Last name المزين (المزين 
) , in the world, is a common cognomen. The family name المزين is habitual in Palestinian Territory, where it is quite a common surname, Egypt, and Jordan, where it is quite a rare surname. Much less frequently, المزين is the forename as well as the last name.
| VARIANT | COUNTRY |
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| المزين | Saudi Arabia, Palestinian Territory, Syria, Egypt, Jordan |
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سعيد المزين Palestinian poet, PS (b. 1935) |
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| خليل المزين Kuwaiti politician, KW (b. 1925) |
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| عبد الفتاح المزين Syrian actor, SY (b. 1945) |
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| خليل المزين Palestinian film director, PS (b. 1963) |
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