| Petrasancta (Sylvester) Soc. Iesu |
| Petri (Io. Gottlieb) |
| Petrobelli (P. Serafino) da Lendenora, Cappuccino |
| Petronius (Titus), Arbiter |
| Petrus Archiepiscopus Alexandrinus, et Martyr. an. 300 |
| Petrus de Marca Arch. |
| Petrus Epus Ravennae |
| S. Petrus Mauritius, dictus Venerabilis |
| Peverati (Angelus Maria) |
| Peyronie (M.r François de la) |
| Pfaff (Christoph. Matthaeus) |
| Pfizer (Io. Iacobus) |
| Phalaris Tyrannus Agrigentinorum |
| Philalethus (Candidus) |
| Philelphus (Franciscus) |
| Philippus Ecclesiae Eystettensis XXXIX Epus. |
| Philo Iudaeus seu Hebraeus |
| Philoponus (Ioannes Grammaticus cognom.) |
| Philoteus Patriarcha Constantinopolitanus |
| Photius Patriarcha Constantinopolitanus |
| Phreyslebius (Christophorus) |
| Piazzi (Matteo) |
| Piccius (Monachus) |
| Piccolomini (Aeneas Sylvius) |
| Piccolomini (Alessandro) Sanese |