- Davanzati, Francesco1
- De caelo (Aristotle)1
- De interpretatione (Aristotle)1
- De motu animalium (Aristotle)1
- De mundo (Aristotle)1
- Deadly sins1
- Detti, Giovanni Baptista1
- Devotional literature, Italian1
- Devotional literature, Sanskrit1
- Di Giovanni, Francesco1
- Dictionaries1
- Didactic literature, German1
- Dioceses1
- Dionysius, the Areopagite, Saint, active 1st century1
- Dispute resolution (Law)1
- Dissenters, Religious1
- Divine office1
- Divine office (Music)1
- Dodoens, Rembert, 1517-15851
- Dominican sisters1