Globally, Aleksij (Алексий 
, Алексій 
, Aleksij 
) is quite a rare male forename. The forename Aleksij is characteristic of Slovenia, where it is a rare masculine name, Russia, and Ukraine. Very seldom, Aleksij is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Алексий | Russia, Kazakhstan, Kyrgyzstan |
| Алексій | Ukraine |
| Aleksij | Croatia, Slovenia, United Kingdom, United States, Italy |
Aleix, Alejo, Aleksei, Aleksej, Aleksejs, Aleksey, Alekseï, Aleksi, Aleksiej, Aleksy, Alekszej, Alekséi, Alessio, Alexei, Alexej, Alexey, Alexeï, Alexius, Alexéi, Oleksa, Oleksi, Oleksii, Oleksij, Oleksiy, Olekszij, Olexa, Olexii, Olexij, Olexiy, Алейс, Алексе'Й, Алексей, Алексейс, Алекси, Алексы, Алесио, Алессио, Алехо, Алеш, Аляксей, Алёша, Алёшка, Лёха, Лёша, Олекса, Олексий, Олексій, אלכסיי, أليكسي, اليكسي,
| aleksij rafael rojic SI (b. 1844) |
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| aleksij žbona Slovenian doctor, painter (1942-1987), SI (b. 1942) |
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| aleksij pregarc IT (b. 1936) |
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| aleksij kobal Slovene painter and musician, SI (b. 1962) |
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| aleksij savchenko chess player (b. 1991) |
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