Ludovico I or Louis I (Italian: Lodovico; 24 February 1413 – 29 January 1465) was Duke of Savoy from 1440 until his death in 1465.

Louis was born at Geneva the son of Amadeus VIII, Duke of Savoy and Mary of Burgundy;[1] he was the first to hold the title of Prince of Piedmont.

The family lived in Allaman Castle, Vaud/Switzerland and as Count de Vaud, Savoy tried to conquer the Duchy of Milan, then under the Repubblica Ambrosiana, but failed.

In 1452 he received the Shroud of Turin from Margaret de Charny.

[2] It was held by the House of Savoy until 1946, at the end of the Kingdom of Italy and bequeathed to the Holy See in 1983.