| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Pipin | - | Ancient Germanic | ||
| Pippa | PIP-ə | English | ||
| Pippin (1) | - | Ancient Germanic | ||
| Placid | PLA-sid | English (Rare) | ||
| Placide | - | French | ||
| Plato | PLAY-to (English) | Ancient Greek (Latinized) | ||
| Platon | - | Ancient Greek, Greek, Russian | ||
| Pleasance | PLEZ-ənts | English (Archaic) | ||
| Plinius | - | Ancient Roman | ||
| Ploutarchos | - | Ancient Greek | ||
| Poghos | - | Armenian | ||
| Pollie | PAHL-ee | English | ||
| Polly | PAHL-ee | English | ||
| Polona | - | Slovene | ||
| Polycarp | PAHL-ee-kahrp (English) | Ancient Greek (Anglicized) |