Died
1799
Washington, Virginia, United States. [5]
Buried
Green Spring, Washington County, Virginia, USA. [6]
Marriage
Husband Samuel Duff.
Wife Mary Knox.
Child: @I365@.
Marriage
1769
Pennsylvania[7]
External Files
File M353. File: Users/bwahl/Documents/Family Tree Maker/Beulah McDonald Tree MediaUS Sons of the American Revolution Membership App(7)-1.jpg. U.S., Sons of the American Revolution Membership Applications, 1889-1970. 12217, 9:15:59 AM.
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DNA Connections
It may be possible to confirm family relationships with Mary by comparing test results with other carriers of her mitochondrial DNA.
However, there are no known mtDNA test-takers in her direct maternal line.
It is likely that these autosomal DNA test-takers will share some percentage of DNA with Mary: