Family name Kuwano (Kuwano 
, 桑野 ) , in the entire world, is a rare last name. The cognomen Kuwano is habitual in New Zealand, where it is a rare surname, Singapore, and Japan. Measured by absolute frequency, this name is the most popular in Brazil, Japan, and the United States. Likewise, Kuwano is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kuwano | Japan, China, Malaysia, United States, Brazil |
| 桑野 | China |
| kōzō kuwano (b. 1940) |
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| sonoko kuwano (b. 1944) |
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| yōko kuwano (b. 1967) |
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| ryoichi kuwano researcher |
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| toshiko kuwano Japanese nutritional scientist |
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| biana harumi kuwano researcher |
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| ryozo kuwano researcher |
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| tetsuya kuwano researcher |
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| kazuyoshi kuwano researcher |
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| satoru kuwano researcher (ORCID 0000-0001-8107-1748) |
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| noriko kuwano researcher |
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| hiroyuki kuwano researcher |
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| yuji kuwano |
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