| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Pisti | - | Hungarian | ||
| Pitambar | - | Indian, Hindi | ||
| Pitter | PIT-tər (Limburgish) | Frisian, Limburgish | ||
| Pius | PIE-əs (English) | Late Roman | ||
| PlÁCido | PLAH-thee-dho (Spanish), PLAH-see-dho (Latin American Spanish) | Spanish, Portuguese | ||
| Placid | PLA-sid | English (Rare) | ||
| Placida | - | Late Roman, Italian | ||
| Placido | - | Italian | ||
| Placidus | - | Late Roman | ||
| Plamen | - | Bulgarian, Serbian | ||
| Plato | PLAY-to (English) | Ancient Greek (Latinized) | ||
| Platon | - | Ancient Greek, Greek, Russian | ||
| Pleasance | PLEZ-ənts | English (Archaic) | ||
| Plinio | - | Italian, Spanish | ||
| Plinius | - | Ancient Roman |