Former Owner
- Diogo de Mello family1
- Dionne Louange1
- Dionysiĭ Vasilevich1
- Dmitry Buturlin1
- Domenico Grimani1
- Domenico Levera1
- Domenico Silvio Passionei1
- Domenico Toschi1
- Domenico Turazza1
- Dominican Nunnery Holy Cross1
- Donald S. Klopfer1
- Donato Acciaioli1
- Donato II Silva1
- Donaueschingen court library1
- Dorothy Abbe7
- Dorothy Stahl Brady1
- Dr. Brooks1
- Draycot House1
- Drew Theological School1
- Dropsie College for Hebrew and Cognate Learning29