Joseph Bernardo
Joseph Bernardo( born 31 May 1929) is a French swimmer and Olympic medalist.
Kelly Crowley
Kelly Crowley( born 1976) is an American Paralympic swimmer and cyclist.
Tetsuo Hamuro
Hamuro's wife was also a swimmer and a world champion in the masters category.
Lance Serrano
Lancer France Mendoza Serrano( born May 22, 1990 in Mandaluyong City, Philippines), better known as Lance Serrano, is a Filipino actor, commercial model and gym instructor, Serrano have a several tv shows in GMA Network.
Edith van Dijk
Edith van Dijk( born April 6, 1973 in Haastrecht) is a Dutch swimmer and 6- fold world champion.
She is Holland's most successful open water swimmer and long distance swimmer, whose career started in 1990 taking part in the Dutch IJsselmeermarathon.
Andrew Rutherfurd, Lord Rutherfurd
The Right Hon. Andrew Rutherfurd, Lord Rutherfurd,( born Andrew Greenfield; 21 June 1791 –13 December 1854) was a Scottish advocate, judge and politician.
Andrew Rutherfurd (swimmer)
Andrew M. Rutherfurd Aliaga( born December 21, 1988) is a Bolivian swimmer.
At the 2012 Summer Olympics, he competed in the Men's 100 metre freestyle, finishing in 41st place overall in the heats, failing to qualify for the semifinals.
Rutherfurd is a member of The Church of Jesus Christ of Latter- day Saints.
Elkin Serrano
Elkin Orlando Serrano Valero( Bogotá, Colombia, March 17, 1984) is a Colombian footballer.
He plays in defense and his current team is Balzan.
Erik Andersson (water polo)
Klas Erik" Nello" Andersson( 17 March 1896 – 23 February 1985) was a Swedish swimmer and water polo player.
He competed in water polo at the 1920 and 1924 Summer Olympics and finished in third and fourth place, respectively.
In 1912 he was eliminated in the first round of the 100 m freestyle swimming event.
Andersson was the youngest among four siblings:
Robert was also a water polo player and swimmer and competed in the same team in 1920.
Adolf was a swimmer, and Selma was a diver.
Karen Clark (synchronized swimmer)
Karen Clark( born 1972) was a Canadian synchronized swimmer and Olympic medalist.

Question: Did Andrew Rutherfurd (Swimmer) and Elkin Serrano have the same nationality?
Answer: no