Cognomen Ahmad Mazni (Ahmad Mazni 
) , worldwide, is an extremely rare last name. The cognomen Ahmad Mazni is habitual in South-eastern Asia, particularly Malaysia, where it is a very rare surname. More prevalently, Ahmad Mazni is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ahmad Mazni | Malaysia |
Jaafar, and Baharumshah