Barons | Titles by Rank
- Barons of Pouso Alto
- Barons of Pouso Frio
- Barons of Poussé
- Barons of Poussey
- Barons of Póvoa de Santo Adrião
- Barons of Póvoa de Varzim
- Barons of Prado del Rey
- Barons of Prados
- Barons of Pradt
- Barons of Prag
- Barons of Pranckh
- Barons of Prangins
- Barons of Prankh
- Barons of Presenzano
- Barons of Presin
- Barons of Pretlack
- Barons of Preuilly
- Barons of Prime
- Barons of Prittwitz und Gaffron
- Barons of Proença-a-Velha
- Barons of Proff de Irnich
- Barons of Proff zu Irnich
- Barons of Promnitz
- Barons of Promnitz-Dittersbach
- Barons of Propriá
- Barons of Prosegg
- Barons of Provezende
- Barons of Prussinowitz
- Barons of Prussins
- Barons of Przichowsky
- Barons of Püchheim
- Barons of Pückler
- Barons of Puebla de Rocamora
- Barons of Purroy
- Barons of Puteani
- Barons of Puthorn
- Barons of Putte
- Barons of Puyguilhem
- Barons of Quaraim
- Barons of Quartin
- Barons of Quelus
- Barons of Queluz
- Barons of Queluz-b
- Barons of Queluz-I
- Barons of Quernheim
- Barons of Quinta da Costeira
- Barons of Quinta do Ferro
- Barons of Quintela
- Barons of Quintin
- Barons of Quissamá