Cognomen Obioma (Obioma 
) , all around the world, is a common family name. The last name Obioma is characteristic of Sub-Saharan Africa, particularly Nigeria, where it is quite a rare surname, Niger, where it is a rare surname, and Ghana. Likewise, Obioma is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Obioma | Nigeria, United States, Ghana, Afghanistan, Niger |
|
chigozie obioma Nigerian writer, NG (b. 1986) |
|
| godswill obioma NECO registrar (b. 1953) |
|