| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Pelagios | - | Ancient Greek | ||
| Pelagius | - | Ancient Greek (Latinized) | ||
| Pericles | PER-i-kleez (English) | Ancient Greek (Latinized) | ||
| Perikles | - | Ancient Greek | ||
| Petronia | - | Ancient Roman | ||
| Petronius | - | Ancient Roman | ||
| Phaedrus | - | Ancient Greek (Latinized) | ||
| Phaidros | - | Ancient Greek | ||
| Pherenike | - | Ancient Greek | ||
| Philandros | - | Greek Mythology, Ancient Greek | ||
| Phile | - | Ancient Greek | ||
| Philippos | - | Ancient Greek, Biblical Greek | ||
| Philo | - | Ancient Greek (Latinized) | ||
| Philokrates | - | Ancient Greek | ||
| Philon | - | Ancient Greek |