Enrico Toselli, Count of Montignoso (March 13, 1883 – January 15, 1926), was an Italian pianist and composer. Born in Florence, he studied piano with Giovanni Sgambati and composition with Giuseppe Martucci and Reginaldo Grazzini. He embarked on a career as a concert pianist, playing in Italy, European capital cities, Alexandria and North America.
His most popular composition is Serenata 'Rimpianto' Op.6 No.1. His other works include two operettas, La cattiva Francesca (1912) and La principessa bizzarra (1913).