Author
- Pomponius Mela1
- Porcellio1
- Porphyry1
- Prince-Bishopric of Toul1
- Priori (Florence)1
- Privy Council of the United Kingdom1
- Pseudo-Augustine1
- Pseudo-Phalaris1
- Ptolemaeus Tancredius1
- Qasem-e Anvar1
- Ramon Llull1
- Ranuccio Farnese1
- Rapolano Terme1
- Raymond of Sabunde1
- Regia Camera (Duchy of Milan)1
- Republic of Venice1
- Richard Burdet1
- Richard II of England1
- Richard Ward1
- Robert Cooke1