Pietro Valdoni (February 22, 1900 - November 23, 1976) was a clinical surgeon and professor at Sapienza University of Rome. He represents the incarnation of the professional scientist, erudite and essayist of considerable commitment. Valdoni with his natural charisma created a new kind of experimental surgical school which still today remains a point of reference for modern doctors and surgeons. Pietro Valdoni has impressed with his work, culture and innovative force a new way of doing surgery characterizing an era of European and Worldwide medicine.