| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Pekka | PEK-kah | Finnish | ||
| Pekko | - | Finnish Mythology | ||
| Pentti | PENT-tee | Finnish | ||
| Pertti | PERT-tee | Finnish | ||
| Perttu | PERT-too | Finnish | ||
| Petra | PET-rah (Finnish), PET-rə (English) | German, Dutch, Czech, Slovak, Slovene, Croatian, Hungarian, Swedish, Finnish, English | ||
| Petri | PET-ree (Finnish) | Finnish, Basque | ||
| Petteri | PET-te-ree | Finnish | ||
| Pietari | PEE-e-tah-ree | Finnish | ||
| Pihla | - | Finnish | ||
| Piia | PEE:-ah | Finnish | ||
| Pilvi | PEEL-vee | Finnish | ||
| Pinja | PEEN-yah | Finnish | ||
| Piritta | PEE-reet-tah | Finnish | ||
| Pirjo | PEER-yo | Finnish |