Dolores del Río. Dolores del Río (Spanish pronunciation: [doˈloɾes del ˈrio]; born María de los Dolores Asúnsolo López-Negrete; August 3, 1904 – April 11, 1983), was a Mexican actress. She was the first major female Latin cross-over star in Hollywood, with an outstanding career in American films in the 1920s and 1930s.