Cotto is a surname. People with the surname include:
Abner Cotto (born 1987), Puerto Rican professional boxerAntonio Correa Cotto, Puerto Rican outlawDelilah Cotto, Puerto Rican actress, dancer and modelEdgar Aroldo Cotto Gonzalez Guatemalan footballerHenry Cotto, American professional baseball playerJosé Juan Cotto, Puerto Rican professional boxerJose Miguel Cotto, Puerto Rican professional boxerMiguel Cotto, Puerto Rican professional boxer-(the Cotto boxers are brothers)Vir Cotto, a character from the Babylon 5 universe