Names starting with C
- Caius
- Callisto
- Camila
- Camilla
- Camille
- Caridad
- Carl
- Carlo
- Carlos
- Carmelo
- Carmen
- Carolina
- Cassian
- Cassius
- Castor
- Catalina
- Caterina
- Catherine
- Cecilia
- Ceferino
- Celestina
- Celestine
- César
- Cesidio
- Chad
- Charles
- Chiara
- Christian
- Christopher
- Chrodegang
- Ciarán
- Ciriaco
- Claire
- Clara
- Claude
- Claudine
- Claudio
- Clelia
- Clemens
- Clement
- Clemente
- Clotilde
- Colman
- Columba
- Concepción
- Conrad
- Constantino
- Contardo
- Corentin
- Cosmas
- Crescencio
- Crispin
- Cristóbal
- Cruz
- Cuthbert
- Cyngar
- Czesław