Cognomen Alkalaj (Alkalaj 
, Алкалай 
) , around the world, is a rare last name. The cognomen Alkalaj is characteristic of Bosnia and Herzegovina, where it is quite a rare surname, Bulgaria, where it is a rare surname, and Croatia.
| VARIANT | COUNTRY |
|---|---|
| Alkalaj | Bosnia and Herzegovina, United States, Brazil, Croatia |
| Алкалай | Ukraine, Bulgaria |
|
david alkalaj RS (b. 1862) |
|
|
isak alkalaj BG (b. 1882) |
|
| aron alkalaj (b. 1880) |
|
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|
sven alkalaj Bosnian diplomat, BA (b. 1948) |
|
| haim alkalaj (1912-1969) (b. 1912) |
|
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| leon alkalaj Ph.D. University of California, Los Angeles 1989 |
|
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| mišo alkalaj SI |
|