About Jiro Nagasawa
Lived 1932 – 2010 (aged 78). Jiro Nagasawa was a Japanese swimmer.
Biography Nagasawa started as a backstroke swimmer, aged 11, and after World War II changed first to long-distance freestyle and then to breaststroke. By the 1952 Summer Olympics he suffered from arthritis on both knees, and finished only sixth in the 200 m breaststroke. Because of his knee problems, he changed from the frog kick to the dolphin kick in 1954, and by 1956 set five world records in the 200 m and 220 yd butterfly. In 1956 he won the USA Swimming Prize and in 1954 the Japan Sport Award. He was inducted into the International Swimming Hall of Fame in 1993 and later in life became an Olympic National Coach.
Nagasawa died on March 23, 2010, from throat cancer at the age of 78.
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Important facts
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Contemporaries
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Frequently asked questions
Who was Jiro Nagasawa?
Japanese Olympic swimmer (1932-2010)
When was Jiro Nagasawa born?
Jiro Nagasawa was born on 2 February 1932 in Numazu.
When did Jiro Nagasawa die?
Jiro Nagasawa died on 23 March 2010.
What was Jiro Nagasawa's occupation?
Jiro Nagasawa was a swimmer.
What nationality was Jiro Nagasawa?
Jiro Nagasawa was Japanese.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Jiro Nagasawa. https://biography.guide/jiro-nagasawa/
MLA: "Jiro Nagasawa." Biography.guide, https://biography.guide/jiro-nagasawa/.
Chicago: "Jiro Nagasawa." Biography.guide. https://biography.guide/jiro-nagasawa/.
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