Author
- Omar Khayyám3
- Paul of Venice3
- Peter Cantor3
- Philipp Melanchthon3
- Pietro de' Crescenzi3
- Pius II3
- Pope3
- Pseudo-Llull3
- Qarah Khalīl3
- Qarajah Aḥmad3
- Qutb al-Din al-Safawi3
- Ramaḍān ibn Abī Hurayrah Jazarī3
- Ranulf Higden3
- Richard of Saint Victor3
- Roman Catholic Diocese of Arezzo3
- Rumi3
- Rāmatīrthayati3
- Salih Nasr Allah ibn Sallum Halabi3
- Saúl Levi Morteira3
- Saʻīd Najm al-Dīn ʻAjamī3