Cognomen Togawa (Togawa 
, 十川 
) , around the world, is a rare surname. The cognomen Togawa is characteristic of Singapore, where it is a rare surname, Estonia, and Japan. Not in comparison with a country's population, it is commonest in Indonesia, Japan, and Brazil. Much less frequently, Togawa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Togawa | Mexico, Brazil, Indonesia, United States, Japan |
| 十川 | China |
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togawa hideyasu Japanese samurai (b. 1538) |
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| paul togawa American jazz drummer, US (b. 1932) |
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| masaaki togawa Japanese candidate (b. 1955) |
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| yuki togawa Japanese ice hockey player, JP (b. 1978) |
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| michinori togawa researcher |
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| masayuki togawa botanist |
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| yaei togawa researcher (ORCID 0000-0001-6915-8015) |
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| atsushi togawa researcher |
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| yoichiro togawa researcher |
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| tamotsu togawa researcher |
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| yaei togawa researcher (ORCID 0000-0001-8472-3609) |
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| kayo togawa researcher |
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| manabu togawa Japanese particle physicist |
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| roberto coiti togawa researcher |
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| kazuaki togawa researcher |
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