Cognomen Hirabayashi (ヒラバヤシ 
, 平林 
, Hirabayashi 
) , globally, is quite a rare last name. The last name Hirabayashi is characteristic of Hong Kong, where it is a rare surname, Japan, and Singapore. Not in comparison with a country's population, it most frequently occurs in China, the United States, and Japan. More frequently, Hirabayashi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ヒラバヤシ | Japan |
| 平林 | China |
| Hirabayashi | China, Japan, Canada, Brazil, United States |
Hirabayasi, Хирабаяши, and ฮิราบายาชิ
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gordon hirabayashi American sociologist, US (b. 1918) |
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jay hirabayashi CA (b. 1947) |
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| james a. hirabayashi anthropologist and ethnic studies scholar, US (b. 1926) |
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| kazuko hirabayashi dance teacher and choreographer (b. 1933) |
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| fumio hirabayashi (b. 1928) |
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| toshihiko hirabayashi Japanese local politician (b. 1941) |
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| koji hirabayashi Canadian wrestler (b. 1942) |
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| pj hirabayashi American musician, US (b. 1950) |
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| akinari hirabayashi Japanese candidate (b. 1955) |
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| kaoru hirabayashi Japanese artist, JP (b. 1955) |
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| asako hirabayashi Asian-American contemporary composer and harpsichordist (b. 1960) |
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| kiyoshi hirabayashi (b. 1951) |
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| kristin e hirabayashi researcher |
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| kyoko hirabayashi researcher (ORCID 0000-0002-4197-0332) |
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| yusuke hirabayashi researcher |
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