Surname Мацияускас (Мацияускас 
, Matsiyauskas 
) , across the world, is a very rare last name. The family name Мацияускас is characteristic of Lithuania, where it is a rare surname, Kazakhstan, where it is a very rare surname, and Kyrgyzstan. In absolute terms, it most frequently occurs in Lithuania, Russia, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Мацияускас | Ukraine, Russia, Kyrgyzstan, Kazakhstan |
| Matsiyauskas | Lithuania, Russia |
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мацияускас, антанас Lithuanian writer (1874-1950), LT (b. 1874) |
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| мацияускас, александрас Lithuanian photographer, LT (b. 1938) |
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| мацияускас, арвидас Lithuanian professional basketball player, LT (b. 1980) |
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