The proposed relationship of John Cessna as the father of
John Cessna and
Jonathan Cessna is supported by DNA evidence indicating shared ancestry within the family lines.
Specifically, DNA evidence confirms a distant cousin relationship between EO (a descendant of the John Cessna ancestral line) and RC2 (a descendant of the Jonathan Cessna ancestral line) with 43.70 cM of shared DNA across 2 HIR segments.
This match is consistent with their placement within these shared ancestral branches.
Further support for shared ancestry within the John Cessna and Jonathan Cessna lines is provided by an additional 3 DNA confirmed relationships among other tested descendants tracing back to these lines.
Additional relationship details are visible to users who are logged in and are part of the DNA tested descendants.