Galen of Pergamon (Latín: Claudius Galenus, Greek: Κλαύδιος Γαληνός), born September c. 130 CE, died c. 200), was a Roman and Greek physician, surgeon, and philosopher. Alongside Hippocrates he is the founder of the humoral theory and the Greco-Roman medical system, which remained hegemonic until 17th century in the western world.

Savonarola
Paduan physician and humanist from Italian Renaissance. He was professor of practical medicine at the Studium Venetum of Padua before becoming court physician to the House of Este at Ferrara

