The Miller family which settled in the Johnson County area were originally from North Carolina. John and Martha Miller were the first of the Miller family to settle here. John was a farmer in North Carolina and the couple were married there and had one child, Haggai M. Miller.

Haggai Miller was born in Obids township, Ashe county, North Carolina, on the 10th of December, 1881. He became a teacher and was a postmaster of Mountain City, TN. Haggai married 25th of October, 1905, at Crandull, to Maude Shoun, a daughter of McClellan Shoun of Mountain City. They had at least two children, Haddon and Homer.