Surname Ihenacho (Ihenacho 
) , around the world, is quite a rare cognomen. The family name Ihenacho is characteristic of Cyprus, where it is quite a rare surname, Nigeria, where it is a rare surname, and United Arab Emirates. Not in comparison with a country's population, it most frequently occurs in Nigeria, the United States, and the United Kingdom. Also, Ihenacho is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Ihenacho | Cyprus, United Kingdom, United Arab Emirates, Nigeria, United States |
| ugonna ihenacho researcher ORCID ID = 0000-0002-9469-8184 |
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| tyree ihenacho college basketball player (2020–202_) North Dakota |
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| carl ihenacho American football linebacker, US (b. 1988) |
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