Surname Karčiauskas (Karčiauskas 
) , in all the world, is a very rare cognomen. The cognomen Karčiauskas is characteristic of Northern Europe, particularly Lithuania, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Karčiauskas | Lithuania |
| jonas karčiauskas Lithuanian poet, LT (b. 1921) |
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| dainius karčiauskas researcher (ORCID 0000-0003-2967-3471) |
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| antanas karčiauskas Lithuanian sport shooter |
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| jonas karčiauskas LT |
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