Family name Gajauskas (Gajauskas 
) , in the world, is a rare last name. The surname Gajauskas is habitual in Lithuania, where it is quite a rare surname, Norway, where it is a rare surname, and Germany, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Gajauskas | Germany, Norway, United Kingdom, United States, Lithuania |
| balys gajauskas Lithuanian politician (1926-2017), LT (b. 1926) |
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