Family name Nnorom (Nnorom 
) , worldwide, is quite a common cognomen. The family name Nnorom is habitual in Sub-Saharan Africa, particularly Nigeria, where it is quite a rare surname, Senegal, where it is a rare surname, and Niger. Likewise, Nnorom is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Nnorom | Niger, Canada, Senegal, Nigeria, United States |
| emmanuel nnorom Nigerian business executive (born 1958) (b. 1958) |
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| justin nnorom association football player, NG (b. 1978) |
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| innocent c nnorom researcher |
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| onye nnorom Canadian physician, CA (b. 1981) |
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