Former Owner
- Nasir al-Din al-Tusi1
- Nathan Brown2
- Nathan Comfort Starr1
- Nathaniel Castleton Stephen Poyntz1
- Nathaniel Dunbar1
- Nathaniel G. Snelling1
- Nathaniel Sherman Bouton1
- National Library of Greece1
- Naulī Viṭhala1
- Naʻīm1
- Nell Wheeler1
- Nettie Goldsmith Naumburg1
- Neuman-Walter1
- Neustift Abbey1
- Neuwerk Nunnery1
- New York Academy of Medicine16
- Newman F. McGirr1
- Niccolò Albergati1
- Niccolò Perotti1
- Nicholai von Bodeck1