- Calligraphy, Arabic1
- Celibacy--Christianity1
- Census1
- Charitable uses, trusts, and foundations1
- Charts, diagrams, etc.1
- Children1
- Children--Death--Religious aspects--Islam1
- Christian hagiography1
- Christians1
- Chronograms1
- Companions of the Prophet Muhammad1
- Consolation1
- Cosmography1
- Creeds1
- Crimean War (1853-1856)1
- Cyprus1
- Damanhūrī, Aḥmad ibn ʻAbd al-Munʻim1
- Danii︠a︡l-sultan1
- Dawwānī, Muḥammad ibn Asʻad, 1426 or 1427-1512 or 15131
- Dayrūṭī, Muḥammad ibn Aḥmad, -1515 or 1516. Dimyāṭīyah1