Surname Khairuzzaman (Khairuzzaman 
) , globally, is quite a rare cognomen. The family name Khairuzzaman is habitual in Bangladesh, where it is quite a rare surname, Malaysia, where it is a rare surname, and Indonesia, where it is a very rare surname. Likewise, Khairuzzaman is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khairuzzaman | Singapore, Bangladesh, Malaysia, India, Indonesia |