The Original Keetoowah Society is a Cherokee religious organization that preserves the culture and teachings of the Keetoowah Nighthawk Society (Cherokee:ᎩᏚᏩ ᎤᎾᏙᏢᎯ) in Oklahoma.According to the historian Allogan Slagle of the United Keetoowah Band of Cherokee Indians, the Original Keetoowah Society is the surviving core of the Cherokee religious movement originally led by Redbird Smith in the nineteenth century to preserve the culture and teachings of the Keetoowah in Oklahoma. In 1993, Slagle confirmed that "The Original Keetoowah Society" evolved from the group known as "The Nighthawk Keetoowahs."