| Pankrati | | - | Russian | |
| Pankratiy | | - | Russian | |
| Pasha | | - | Russian | |
| Patya | | - | Russian | |
| Pavel | | PAH-vyel (Russian), PAH-veel (Russian) | Russian, Czech, Bulgarian, Slovene, Macedonian | |
| Pelageya | | pye-lah-GYE-yah, pee-lah-GYE-yah | Russian | |
| Pelagiya | | pye-lah-GEE-yah, pee-lah-GEE-yah | Russian | |
| Petia | | - | Russian, Bulgarian | |
| Petya | | - | Russian, Bulgarian | |
| Platon | | - | Ancient Greek, Greek, Russian | |
| Polina | | pah-LEE-nah (Russian) | Russian, Ukrainian, Bulgarian | |
| Praskoviya | | prah-SKOV-yah | Russian | |
| Praskovya | | prah-SKOV-yah | Russian | |
| Prokhor | | PRO-khahr | Russian | |
| Prokopiy | | prah-KO-pee | Russian | |