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Born Martha Wayles in 1748, Martha Jefferson was the first and only wife of President Thomas Jefferson. She, however, never got to fulfill any duties as first ladyâshe died years before he was elected president.
The 8 possibilities identified by the DNA tests are Thomas, Randolph (Jefferson's brother), Randolph's 5 sons, and a cousin George and in 5 of Randolph's sons, who were in their teens or 20s when Sally Hemings was having children.his DNA study testing the Y chromosome found that there was a link to some Jefferson, but not necessarily Thomas, having been the father of Eston, Sally Heming's youngest son. These DNA tests indicated that any one of 8 Jeffersons could have been the father of Eston and there was nothing to indicate it was Thomas.