- Dialogues1
- Dialogues (Literature)1
- Didactic poetry, English (Middle)1
- Diet1
- Diggele, Robert, active 1364-13741
- Dion, approximately 408 B.C.-354 B.C.1
- Dionysius, the Areopagite, Saint, active 1st century1
- Diplomatic relations1
- Discipline1
- Diseases1
- Dispensations1
- Dissertations, Academic1
- Divine office1
- Dominikanerinnenkloster Heilig Kreuz Regensburg1
- Double bands1
- Double cords1
- Dowry (Roman law)1
- Dudley family1
- Durandus, of Saint-Pourçain, Bishop of Meaux, approximately 1275-13341
- Dutch (culture or style)1