Cognomen Aleni (Aleni 
, Алени 
) , in the world, is a rare last name. The surname Aleni is habitual in Armenia, where it is a rare surname, Tanzania, and Greece. In absolute terms, it is the most numerous in Sub-Saharan Africa, particularly Tanzania, Nigeria, and Uganda. More prevalently, Aleni is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Aleni | Tanzania, Brazil, India, Nigeria, Uganda |
| Алени | Armenia, Kyrgyzstan |
| tommaso aleni Italian painter, IT (b. 1401) |
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| mary aleni researcher (ORCID 0000-0002-0980-3964) |
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| andrea aleni researcher |
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