The proposed relationship of Hilda Marie Antoinette Heid Donley as the mother of
Hilda Marie Donley Schreick and
Ray Mike Donley is supported by DNA evidence indicating shared ancestry within the family lines.
Specifically, DNA evidence confirms a 1st cousin, twice removed relationship between PCD (a descendant of the Ray Mike Donley ancestral line) and HL (a descendant of the Hilda Marie Donley Schreick ancestral line) with 518.47 cM of shared DNA across 17 HIR segments.
This match is consistent with their placement within these shared ancestral branches.