- Dattātreya (Hindu deity)1
- Datura--Religious aspects--Hinduism1
- Davanzati, Francesco1
- Davanzati, Niccolò1
- David, King of Israel1
- Dawwānī, Muḥammad ibn Asʻad, 1426 or 1427-1512 or 1513. Risālat al-Zawrāʼ1
- Dawwānī, Muḥammad ibn Asʻad, 1426 or 1427-1512 or 1513. Zawrāʼ1
- Dayrūṭī, Muḥammad ibn Aḥmad, -1515 or 1516. Dimyāṭīyah1
- Days2
- Daśaratha2
- Daśaslokī (Śaṅkarācārya)4
- Daṿid ben Yitsḥaḳ, ha-Leṿi. 11th century1
- De anima (Aristotle)3
- De caelo (Aristotle)3
- De consolatione philosophiae (Boethius)2
- De generatione et corruptione (Aristotle)5
- De institutione musica (Boethius)1
- De interpretatione (Aristotle)3
- De motu animalium (Aristotle)1
- De mundo (Aristotle)2