| Ptolemaios | | - | Ancient Greek | |
| Ptolemais | | - | Ancient Greek | |
| Publius | | PUWB-li-uws (Ancient Roman), PUB-lee-əs (English) | Ancient Roman | |
| Pyrrhos | | - | Greek Mythology, Ancient Greek | |
| Pyrrhus | | PIR-əs (English) | Greek Mythology (Latinized), Ancient Greek (Latinized) | |
| Pythagoras | | pi-THAG-ər-əs (English) | Ancient Greek | |
| Quintilianus | | - | Ancient Roman | |
| Quintillus | | - | Ancient Roman | |
| Quintina | | - | Ancient Roman | |
| Quintinus | | - | Ancient Roman | |
| Quintus | | KWIN-tuws (Ancient Roman), KWIN-təs (English) | Ancient Roman | |
| RÁ&Eth;ÚLfr | | - | Ancient Scandinavian | |
| RÚNa | | - | Ancient Scandinavian, Icelandic | |
| RÚNi | | - | Ancient Scandinavian | |
| Raban | | - | Ancient Germanic | |