Last name Haddadin (Haddadin 
, Хаддадин 
, الحدادين 
) , all over the world, is quite a common family name. The surname Haddadin is habitual in Jordan, where it is quite a common surname, United Arab Emirates, where it is quite a rare surname, and Egypt, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Haddadin | Saudi Arabia, United States, United Arab Emirates, Jordan, Egypt |
| Хаддадин | Russia |
| الحدادين | Jordan, Yemen, Egypt |
| aktham haddadin researcher |
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| zaid haddadin researcher |
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| sami haddadin researcher |
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| sami haddadin electrical engineer, computer scientist, DE (b. 1980) |
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| faris haddadin researcher (ORCID 0000-0002-2122-3110) |
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| dafer s. haddadin Master of Architecture, University of Washington |
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| munther haddadin politician |
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| rashid haddadin |
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