Earls, Counts | Titles by Rank
- Counts of Serramagna
- Counts of Serre de Saint Roman
- Counts of Serviá
- Counts of Servon
- Counts of Sesmaisons
- Counts of Sevilla la Nueva
- Counts of Seyssel-Cressieu
- Counts of Sézanne
- Counts of Sèze
- Counts of Sicília
- Counts of Sickingen-Hohenburg
- Counts of Sierrabella
- Counts of Siete Fuentes
- Counts of Sieuve de Menezes
- Counts of Sieyès
- Counts of Siguenza
- Counts of Silvã
- Counts of Silva Monteiro
- Counts of Silva Sanches
- Counts of Silva-Tarouca
- Counts of Silva-Tarouca-Unwerth
- Counts of Silves
- Counts of Simancas
- Counts of Simari
- Counts of Simas
- Counts of Sinarcas
- Counts of Sinety
- Counts of Sinopoli
- Counts of Sintra
- Counts of Sinzendorf
- Counts of Sinzendorf-Ernstbrunn
- Counts of Sinzendorf-Neuburg
- Counts of Sinzendorf-Rheineck
- Counts of Sinzendorff
- Counts of Siracusa
- Counts of Siruela
- Counts of Siusli
- Counts of Sivignon
- Counts of Soana
- Counts of Sobanski
- Counts of Sobradiel
- Counts of Sobrado
- Counts of Sobral
- Counts of Soden-Fraunhofen
- Counts of Södermöre
- Counts of Soissons
- Counts of Solms
- Counts of Solms-Baruth
- Counts of Solms-Braunfels
- Counts of Solms-Braunfels-Greifenstein