- Pego, Jacobus de1
- Penance (Islamic law)1
- Pepper (Spice)1
- Pepper (Spice) industry1
- Peraḥyah1
- Perez Barahona, Juan, active 1560-15621
- Perfection--Religious aspects--Catholic Church1
- Perini, Francesco, 1811-18831
- Periodicals1
- Permet, Claude1
- Permet, Jean1
- Pero, Antonio del1
- Pero, Gaspero del1
- Perocti, Maruccio1
- Perpetual calendars1
- Persecution--Early church1
- Persephone (Greek deity)1
- Persian language--Alphabet1
- Persian language--Figures of speech1
- Persian language--Foreign words and phrases--Arabic1