- Burlesques1
- Calera, Rodrigo1
- Callistus II, Pope, -11241
- Cardinals1
- Cardona, Catalina de, 1519-15771
- Caro, Ana1
- Carretto, Federico del1
- Carretto, Felicita del1
- Carretto, Geronimo del1
- Carretto, Giovanni del1
- Carretto, Paolo del1
- Carrillo family1
- Carrillo, Pedro, -approximately 1436--Family1
- Castile (Kingdom). Cortes1
- Catches1
- Catholic Church. Diocese of Sigüenza-Guadalajara (Spain)1
- Catholic Church. Province of Santiago de Compostela (Spain)1
- Centellas y Confortes, Jaime1
- Centellas, Magdalena de1
- Charles IV, Duke of Lorraine, 1604-16751