Dolores del Rio was a Mexican actress and dancer who was active in Hollywood during the 1920s and 1930s. She is best known for her roles in silent films such as 'What Price Glory' and 'Ramona'. Her career spanned over four decades and she was the first Latin American movie star to gain international recognition. The crossword solution for Dolores del Rio is RIO, which stands for the Rio Grande river that forms part of the border between Mexico and the United States.