- Devotional exercises1
- Di Leone, Francesco1
- Di Leone, Giovanni1
- Didactic poetry, Latin (Medieval and modern)1
- Dispute resolution (Law)1
- Dissenters, Religious1
- Divine Office (Music)1
- Domitian, Emperor of Rome, 51-961
- Dowry1
- Dulaert, Johannes1
- Dyes and dyeing1
- Ecclesiastical geography1
- Eder, Georg, 1524-15871
- Election law (Canon law)1
- Elections1
- Elegiac poetry, Latin1
- Eleventh century1
- Encheiridion harmonikēs (Nicomachus, of Gerasa)1
- End of the world1
- English language--Middle English1