| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Pelagia | pe-LAHG-yah (Polish) | Ancient Greek, Greek, Polish | ||
| Pelagios | - | Ancient Greek | ||
| Pelagius | - | Ancient Greek (Latinized) | ||
| Pen | PEN | English | ||
| Pene | - | English (Rare) | ||
| Penelope | pə-NEL-ə-pee (English) | Greek Mythology, English | ||
| Penny | PEN-ee | English | ||
| Peony | PEE-ə-nee | English (Rare) | ||
| Pepca | - | Slovene | ||
| Perce | PURS | English | ||
| Perchuhi | - | Armenian | ||
| Percival | PUR-si-vəl (English) | Arthurian Romance, English | ||
| Percy | PUR-see | English | ||
| Peregrine | PER-ə-grin, PER-ə-green | English (Rare) | ||
| Pericles | PER-i-kleez (English) | Ancient Greek (Latinized) |