Cognomen Dizaj (Dizaj 
) , globally, is a very rare last name. The surname Dizaj is habitual in Qatar, where it is a rare surname, Iran, where it is a very rare surname, and Georgia. Measured by absolute frequency, it most frequently occurs in Iran, Qatar, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Dizaj | Qatar, Iran, Georgia, United States, Canada |