Cognomen Наддур (Наддур 
, Naddour 
) , all over the world, is quite a rare last name. The surname Наддур is habitual in Western Asia, particularly Lebanon, where it is quite a rare surname, Syria, and United Arab Emirates, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Наддур | Ukraine |
| Naddour | United Arab Emirates, Syria, Lebanon, Colombia, United States |