Cognomen Račkauskas (Račkauskas 
, Рачкаускас 
) , across the world, is a rare last name. The last name Račkauskas is characteristic of Lithuania, where it is quite a rare surname, Kazakhstan, where it is a very rare surname, and Ukraine. Measured by absolute frequency, the name is most common in Lithuania, Russia, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Račkauskas | Lithuania |
| Рачкаускас | Ukraine, Russia, Kazakhstan |
| vytautas račkauskas LT (b. 1881) |
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irenijus račkauskas LT (b. 1949) |
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andrius račkauskas Lithuanian handball player, LT (b. 1981) |
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| arimantas račkauskas Lithuanian university teacher, LT (b. 1940) |
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| kazys račkauskas LT (b. 1935) |
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| alfredas račkauskas Ph.D. Vilniaus universitetas 1981, LT (b. 1953) |
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| visvaldas račkauskas Lithuanian university teacher, LT (b. 1957) |
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| rytis mykolas račkauskas Lithuanian architect, LT (b. 1959) |
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| vytautas račkauskas Lithuanian electrical engineer, LT (b. 1961) |
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| rokas račkauskas researcher (ORCID 0000-0002-6116-2930) |
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| andrius račkauskas (b. 1976) |
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| rokas račkauskas |
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Arnas, Audrius, Paulius, Povilas, Donatas, Dovydas, Edgaras, Edvinas, Eitvydas, Eivydas, Martynas, Alfredas, Robertas, Džiugas, Gintaras, Giedrius, Laurynas, Vytautas, Mindaugas, Gediminas, Aurimas, Aivaras, Artūras, Andrius, Kazys, Romas, Rokas, Rytis, Lukas, Jonas, Tadas, Tomas, Ignas, Virginijus, Marius, Dalius, Justas, Juozas, Erikas, Valdas, Vaidas, Mykolas, Saulius, Simonas, Darius, and Dimitrijus