Earls, Counts | Titles by Rank
- Counts of Campo Alegre
- Counts of Campo Belo
- Counts of Campo de Alanje
- Counts of Campo Eril
- Counts of Campo Real
- Counts of Campo Rey
- Counts of Campo-Giro
- Counts of Campohermoso
- Counts of Cañada Alta
- Counts of Canalejas
- Counts of Canaples
- Counts of Canavial
- Counts of Cancelada
- Counts of Candale
- Counts of Cañete de las Torres
- Counts of Cañete del Pinar
- Counts of Canillas
- Counts of Canillejas
- Counts of Canimar
- Counts of Canosio
- Counts of Cantanhede
- Counts of Cantanzaro
- Counts of Cantillana
- Counts of Cap
- Counts of Capaccio
- Counts of Caparica
- Counts of Caprivi de Caprara de Montecuculi
- Counts of Caraglio
- Counts of Caraman
- Counts of Caraman-Chimay
- Counts of Carapebus
- Counts of Carcassone
- Counts of Carcassonne
- Counts of Carcavelos
- Counts of Carcès
- Counts of Cardona
- Counts of Caresana
- Counts of Caria
- Counts of Cariati
- Counts of Carinola
- Counts of Caríntia
- Counts of Carisio
- Counts of Carlet
- Counts of Carmagnola
- Counts of Carmoy
- Counts of Carnide
- Counts of Carnota
- Counts of Carotti
- Counts of Carpegna
- Counts of Carpi