Marquesses | Titles by Rank
- Marquesses of Saint-Germain
- Marquesses of Saint-Martin
- Marquesses of Saint-Maurice
- Marquesses of Saint-Paul
- Marquesses of Saint-Pouange
- Marquesses of Saint-Sauveur
- Marquesses of Saint-Sulpice
- Marquesses of Sainte-Alvère
- Marquesses of Sainte-Croix
- Marquesses of Sainte-Hermine
- Marquesses of Sala
- Marquesses of Salamanca
- Marquesses of Salar
- Marquesses of Saldanha
- Marquesses of Saliceto
- Marquesses of Salinas
- Marquesses of Salisbury
- Marquesses of Sallerco
- Marquesses of Salobreña
- Marquesses of Saltillo
- Marquesses of Saluzzo
- Marquesses of Saluzzo
- Marquesses of Salza
- Marquesses of Samaranch
- Marquesses of Sambuca
- Marquesses of Sambuci
- Marquesses of Sambuci di San Vito
- Marquesses of San Adrián
- Marquesses of San Agustin
- Marquesses of San Bartolomé del Monte
- Marquesses of San Carlos
- Marquesses of San Cataldo
- Marquesses of San Cristina
- Marquesses of San Cristóbal
- Marquesses of San Damián
- Marquesses of San Dionis
- Marquesses of San Eduardo
- Marquesses of San Esteban del Mar de Natahoyo
- Marquesses of San Felices
- Marquesses of San Felices de Aragón
- Marquesses of San Felipe el Real de Chile
- Marquesses of San Felipe y Santiago
- Marquesses of San Felix
- Marquesses of San Fernando
- Marquesses of San Fernando del Mar
- Marquesses of San Francisco
- Marquesses of San Germano
- Marquesses of San Gil
- Marquesses of San Giuliano
- Marquesses of San Gregorio