Around the globe, Onesi (Onesi 
) is a rare gender-neutral forename. The forename Onesi is characteristic of Cuba, where it is a rare female name, the Dominican Republic, where it is a rare boy's name, and Nigeria, where it is a very rare mostly male, but seldom girly name. Measured by absolute frequency, it is commonest in Nigeria, Cuba, and Brazil. Also, Onesi is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Onesi | Nigeria, Brazil, Canada, United States, Cuba |