Surname Iskandar Zulkarnain (Iskandar Zulkarnain 
) , in all the world, is a rare last name. The cognomen Iskandar Zulkarnain is habitual in South-eastern Asia, particularly Malaysia, where it is a rare surname, and Indonesia. Likewise, Iskandar Zulkarnain is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Iskandar Zulkarnain | Malaysia, Indonesia, Singapore |