Globally, Onasanya (Onasanya 
) is a common gender-neutral first name. The forename Onasanya is characteristic of Sub-Saharan Africa, particularly Nigeria, where it is quite a rare gender-neutral name. Likewise, Onasanya is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Onasanya | United Kingdom, United States, Nigeria, Niger, Canada |
| bisi onasanya Nigerian banker, NG (b. 1961) |
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| kola onasanya |
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