Obit of James Canaday mentions brother, Knewton, of Henry, SD. Henry is in Codington County.
1925 SD state census - Nuten Canaday, 73, resident of Graceland Township, Henry, Codington County. Birthplace - Illinois farm. Mother and father born in IL. 6th grade education. White, single, can read and write.
Name spelled Newton Kenedy in 1860 Empire, McLean, IL census