| Keyword | Type | See | See also | Notes |
|---|---|---|---|---|
| Cerro de Trincheras site | Place | |||
| Cerro El Plomo site | Place | |||
| Cerro Sechin site | Place | |||
| Cervical cancer | Keyword | |||
| Cetacea | Keyword | |||
| Ceuta | Place | |||
| Cewa | Ethnic group | Chewa | ||
| Ceylon | Place | Sri Lanka | ||
| Chacben Kax site | Place | |||
| Chachapoya culture | Keyword | |||
| Chachapoya Indians | Ethnic group | |||
| Chachi | Ethnic group | Cayapa | ||
| Chaco | Place | Gran Chaco | ||
| Chaco Boreal | Place | Gran Chaco | ||
| Chaco Canyon site | Place | |||
| Chaco culture | Keyword | |||
| Chacobo | Ethnic group | |||
| Chad | Country | |||
| Chadic languages | Keyword | |||
| Chaga | Ethnic group | |||
| Chaga language | Keyword | |||
| Chagas disease | Keyword | |||
| Chagatai language | Keyword | |||
| Chagga | Ethnic group | Chaga | ||
| Chagga language | Keyword | Chaga language | ||
| Chagos Islands | Place | British Indian Ocean Territory | ||
| Chagossian | Ethnic group | Ilois | ||
| Chakali | Ethnic group | Dhodia | ||
| Chakma | Ethnic group | |||
| Chakossi | Ethnic group | Chokossi | ||
| Chalcatzingo site | Place | |||
| Chalchihuites site | Place | |||
| Chalcolithic period | Keyword | |||
| Chaldean Catholics | Keyword | |||
| Cham | Ethnic group | |||
| Cham empire | Keyword | |||
| Chamacoco | Ethnic group | |||
| Chamar | Ethnic group | Jatavs | ||
| Chamba | Ethnic group | |||
| Chamba | Place | Himachal Pradesh | ||
| Chambri | Ethnic group | |||
| Chamorro | Ethnic group | |||
| Champa | Ethnic group | Changpa | ||
| Chan Chan site | Place | |||
| Chan Chich site | Place | |||
| Chancay culture | Keyword | |||
| Chandigarh | Place | India | ||
| Chane | Ethnic group | |||
| Chang'an | Place | |||
| Chango | Ethnic group |