic champion, and former world record-holder in two events.
Alejandro Bermúdez Tamayo is a retired backstroke and medley swimmer from Colombia. He competed in three consecutive Summer Olympics for his native country, starting in 1992. His best result was 13th place in the Men's 400 metres Individual Medley at the 1996 Summer Olympics in Atlanta, Georgia.
Paulo André Jukoski da Silva, known as Paulão, is a Brazilian former volleyball player who competed in the 1988 Summer Olympics, the 1992 Summer Olympics, and the 1996 Summer Olympics.
Guilherme Augusto Guido is a Brazilian backstroke swimmer who specializes in sprint events. He was twice a finalist in the 100 metre backstroke at World Championships
João Gonçalves Filho was a Brazilian sportsman. He competed in five Olympic Games in both swimming and water polo. Born in Rio Claro, São Paulo, he represented Brazil in swimming at the 1952 and 1956 Olympics and in water polo at the 1960, 1964, and 1968 Olympics.
Mitchell Ivey is a former American international swimmer who was a backstroke specialist and Olympic medalist. Ivey later became a prominent Olympic and college swimming coach.
Jonathan Henrique Silva is a Brazilian triple jumper.
Nina Adams Harmer, also known by her married name Nina Thompson, is an American former competition swimmer and Pan American Games gold medalist.
Paulo Maurício Silva Machado is a Brazilian swimmer, who specialized in backstroke events. Macahdo is a former member of the Tennessee Volunteers and a graduate of liberal arts and sciences at the University of Tennessee in Knoxville, Tennessee.
Athos Procópio de Oliveira Filho is a former international freestyle and backstroke swimmer from Brazil.
Benevenuto Martins Nuñes was an Olympic freestyle and backstroke swimmer from Brazil, who participated at two Summer Olympics for his native country. At the 1932 Summer Olympics in Los Angeles, he swam the 4×200-metre freestyle, finishing 7th in the final, along with Manuel Silva, Isaac Moraes and Manoel Villar. He also swam the 100-metre backstroke, not reaching the finals. At the 1936 Summer Olympics in Berlin, he swam the 100-metre backstroke, not reaching the finals.
Hélio de Oliveira e Silva, also known as Paluca, was a Brazilian Olympic backstroke swimmer, who participated at one Summer Olympics for his native country.
César Augusto Filardi is a former international backstroke swimmer from Brazil, who competed at one Summer Olympics for his native country.
Brazil 
