Saint Sebastian
Catholic Encyclopedia: St. Sebastian, Catholic Online: St. Sebastian, For All the Saints: Sebastian, Lives of the Saints: St Sebastian, Patron Saints Index: Sebastian, Saint Sebastien, Sebastian, Saint, St. Fabian and St. Sebastian, The Ecole Glossary: Sebastian
Saint Sergius I
Catholic Encyclopedia, For All the Saints, Popes Through the Ages, The Ecole Glossary
Saint Sexburga
Britannia: St. Sexburga, Catholic Encyclopedia: St. Sexburga, Sexburga of Ely, Widow Abbess
Saint Silverius
Catholic Encyclopedia, For All the Saints, Patron Saints Index, Popes Through the Ages, San Silverio Shrine, Dover Plains, New York, The Ecole Glossary
Saint Simeon Stylites the Elder
He Dug Deeper and Ended Up High, Simeon Stylites, Simeon Stylites the Elder, Hermit, St. Simeon Stylites, St. Simeon Stylites the Elder
Saint Simon the Apostle
Catholic Encyclopedia, Catholic Online, For All the Saints, James Kiefer's Christian Biographies, Lives of the Saints, Patron Saints Index, The Ecole Glossary, Vietnamese Eucharistic Youth Society
Saint Simplicius
Catholic Encyclopedia, For All the Saints, Popes Through the Ages, The Ecole Glossary
Saint Siricius
Catholic Encyclopedia, For All the Saints, Popes Through the Ages, The Ecole Glossary
Saint Sixtus I
Catholic Encyclopedia, For All the Saints, Popes Through the Ages, The Ecole Glossary
Saint Sixtus II
Catholic Encyclopedia, For All the Saints, Popes Through the Ages, Rufinus: Preface to the Sayings of Xystus, The Ecole Glossary
Saint Soter
Catholic Encyclopedia, For All the Saints, Popes Through the Ages, The Ecole Glossary
Saint Stephen
Acts 6:1-8:2, Catholic Encyclopedia: St. Stephen, Catholic Online: St. Stephen, Martyrdom of Saint Stephen, Saint Stephen, Saint Stephen preaching, Saint Stephen, First Christian Martyr, Saint Stephen, the First Martyr, St Stephen, the First Martyr, Stephen the Deacon, Protomartyr
Saint Stephen I
Catholic Encyclopedia, For All the Saints, Popes Through the Ages, The Ecole Glossary
Saint Sylvester I
Catholic Encyclopedia, For All the Saints, James Kiefer's Christian Biographies, Lives of the Saints, Popes Through the Ages, The Ecole Glossary
Saint Symmachus
Catholic Encyclopedia, For All the Saints, Popes Through the Ages, The Ecole Glossary
Saints Sergius and Bacchus
Catholic Encyclopedia, Military Martyrs, The Passion of SS. Serge and Bacchus