Cognomen Ndidi (Ndidi 
) , in the entire world, is a common last name. The last name Ndidi is characteristic of Sub-Saharan Africa, particularly Nigeria, where it is quite a common surname, Tanzania, where it is quite a rare surname, and South Africa, where it is a rare surname. Likewise, Ndidi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ndidi | Niger, Tanzania, Nigeria, United States, South Africa |
| tony onyemekeihia ndidi Nigerian actor, NG |
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| winifred eze ndidi Nigerian weightlifter (b. 1988) |
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