Ludovico I or Louis I was Duke of Savoy from 1440 until his death in 1465.
Imagined portrait of Ludovico by Ferrero di Lavriano, 1701
Amadeus VIII, Duke of Savoy
Amadeus VIII, nicknamed the Peaceful, was Count of Savoy from 1391 to 1416 and Duke of Savoy from 1416 to 1440. He was the son of Amadeus VII, Count of Savoy and Bonne of Berry. He was a claimant to the papacy from 1439 to 1449 as Felix V in opposition to Popes Eugene IV and Nicholas V.
Portrait of antipope Felix V in the Nuremberg Chronicle (1493)
Félix V accepting the authority of Nicholas V, Martial d'Auvergne, illumination from the Vigilles de Charles VII (15th century)