The Old Gringo, Carlos Fuentes The Old Gringo is a fiction novel written by one of Latin America’s most renowned and eloquent authors, Carlos Fuentes. Filled with war, adventure, love and more, this novel takes you back to the Mexican revolution fought in 1912. This contemporary fiction is based on many themes found and experienced by the main characters in this novel. The relationship between Mexico and the United States, the drive to find one’s true self and the different ways two men need a woman are only a few themes contained in this story. The question: Is he Ambrose Bierce or just an old gringo, is one that I had to answer whi