- Crusades (Second) (1147-1149)1
- Cueva y de Castilla, Beltrán III de la, Duke of Alburquerque, -16121
- Cynics (Greek philosophy)1
- Cyprian War (1570-1571)1
- Czech Republic--Brno1
- Czech Republic--Prague1
- Damanhūrī, Aḥmad ibn ʻAbd al-Munʻim1
- Dante Alighieri, 1265-13211
- Dawwānī, Muḥammad ibn Asʻad, 1426 or 1427-1512 or 15131
- Dayrūṭī, Muḥammad ibn Aḥmad, -1515 or 1516. Dimyāṭīyah1
- De bello Gallico (Caesar, Julius)1
- Dead--Religious aspects--Islam1
- Death--Religious aspects--Judaism1
- Debts, External1
- Decorated edges1
- Dervishes1
- Descripción de las Indias Occidentales (Herrera y Tordesillas, Antonio de)1
- Despotism1
- Devices (Heraldry)1
- Devotional literature1