No more info is currently available for John Lemuel Williamson. Can you add to his biography?
"United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MCZG-YDV : accessed 18 October 2015), John L Williamson in household of Freeman Williamson, Lower Johns Creek, Pike, Kentucky, United States; citing enumeration district 99, sheet 645D, NARA microfilm publication T9 (Washington D.C.: National Archives and Records Administration, n.d.), roll 0439; FHL microfilm 1,254,439.
It may be possible to confirm family relationships with John Lemuel by comparing test results with other carriers of his Y-chromosome or his mother's mitochondrial DNA.
However, there are no known yDNA or mtDNA test-takers in his direct paternal or maternal line.
It is likely that these autosomal DNA test-takers will share DNA with John Lemuel: