Cognomen Nwadinobi (Nwadinobi 
) , in the world, is quite a rare surname. The last name Nwadinobi is habitual in Nigeria, where it is a rare surname, the United Kingdom, where it is a very rare surname, and the United States, where it is an extremely rare surname. Also, Nwadinobi is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Nwadinobi | Brazil, United Kingdom, China, United States, Nigeria |
| eleanor nwadinobi Nigerian medical doctor and women's health activist |
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| patrick nwadinobi college basketball player (2006–2006) Prairie View |
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| chinedum bede nwadinobi DE |
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