Cognomen Diab (ذياب 
, دياب 
, Diab 
, among others...) , all over the world, is a widespread last name. The last name Diab is characteristic of Lebanon, where it is a common surname, Egypt, and Syria (explore the name in all countries). Very seldom, Diab is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ذياب | Syria, Iraq, Palestinian Territory, Jordan, Egypt |
| دياب | Syria, Iraq, Sudan, Jordan, Egypt |
| Diab | Syria, Sudan, Lebanon, Egypt, Algeria |
| דיאב | Israel |
| Диаб | United States, Ukraine, Russia |
| Діаб | Ukraine |
Diable, Diop, Diyab, Diàb, Diáb, Diâb, Diãb, Dìab, Dìàb, Dìâb, Dìãb, Díab, Díàb, Díáb, Díãb, Dîab, Dîàb, Dîáb, Dîâb, Dîãb, Dïab, Dïâb, Dïãb, Dįãb, Dįąb, Dıab, Ďiab, Ďiàb, Ďiâb, Ďiãb, Ďìàb, Ďìâb, Ďìăb, Ďíàb, Ďíãb, Ďîâb, Ďïãb, Ďïăb, Ďïąb, Ďįãb, Điab, Điâb, Điãb, Điẫb, Đìáb, Đíãb, Đîâb, Đîãb, Đîąb, Đïab, Đïâb, Đïãb, Đïąb, Đįâb, Đįăb, Đįąb, and ذئب
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khalil abu diab (b. 1941) |
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| miguel diab Uruguayan basketball player, UY (b. 1920) |
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soledad diab Ecuadorian model and politician, EC (b. 1973) |
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| hafiz mohammed diab (b. 1938) |
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| ramzia diab Gambian politician, GM (b. 1950) |
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| lena diab Canadian politician, CA (b. 1953) |
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| diab abed DE (b. 1946) |
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| el-mehdi sallah diab Libyan sprinter, LY (b. 1958) |
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| hassan haidar diab journalist (b. 1963) |
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| balgis diab Indonesian politician (born 1970), ID (b. 1970) |
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| sima diab Syrian-American photographer and photojournalist, EG (b. 1979) |
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| macarena diab Quebecois political candidate, CA |
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| ahmed diab researcher (ORCID 0000-0002-1891-3620) |
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| diab khalafallah researcher (ORCID 0000-0002-9445-581X) |
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| mazen diab Ph.D. City University of New York 2010 |
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