Cognomen Poroni (Poroni 
) , around the world, is a rare family name. The cognomen Poroni is habitual in Malaysia, where it is a rare surname, and Nigeria, where it is an extremely rare surname. Much less frequently, Poroni is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Poroni | Nigeria, Malaysia, India, South Africa |