Juan Dolores (June 24, 1884 – July 19, 1948), was a Tohono O'odham Native American of the , acting as one of the first linguists of the O'odham language. He is the first person to document traditional Tohono O'odham fables and myths, and worked with Alfred L. Kroeber to document the first studies into the O'odham language's grammar, which would eventually be compiled and published alongside other documents in The Language of the Papago of Arizona by John Alden Mason. In addition to his contributions to research into O'odham grammar, he worked on his own notes for the University of California.