Former Owner
- Oettingen-Wallerstein library1
- Okar, Baganbhaṭṭa1
- Oswald Carl Friedrich von Seilern und Aspang1
- Otto Jahn1
- Pandit Gobindpurshad1
- Paolino Gianfilippi1
- Paolo Vimercati Sozzi1
- ParvaṇIkara Govindabhaṭṭaputra1
- Paul Gottschalk1
- Paurāṇika, Rāmacandrabhaṭṭa1
- Peretz ben Yehuda Mintz Ashkenazi1
- Peter Le Neve1
- Peter Ludwig1
- Petrus Leonardus1
- Petrus Martinotius1
- Phyllis Walter Goodhart Gordan1
- Piero Ginori Conti1
- Pierre Fraenkel1
- Pieter Bondam1
- Pietro Dini1