The proposed relationship of James Chapman as the father of Mary Chapman and Robert Chapman is supported by DNA evidence indicating shared ancestry within the family lines.

Specifically, DNA evidence confirms a 3rd cousin, twice removed relationship between NC (a descendant of the Mary Chapman ancestral line) and MB (a descendant of the Robert Chapman ancestral line) with a shared segment of 54.75 cM .

This match is consistent with their placement within these shared ancestral branches.

Further support for shared ancestry within Mary Chapman and Robert Chapman is provided by an additional 1 DNA confirmed relationships among other tested descendants tracing back to these lines.

(*) details visible to users who are logged in and are part of the DNA tested descendants.