#8470 Mary Grace Boyle ( Bertha Evaline Knepper • Daniel St. Clair Knepper • David Lovett Knepper • John Knepper • Godfrey Knepper◊ • Johann Gottfried "Gottfried" Knepper◊ • Clemens Knepper◊ • Hans Peter Knepper◊ • Tilmann Knepper◊ )

Mary was born 30 Jul 1932. She died 25 Dec 1989.

Clifford T. Wig & Dorothy H. Wig, The Knepper Family Tree, (unpublished, Apr 1997). Ref. as [Wig].

Line Generation: 10

Relationship: Fourth Cousins One Times Removed through Godfrey Knepper◊