Kosuke Sato

{{short description|Japanese swimmer}}

{{Use dmy dates|date=April 2020}}

{{Infobox swimmer

| name = Kosuke Sato

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| birth_date = {{birth date and age|1942|8|3|df=yes}}

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{{Nihongo|Kosuke Sato|佐藤 好助|Satō Kōsuke|born 3 August 1942}} is a Japanese former swimmer. He competed in the men's 200 metre butterfly at the 1964 Summer Olympics.{{cite Sports-Reference |url=https://www.sports-reference.com/olympics/athletes/sa/kosuke-sato-1.html |archive-url=https://web.archive.org/web/20200417211628/https://www.sports-reference.com/olympics/athletes/sa/kosuke-sato-1.html |url-status=dead |archive-date=17 April 2020 |title=Kosuke Sato Olympic Results |access-date=29 October 2016}}