Family name Onuigbo (Onuigbo 
) , all around the world, is a common last name. The family name Onuigbo is habitual in Nigeria, where it is quite a rare surname, Ghana, where it is a rare surname, and the United Kingdom, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Nigeria, Ghana, and the United States. Also, Onuigbo is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Onuigbo | South Africa, United Kingdom, United States, Ghana, Nigeria |
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adaeze onuigbo Nigerian actress, NG |
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| donatus chukwudi onuigbo (b. 1965) |
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| chiamaka c onuigbo researcher |
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| samuel onuigbo Nigerian politician, NG |
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| ifeanyi frederick onuigbo footballer, NG (b. 1989) |
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