» See also Valentine and Valentino.Valentini may refer to the following: Surname Giovanni Valentini (c.1582–1649), Italian baroque composer, teacher of Johann Kaspar Kerll Giovanni Valentini (classical composer) (c. 1730 – 1804), Italian classical composer, poet and painter. Gian Domenico Valentini (1639–1715), Italian still life painter Giuseppe Valentini (1681–1753), Italian violinist, painter, poet, and composer Lucia Valentini Terrani (1948–1998), Italian… (More on Valentini)