| Peridot | Woman | French Names |
| Perilla | Woman | American Names |
| Periwinkle | Woman | English Names |
| Perkins | Unisex | English Names |
| Perla | Woman | Spanish Names |
| Perlita | Woman | Italian Names |
| Përparim | Man | Albanian Names |
| Perpetua | Woman | Latin Names |
| Perrin | Unisex | French Names |
| Perris | Unisex | French Names |
| Perry | Man | English Names |
| Persephone | Woman | Greek Names |
| Perseus | Man | Greek Names |
| Persis | Woman | Greek Names |
| Pertessa | Woman | Italian Names |
| Perth | Man | Scottish Names |
| Pesach | Man | Hebrew Names |
| Peso | Man | Spanish Names |
| Peta | Woman | Greek Names |
| Pete | Man | Greek Names |