Marquesses | Titles by Rank
- Marquesses of Rode
- Marquesses of Rofrano
- Marquesses of Roisin
- Marquesses of Romand
- Marquesses of Romeral
- Marquesses of Roncali
- Marquesses of Roquefeuil
- Marquesses of Roquefeuil et du Bousquet
- Marquesses of Roquefeuil-Cahuzac
- Marquesses of Roquemaurel
- Marquesses of Roquette
- Marquesses of Rosanbo
- Marquesses of Rosny
- Marquesses of Rota
- Marquesses of Rothelin
- Marquesses of Roucy
- Marquesses of Rougé
- Marquesses of Roure
- Marquesses of Roussille
- Marquesses of Royan
- Marquesses of Royon
- Marquesses of Rozalejo
- Marquesses of Rubi
- Marquesses of Ruchena
- Marquesses of Ruffec
- Marquesses of Ruffey
- Marquesses of Rupit
- Marquesses of Sá da Bandeira
- Marquesses of Sabará
- Marquesses of Sabotino
- Marquesses of Sabran
- Marquesses of Sabugosa
- Marquesses of Sade
- Marquesses of Sagnier
- Marquesses of Saillans
- Marquesses of Saint Blancard
- Marquesses of Saint Martin
- Marquesses of Saint Nectaire
- Marquesses of Saint Pierre
- Marquesses of Saint Remy
- Marquesses of Saint Sulpice
- Marquesses of Saint Thomas-de-Coeur
- Marquesses of Saint-Aulaire
- Marquesses of Saint-Belin
- Marquesses of Saint-Blancard
- Marquesses of Saint-Exupéry
- Marquesses of Saint-Fal
- Marquesses of Saint-Genys
- Marquesses of Saint-Germain
- Marquesses of Saint-Martin