Former Owner
- Nicolas Antoine Labbey de Billy1
- Nicolas Fowle1
- Nilorudra Prabhugupta1
- Norman Winestine1
- Norza, Leon1
- Noël Pinelli1
- Nur al-Din Arslan Shah I1
- Nārāyaṇa Gālane1
- Nīlakaṇṭha Tanūja1
- Offley Bohun Stovin Fairless Shore1
- Okar, Baganbhaṭṭa1
- Oswald Carl Friedrich von Seilern und Aspang2
- Otto Ege1
- Otto Jahn1
- Otto Orren Fisher1
- Otto Vollbehr1
- Padmākarabhaṭṭa1
- Paland, Irmengarde von1
- Pangracius Chrewczer1
- Paolo Giovio1