| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Petronela | - | Romanian, Slovak, Polish | ||
| Petronella | pe-tro-NE-lah (German) | Dutch, German, Swedish | ||
| Petronia | - | Ancient Roman | ||
| Petronilla | - | Italian, Late Roman | ||
| Petronius | - | Ancient Roman | ||
| Petros | - | Greek, Armenian, Biblical Greek | ||
| Petru | - | Romanian, Corsican, Old Church Slavic | ||
| Petruccio | - | Medieval Italian | ||
| Petrus | PE-truws (German) | Dutch, German, Biblical Latin | ||
| Petter | - | Swedish, Norwegian | ||
| Petula | pə-TYOO-lə | English (Rare) | ||
| Petunia | pə-TOON-yə, pə-TYOON-yə | English (Rare) | ||
| Petur | - | Faroese | ||
| Petya | - | Russian, Bulgarian | ||
| PhƯƠNg | - | Vietnamese |