William Jackson Williamson called "Will Jack" was son of William Williamson and Elizabeth Price. He married twice.
1/wife E. Jane Alexander 8 Sep 1873 Owen Co., KY. and had two sons: Thomas "Morgan" Williamson who later married Lucinda Tucker 6 June 1894 Scott Co., KY. and had children Evalenar, Claud, Alonzo Williamson. Also son James Williamson b. 1876 Owen/Scott Co., KY. After death of E. Jane Alexander Williamson, William Jackson Williamson married 2/wife Parthena J. Maxwell 7 Sep 1879 Owen Co., KY.(her 2nd husband) d/o James Maxwell and Arminta Reed Maxwell. They had four children 2 living on 1910 census. Daughter Mattie T. Williamson b. 8 Dec. 1892 Scott Co., KY. found on 1900 and 1910 Census m. Bruce Browning Hall.
Both Parthena Jane Maxwell Williamson and daughter Mattie T. Williamson Hall are buried in Georgetown Cemetery.

Federal Census
1850 Scott Co., KY. pg. 439
Wm. Williamson and Elizabeth and family
Wm. J. age 9 yrs. b. KY
1860 Scott Co., KY Dist 2 pg. 44 Georgetown
Wm. Williamson and children, Elizabeth had died
Wm. Jackson Williamson 17 yrs. b. KY
1870
1880 Scott Co., KY. Lytles Fork pg.111
1900 William J. Williamson
Scott Co., KY. Turkeyfoot
1910 William J. Williamson
Scott Co., KY. Oxford Pct.
1920 not listed Williams Jackson Williamson

Will Jack Williamson died after 1920 Federal Census. Book Reference: Gone, Forgotten, Now Remembered: Scott County, Kentucky Cemeteries by Scott County, KY. Genealogical Society
buried in Mt. Gilead Cemetery-Muddyford area.
Son "Morgan" Thomas Morgan Williamson also buried heren from first wife E. Jane Alexander Williamson. They also had another son James Williamson b. 1876 Owen Co., KY.