- Albertus, Magnus, Saint, 1193?-1280, author1
- Alcanyís, Lluís, -15061
- Mattiolo, da Perugia, -1480?1
- Nicolaus, Salernitanus, active 12th century, author1
- Polcastro, Sigismondo, 1379?-14731
- Salicetus, Nicolaus, -approximately 1493, author1
- Scot, Michael, approximately 1175-approximately 12341