Cognomen Petruț (Petruț 
) , in the entire world, is a rare surname. The last name Petruț is characteristic of Eastern Europe, particularly Romania, where it is a rare surname. Likewise, Petruț is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Petruț | Romania |
| emanoil petruț Romanian actor of theater and film, RO (b. 1932) |
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| horea-călin petruț Romanian politician from Mărișelu, Bistrița-Năsăud County, RO |
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| vladimir petruț Romanian politician from Cavnic, Maramureș County, RO |
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| ioan petruț Romanian politician from Brusturi, Bihor County, RO |
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| bujor petruț Romanian politician from Ponor, Alba County, RO |
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