↑ "United States Census, 1850," index and images, FamilySearch, James Vanwinkle in household of Leanny Vanwinkle, Madison county, part of, Madison, Kentucky, United States; citing family 565, NARA microfilm publication M432 (Washington, D.C.: National Archives and Records Administration, n.d. 
Thanks to Rhonda Lewis for starting this profile. Click the Changes tab for the details of contributions by Rhonda and others.
It may be possible to confirm family relationships with James by comparing test results with other carriers of his ancestors' Y-chromosome or 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 James: