| Philo | | - | Ancient Greek (Latinized) | |
| Phocas | | - | Ancient Greek (Latinized) | |
| Photina | | - | Ancient Greek (Latinized) | |
| Plato | | PLAY-to (English) | Ancient Greek (Latinized) | |
| Pyrrhus | | PIR-əs (English) | Greek Mythology (Latinized), Ancient Greek (Latinized) | |
| Roxana | | rahk-SAN-ə (English), rok-SAHN-ah (Spanish) | English, Spanish, Romanian, Ancient Greek (Latinized) | |
| Seleucus | | - | Ancient Greek (Latinized) | |
| Socrates | | SAHK-rə-teez (English) | Ancient Greek (Latinized) | |
| Sophocles | | SAHF-u-kleez (English) | Ancient Greek (Latinized) | |
| Sophus | | - | Ancient Greek (Latinized) | |
| Telesphorus | | - | Ancient Greek (Latinized) | |
| Themistocles | | - | Ancient Greek (Latinized) | |
| Theocritus | | - | Ancient Greek (Latinized) | |
| Theodorus | | - | Ancient Greek (Latinized), Dutch | |
| Theodosius | | - | Ancient Greek (Latinized) | |