"Fortissimo" is a 1966 song brought to success by Rita Pavone.

The music was composed by Bruno Canfora, while the lyrics were written by director and screenwriter Lina Wertmüller, at the time a close collaborator of Pavone, after having directed her in the television miniseries Il giornalino di Gian Burrasca and in the musicarello film Rita the Mosquito.

[1] The arrangements of the song are by Luis Bacalov.

[1] "Fortissimo" was chosen as the opening song of the popular RAI variety show Studio Uno, whose 1966 edition Pavone presented, alternating with Mina, Ornella Vanoni and Sandra Milo.

[1] The song was later covered by several artists, including Mina,[1] Iva Zanicchi,[1] Robert Goulet,[1] Betty Madigan,[1] Laura Bono,[2] Nathalie.