Milito was crowned Best Foreign Player, Serie A Player of the Year and Best Bomber.
His success was the icing on the cake for Inter. The Italian champions were voted Team of the Year and scooped four other major honours.
Oscar del Cacio awards:
Best Italian Player: Antonio Di Natale
Best Foreign Player: Diego Milito
Best Young Player: Javier Pastore
Best Goalkeeper: Julio Cesar
Best Defender: Walter Samuel and Giorgio Chiellini
Best Coach: Jose Mourinho
Best Referee: Emidio Morganti
Player of the Year: Diego Milito