The proposed relationship of Walter Koepke as the father of
John Koepke and
Ann Koepke is supported by DNA evidence indicating shared ancestry within the family lines.
Specifically, DNA evidence confirms a 1st cousin, twice removed relationship between JL (a descendant of the John Koepke ancestral line) and CR (a descendant of the Ann Koepke ancestral line) with 288.69 cM of shared DNA across 14 HIR segments.
This match is consistent with their placement within these shared ancestral branches.
Further support for shared ancestry within the John Koepke and Ann Koepke lines is provided by an additional 1 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.