Born in Torre Annunziata, Naples, at just 18 years old Fragna started a long collaboration with Ettore Petrolini as the score composer of his theatrical works.
[1][2] In 1930 he started a career as a film score composer.
[1][2] In 1942 he entered EIAR as the conductor of its "Orchestra Nostrana".
[2] He also composed several pop songs, and two of them entered the competition at the Sanremo Music Festival.
[1] Among his most successful songs, "I pompieri di Viggiù" and "I cadetti di Guascogna".