John Bernardo Zucchinetti was an Italian composer and organist. Member of a family of musicians active in Central and Eastern Lombardy, in his youth was a pupil of Giovanni Andrea Fiorini in Milan. In 1755 he became choirmaster and organist of the Cathedral of Varese and from 1757 alongside the same position for the Cathedral of Monza. He went to Milan, where from 1773 to 1779 he was organist and choirmaster of the Cathedral.