Amadeus, Prince of Achaea

Member of the House of Savoy ‧ James of Piedmont's son
Amadeus or Amedeo of Savoy was the son of James of Piedmont and his third wife Marguerite de Beaujeu. By James' will of 16 May 1366, he was declared his firstborn and heir. In 1367, he succeeded his father in his titles of Lord of Piedmont and... Wikipedia