Will Chapman's DNA has been tested for genealogical purposes. It may be possible to confirm family relationships by comparing test results with Will or other carriers of his ancestors' Y-chromosome or mitochondrial DNA.
Y-chromosome DNA test-takers in his direct paternal line on WikiTree:
Y-Chromosome Test 28 markers, haplogroup R-P297
It is likely that these autosomal DNA test-takers will share DNA with Will: