Author
- Piccolomo Oltremonti1
- Pier Francesco Portinari1
- Pietro Flores1
- Pietro Lamberti1
- Pietro Magno1
- Pistoia1
- Pius II1
- Pius IV1
- Podestà of Monterubbiano (Italy)1
- Podestà of Monticchiello (Italy)1
- Podestà of Perugia1
- Priori (Florence)1
- Privy Council of the United Kingdom1
- Rabbis of the Jewish Community of Jerusalem1
- Raginaldus Collus Rubeus1
- Ranuccio Farnese1
- Rapolano Terme1
- Republic of Venice1
- Richard Burdet1
- Richard Ward1