Cognomen Birutis (Birutis 
) , in the world, is a very rare last name. The family name Birutis is characteristic of Lithuania, where it is quite a rare surname, the United States, where it is an extremely rare surname, and Argentina.
| VARIANT | COUNTRY |
|---|---|
| Birutis | Argentina, Lithuania, United States |
| stasys birutis (b. 1893) |
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laurynas birutis Lithuanian basketball player (1997-), LT (b. 1997) |
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| šarūnas birutis Lithuanian politician, LT (b. 1961) |
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