Prince Emanuele Filiberto Vittorio Eugenio Alberto Genova Giuseppe Maria di Savoia, 2nd Duke of Aosta (Spanish: Manuel Filiberto; 13 January 1869 – 4 July 1931) was an Italian general and member of the House of Savoy, as the son of Amadeo I, and was also a cousin of Victor Emmanuel III of Italy.

Filiberto was also commander of the Italian Third Army during World War I, which earned him the title of the "Undefeated Duke".

He was born in Genoa, the eldest son of Prince Amadeo of Savoy, Duke of Aosta (second son of King Vittorio Emanuele II) and his first wife Donna Maria Vittoria dal Pozzo della Cisterna.

In accordance and observance of his will, he was buried in the military cemetery of Redipuglia, together with thousands of soldiers of the Third Army.

She was a daughter of Prince Philippe of Orléans and the Infanta Maria Isabel of Spain.