- Di Leone, Giovanni1
- Di Meo, Antonio, 1947-1
- Di Pietro, Giovanni1
- Di Stefano, Antonio1
- Dialogues1
- Didactic literature, German1
- Didactic poetry, Latin1
- Didactic poetry, Latin (Medieval and modern)1
- Dini, Francesco1
- Diocletian, Emperor of Rome, 245-3131
- Dionysius, the Areopagite, Saint, active 1st century1
- Discoveries in geography1
- Discoveries in geography--French1
- Dispute resolution (Law)1
- Dissenters, Religious1
- Divine office (Music)1
- Divine right of kings1
- Dodoens, Rembert, 1517-15851
- Dolfi, Dolfo1
- Dolfi, Domenico1