Surname Oganya (Oganya 
) , in all the world, is a rare last name. The last name Oganya is habitual in Nigeria, where it is a very rare surname, the United Kingdom, and Philippines, where it is an extremely rare surname. Measured by absolute frequency, it is commonest in Nigeria, the United Kingdom, and India. Also, Oganya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Oganya | Philippines, United Kingdom, India, United States, Nigeria |