City: Clarksville JOHNSON, Thomas Dickson, physician and surgeon; born Robertson Co., Tenn., Jan. 21, 1842; Scotch-Irish descent; son of Cave and Elizabeth (Dortch) JOHNSON; father’s occupation lawyer, attorney-general; member of Congress, Postmaster-General United States, president State Bank; paternal grandfather Thomas JOHNSON, paternal grandmother Mary (Noel) JOHNSON, maternal grandfather Isaac DORTCH, […]