- Falcucci, Niccolò, -1411 or 1412, author1
- Filelfo, Francesco, 1398-1481.1
- Giovanni d'Andrea, approximately 1270-1348, author1
- Gregory I, Pope, ca. 540-6041
- Gutierrez, Julián, -15201
- Hermannus, de Sittard.1
- Herolt, Joannes, 15th cent1
- Holy Roman Empire.1
- Ibn Māsawayh, Yūḥannā, -857 or 8581
- Isocrates1
- Isocrates. To Demonicus1
- Isocrates. To Nicocles1
- Jacobus, de Clusa, 1381?-1465.1
- Jean, de Tournemire, approximately 1330-approximately 13961
- Jerome, Saint, d. 419 or 201
- Kerver, Thielmann, d. 15221
- Lazzarelli, Ludovico, 1450-1500, author1
- Lefèvre, Raoul, active 1460.1
- Leonardus, de Utino, 15th cent.1
- Majūsī, ʻAlī ibn al-ʻAbbās, 10th/11th cent1