Barons | Titles by Rank
- Barons of Castrocucco
- Barons of Catas Altas
- Barons of Catas Altas-I
- Barons of Catete
- Barons of Catu
- Barons of Catuama
- Barons of Catumbi
- Barons of Caubon
- Barons of Caxangá
- Barons of Caxias
- Barons of Cazenave
- Barons of Ceará-Mirim
- Barons of Celles
- Barons of Celso
- Barons of Centineo
- Barons of Cercal
- Barons of Cernache
- Barons of Cetto
- Barons of Chalencon
- Barons of Châlus
- Barons of Chambrier
- Barons of Chamerolles
- Barons of Champchevrier
- Barons of Champlost
- Barons of Chanceleiros
- Barons of Chantal
- Barons of Chappes
- Barons of Charette
- Barons of Charette de La Contrie
- Barons of Charlus
- Barons of Charolais
- Barons of Chassériau
- Barons of Chastellux
- Barons of Chateaubriand
- Barons of Chateaubriant
- Barons of Châtillon
- Barons of Chaulieu
- Barons of Chaumont
- Barons of Chauville
- Barons of Chauvirey
- Barons of Chevetogne
- Barons of Chevron
- Barons of Cheyrières
- Barons of Chilham
- Barons of Chilly
- Barons of Cimbres
- Barons of Cimbres-I
- Barons of Civrac
- Barons of Clairvaux
- Barons of Claret