William Rankin Yearout married Myra McCulley (McCully) May 22, 1856 in Blount Co., Tenn.. Myra may have been an orphan. She and two younger siblings were enumerated in 1850 living with the Rev. Spencer Henry.
Four children were born to William and Myra: (1) Mary E., b. Feb 25, 1857, d. May 5, 1898 (m) Robert C. Poland, Dec 15, 1878. They had three children: Birtie, William and James. Her husband remarried in 1899. (2) Manerva J., b. abt 1859, d. aft 1910 (3) Lowery John (or John Lowery), b. Dec 15, 1860, d. July 16, 1939 (m) Myrtle Ells Byerley in 1892. They had six children: Louise, William, Charles, Mary, (unknown son), Helen. (4) Madaline, b. abt 1866, d. aft 1910. She appears Louise L. in the 1910 census with her mother.