Surname Ahmad Zulkarnain (Ahmad Zulkarnain 
) , globally, is a very rare cognomen. The last name Ahmad Zulkarnain is habitual in South-eastern Asia, particularly Malaysia, where it is a rare surname. More frequently, Ahmad Zulkarnain is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ahmad Zulkarnain | Malaysia |