Definities van Geographisch- historisch woordenboek in de Ensie C
- Clusium
- Clusius
- Clusone
- Clutz
- Clyben
- Clyde
- Clyde (rivier)
- Clydesdale
- Clypea
- Clytemnestra
- Cn. domitius corbulo
- Cneius julius agricola
- Cneius salvius amandus
- Cnejus flavius
- Cnejus Nævius
- Cnemis
- Cneph
- Cnidus
- Cnjacius
- Cnossus
- Co
- Coa
- Coango
- Coanza
- Coary
- Coatzacoalco
- Cobad
- Cobadonga
- Coban
- Cobbé
- Cobequid-mountains
- Cobija
- Coblentz
- Cobra
- Coburg
- Cocconato
- Cochabamba
- Cocherel
- Cochin
- Cochrane
- Cock
- Cockburn
- Cocker
- Cockermouth
- Cocosaten
- Cocytus
- Codanus sinus
- Codes
- Codogno
- Codrington
- Codroipo
- Codrus
- Coël
- Coëlemu
- Cœlesyria
- Coelius aurelianus
- Cœlius morts
- Coëllo
- Coeur Jacques
- Coevorden
- Coggia-effendi
- Cogliano
- Cognac
- Cogoletto
- Cohahuüa
- Cohary
- Cohoos
- Cohorte
- Coiljo
- Coimbatore
- Coimbra
- Coin
- Coira
- Cojutepec
- Col
- Col du bonhomme
- Cola Riënzi
- Colaba
- Colapoor
- Colar
- Colares
- Colberg
- Colbert
- Colchagua
- Colchester
- Colchis
- Coldingham
- Coldstream
- Coleah
- Colebrookdale
- Coleraine
- Coles (stad)
- Coles (stam)
- Colesberg
- Colette
- Coligny
- Colima
- Colin Mac-Laurin
- Coliseo
- Collahuas
