- San Marziano (Monastery : Tortona, Italy)2
- San Miniato, Cosimo di2
- San Miniato, Giovanni di2
- San Miniato, Jacopo di2
- San Miniato, Simone di2
- San Miniato, Tommaso di2
- Santa Maria Novella (Church : Florence, Italy)2
- Santa Trinità di Spineto (Monastery : Sarteano, Italy)2
- Savelli, Troilo, -15922
- Savonarola, Girolamo, 1452-14982
- Science2
- Scotland2
- Sententiarum libri IV (Peter Lombard, Bishop of Paris)2
- Service books (Music)--Catholic Church2
- Spiritual life--Catholic Church2
- Spiritual life--Christianity2
- Strozzi, Giovanni2
- Süleyman I, Sultan of the Turks, 1494 or 1495-15662
- Tau (Church : Pistoia, Italy)2
- Ten commandments2