Adair is a town in Mayes County, Oklahoma, United States. The population was 790 at the 2010 census, compared to the figure of 704 recorded in 2000. Named for two prominent Cherokee brothers, the town was established in 1883. It opened a Cherokee school.

Mayes County is a county located in the U.S. state of Oklahoma. As of the 2020 census, the population was 39,046. Its county seat is Pryor Creek. Named for Samuel Houston Mayes, Principal Chief of the Cherokee Nation from 1895 to 1899, it was originally created at the Sequoyah Convention in August 1905.