| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Polycarp | PAHL-ee-kahrp (English) | Ancient Greek (Anglicized) | ||
| Polykarpos | - | Ancient Greek | ||
| Pompeius | - | Ancient Roman | ||
| Pompilius | - | Ancient Roman | ||
| Pomponia | - | Ancient Roman | ||
| Pomponius | - | Ancient Roman | ||
| Pons | - | French (Rare) | ||
| Pontius | PAHN-shəs (English), PAHN-tee-əs (English) | Ancient Roman, Biblical Latin, Biblical | ||
| Porcia | - | Ancient Roman | ||
| Porcius | - | Ancient Roman | ||
| Porphyrios | - | Ancient Greek | ||
| Praxiteles | - | Ancient Greek | ||
| Predrag | - | Serbian, Croatian | ||
| Premislav | - | Medieval Slavic (Hypothetical) | ||
| Premysl | - | Medieval Slavic (Hypothetical) |