[2] He is the son of popular song singer Giuseppe Ranno, known by the pseudonym Stefano Biondi, and he chose his stage name accordingly.

Biondi was passionate about soul and trained by listening to the records of Lou Rawls, Al Jarreau and Isaac Hayes among others, while important for his artistic growth, he declared, was the friendship with fellow citizen Gianni Bella.

[6] Years after he accompanied Franco Califano, Peppino Di Capri, Fred Bongusto, Rosario Fiorello and others on their Concert tours.

After a long series of collaborations with Italian and international artists, as well a small production of disco music, he achieved success in 2006 with the Schema Records album Handful of Soul.

His deep and warm voice recalls the great interpreters of soul and rhythm and blues music.