Takashi Ishimoto (石本隆, Ishimoto Takashi, April 6, 1935 in Kochi – March 1, 2009 in Kochi, Japan) was a butterfly swimmer from Japan.

He won the silver medal in the men's 200 m butterfly at the 1956 Summer Olympics in Melbourne, Australia.

In the late 1950s, he broke the world record in the men's 100m butterfly several times.

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