"Courts of the Sioux Indians" is a speech given by author Doane Robinson before the South Dakota Bar Association in Pierre, South Dakota on January 21, 1909. In his talk, Robinson explores the court system and justice in the Sioux Indian Courts, examining their history, traditions, and impact on culture and society. The author reveals important aspects of the functioning of the judicial system of Indian tribes, providing a unique perspective on justice and legal traditions of the Sioux. This speech is a valuable resource for understanding Native American culture and the history of justice in North America.