Family name Opoka (Opoka 
) , worldwide, is quite a rare cognomen. The family name Opoka is habitual in Uganda, where it is quite a rare surname, Poland, and Austria, where it is a rare surname. Not in comparison with a country's population, the name is most common in Uganda, Poland, and the United States. Also, Opoka is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Opoka | Uganda, Poland, Nigeria, United States, Argentina |
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tomasz opoka Polish poet, PL (b. 1955) |
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| teresa ewa opoka (b. 1948) |
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| violetta opoka-winiarska Polish pediatric rheumatologist, PL |
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| amy m opoka researcher |
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| lucyna magdalena opoka researcher |
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| robert o opoka researcher |
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| robert opoka researcher (ORCID 0000-0002-8879-0099) |
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| włodzimierz opoka Polish researcher, PL |
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