- Matthei, Bernardino1
- Merchants1
- Meschiati, Giovanni1
- Military religious orders1
- Monasticism and religious orders1
- Monasticism and religious orders for women1
- Monasticism and religious orders--Middle Ages1
- Niccola, Contro di1
- Orden de Santiago1
- Pago, Sapia di1
- Paltonibus, Antonio de1
- Pannilini, Francesco1
- Pannilini, Guglielmo1
- Papi, Giovanni1
- Parent and child (Law)1
- Petronibus, Agabitus de1
- Petronibus, Ludovicus Salimbeni de1
- Petronibus, Petronius Caterini de1
- Petronibus, Petronius de1
- Piccolomini, Agnes1