Antonio Diodato was born on 30 August 1981 in Aosta but grew up in Taranto.
Moving to Stockholm, he takes part in a compilation lounge and interprets the song "Libiri" (crippled by the Swedish producers, since its title should have been "Liberi") together with local DJs Steve Angello and Sebastian Ingrosso, who will later give life to the Swedish House Mafia. After returning to Italy, Antonio Diodato graduated in Rome, at the Dams.
In 2007 he self-produced an EP that he presented at the Meeting of Independent Labels in Faenza, and in 2010 he recorded the single "Ancora un brivido".
Thanks to Daniele Tortora, producer of Niccolò Fabi, he has the opportunity to record the album "And maybe I'm crazy".
After performing on the occasion of the May Day concert in Taranto, Diodato (this is the stage name by which he is known) contributes to the creation of the soundtrack of Daniele Luchetti's film "Happy Years", interpreting the piece by Fabrizio De André "Love that you come, love that you go".
In February 2014 he is one of the competitors, among the New Proposals, of the "Sanremo Festival", where he performs with the piece "Babilonia" and arrives in second place, surpassed only by Rocco Hunt.
He is satisfied with the jury's prize for quality and the re-edition of "And maybe I'm crazy".
After taking part in numerous episodes of "Che tempo che fa", a broadcast in which he sings live in various places in Italy, in December 2013 he obtained the Deezer prize at the Medimex in Bari as the best artist of the year.
At the end of 2019, after a sentimental relationship with the singer Levante, his participation in Sanremo 2020 was announced: Diodato's song in the competition is titled "Make noise".
It is he who wins the Festival and as the winner he is also designated as the representative of Italy at the Eurovision Song Contest 2020, canceled however a few weeks later due to the COVID-19 pandemic; however, he is among the protagonists, on May 16, 2020, of the Eurovision event: Europe Shine a Light, performing on the occasion at the Verona Arena with the aforementioned Make noise and with an acoustic version of In the blue painted blue.