Cognomen Yasuoka (Yasuoka 
, Ясуока) , all around the world, is a rare family name. The surname Yasuoka is characteristic of Hong Kong, where it is a rare surname, Japan, where it is a very rare surname, and Peru. Not in comparison with a country's population, it is commonest in Japan, Indonesia, and Brazil. Much less frequently, Yasuoka is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Yasuoka | Hong Kong, Brazil, United States, Indonesia, Japan |
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choke yasuoka Japanese Paralympic athlete, TH (b. 1973) |
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| irene de lourdes yasuoka person identified in the Museu da Pessoa collection, BR (b. 1956) |
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| takuji yasuoka (b. 1954) |
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| hirotake yasuoka Japanese candidate (b. 1973) |
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| hirokazu yasuoka researcher |
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| toshiaki yasuoka researcher |
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| k. yasuoka Japanese particle physicist |
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| yuuri yasuoka researcher |
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| kenji yasuoka mechanical engineering researcher at Keio University ORCID ID = 0000-0002-4579-0195 |
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| yuka yasuoka researcher (ORCID 0000-0002-6324-2862) |
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| hidekata yasuoka researcher |
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| junko yasuoka researcher (ORCID 0000-0002-6683-9402) |
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| yukiko yasuoka researcher ORCID ID = 0000-0002-9380-1653 |
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| akira yasuoka researcher |
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| yoshifumi yasuoka DE (b. 1980) |
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