Family name Ademaj (Ademaj 
) , in all the world, is quite a rare surname. The cognomen Ademaj is characteristic of Kosovo, where it is quite a common surname, Albania, and Montenegro, where it is quite a rare surname. Not in comparison with a country's population, this name is the most popular in Kosovo, Albania, and Serbia.
| VARIANT | COUNTRY |
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| Ademaj | Bosnia and Herzegovina, Serbia, Kosovo, Albania, Germany |
| eshref ademaj Albanian mathematician and education activist, AL (b. 1940) |
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| remzi ademaj |
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| ndriçim ademaj albanian-speaking poet and writer from Kosovo (b. 1991) |
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| altim ademaj Finnish footballer, FI (b. 1996) |
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