Francesco Cavalli (February 14 1602 - January 14 1676), Italian composer, was born at Crema. His real name was Pietro Francesco Caletti-Bruni, but he is better known by that of Cavalli, the name of his patron, a Venetian nobleman. Wikipedia
The definitive Wikipedia entry for Francesco Cavalli. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Francesco_Cavalli