| Petrolacosaurus | Petrolacosaurus |
| petrolatum | vaseline |
| petroleum | pétrole |
| petroleum consumption | consommation de pétrole |
| petroleum ether | benzine |
| petroleum industry | industrie pétrolière |
| petroleum jelly | vaseline |
| Petrolina | Petrolina |
| petrology | pétrologie |
| Petrolul Ploieşti | FC Petrolul Ploieşti |
| Petromyscinae | Petromyscinae |
| Petronas Twin Towers | Tours Petronas |
| Petronia | Petronia |
| Petronila of Aragon | Pétronille d’Aragon |
| Petronilla of Aquitaine | Pétronille d’Aquitaine |
| Petronius | Pétrone |
| Petronius Maximus | Pétrone Maxime |
| Petropavl | Petropavl |
| Petropavl Airport | Petropavl |
| Petropavlovsk | Petropavlovsk |
| Petropavlovsk-Kamchatsky | Petropavlovsk-Kamtchatski |
| Petrophysics | Pétrophysique |
| Petros Mavromichalis | Petros Mavromichalis |
| Petros Protopapadakis | Petros Protopapadakis |
| Petros Voulgaris | Petros Voulgaris |
| Petrov | Petrov |
| Petrov Val | Pétrov Val |
| Petrovac | Petrovac na Mlavi |
| Petrovaradin | Petrovaradin |
| Petrovichi | Petrovitchi |
| Petrović | Petrović |
| Petrović-Njegoš family tree | Arbre généalogique Petrović-Njegoš |
| Petrovsk-Zabaykalsky | Pétrovsk-Zabaïkalski |
| Petrovčić | Petrovčić |
| Petrozavodsk | Petrozavodsk |
| Petroşani | Petroşani |
| Petru Cercel | Petru II Cercel |
| Petru Groza | Petru Groza |
| Petru I of Moldavia | Pierre Ier du Brésil |
| Petru Lucinschi | Petru Lucinschi |
| Petru Rareş | Pierre IV Rareş |
| Petrus Alphonsi | Petrus Alfonsi |
| Petrus Apianus | Petrus Apianus |
| Petrus Camper | Petrus Camper |
| Petrus Canisius | Pierre Canisius |
| Petrus Christus | Petrus Christus |
| Petrus Damiani | Pierre Damien |
