Cognomen Petrauskas (Petrauskas 
, Петраускас 
, Пятраускас ) , in the world, is quite a common family name. The last name Petrauskas is characteristic of Northern Europe, particularly Lithuania, where it is a common surname, Latvia, where it is quite a rare surname, and Estonia. Not in comparison with a country's population, it is commonest in Lithuania, the United States, and Russia.
| VARIANT | COUNTRY |
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| Petrauskas | Ireland, Brazil, United States, United Kingdom, Lithuania |
| Петраускас | Ukraine, Russia, Kazakhstan, Belarus |
| Пятраускас | Ukraine, Russia |
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kipras petrauskas Lithuanian singer and opera singer, LT (b. 1885) |
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jurgis petrauskas Lithuanian actor, LT (b. 1886) |
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leonas petrauskas basketball player (1919-1994), AU (b. 1919) |
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| antanas petrauskas Lithuanian translator (1881-1944), LT (b. 1881) |
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| motiejus petrauskas LT (b. 1890) |
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| juozas petrauskas (b. 1893) |
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gediminas petrauskas Lithuanian basketball coach, LT (b. 1985) |
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| albinas petrauskas LT (b. 1939) |
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| mindaugas petrauskas Lithuanian physicist, LT (b. 1954) |
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| benediktas petrauskas Lithuanian university teacher, LT (b. 1955) |
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| modestas petrauskas LT (b. 1950) |
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| raimondas petrauskas Lithuanian jurist-consultant, LT (b. 1960) |
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| henrikas petrauskas LT (b. 1955) |
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| valdas petrauskas Lithuanian politician, LT (b. 1965) |
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| vaidas petrauskas Lithuanian association football player, LT (b. 1969) |
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