It may be possible to confirm family relationships with Buck 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 Buck:
I am the 3rd great grandaughter of John(Buck) Deaton and Malinda Watts, through his son George W. and his wife Sarah(combs?). their daughter Matilda Deaton married Wiley Mullins and was my great grandmother. See Deaton 392.