Cognomen Khairulfaizi (Khairulfaizi 
) , around the globe, is an extremely rare family name. The last name Khairulfaizi is habitual in South-eastern Asia, particularly Malaysia, where it is an extremely rare surname. Also, Khairulfaizi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khairulfaizi | Malaysia |