S
- Sabbah, Michel
- Saint Basil's Cathedral
- Saint Catherine's Monastery, Mount Sinai
- Saint Sophia Cathedral in Kiev
- Saint Sophia Cathedral in Novgorod
- Saint Thomas Christians
- Saints Cyril and Methodius
- Serbian Orthodox Church
- Sergius (Tikhomirov) of Japan (Metropolitan)
- Sobor
- Sorsky, Nil
- Standing Conference of Orthodox Bishops in America
- Starets
- Studenica monastery
- Sui iuris
- Synod of Diamper
- Syriac Catholic Church
- Syriac Christianity
- Syriac Orthodox Church
- Syro-Malankara Catholic Church
- Syro-Malabar Church
Read more about this topic: Index Of Eastern Christianity-related Articles