Family name Ohba (اوبا 
, Ohba 
, أوبا ) , in the entire world, is a rare surname. The family name Ohba is habitual in Sudan, where it is a rare surname, Egypt, and Japan. More frequently, Ohba is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| اوبا | Libya, Sudan, Egypt |
| Ohba | United States, Japan, Philippines, China, Brazil |
| أوبا | Egypt |
| Оба | Ukraine, Russia, Kyrgyzstan |
| hideo ohba Japanese martial artist (b. 1910) |
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| masaaki ohba researcher |
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| kiyomi ohba researcher |
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| yusuke ohba researcher (ORCID 0000-0003-2461-8289) |
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| tetsuro ohba researcher (ORCID 0000-0003-3411-1692) |
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| s. ohba botanist |
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| muneo ohba researcher |
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| kojiro ohba researcher |
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| shota ohba researcher |
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| tomonori ohba researcher, ORCID id # 0000-0001-8207-3630 |
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| makoto ohba researcher |
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| nobuko ohba researcher (ORCID 0000-0001-9779-6401) |
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| takehiko ohba researcher |
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| kenji ohba researcher ORCID: 0000-0001-8538-8742 |
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| shigeru ohba researcher (ORCID 0000-0003-2058-3947) |
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