Watched by 100 million viewers , 16 year old Gigliola Cinquetti , a schoolgirl from Italy , won this year ' s Eurovision Song Contest with her song , " I'm Too Young to Love " . The contest was held in Copenhagen , Denmark on Saturday . Photo shows ; Gigliola Cinquetti with the composer of her song , Gianfranco Monaldi after they had received their awards . Behind them are the drummers and trumpeters of the famous Copenhagen Tivoli Guard . 23 March 1964