perhaps some places for further research,suggested by DAR records:
DAR records: The National Society of the Daughters of the American Revolution Volume 52 page 341 Miss Ellen Dunwoody. DAR ID Number: 51763 Born in Washington, D. C. Descendant of James Dunwoody. Daughter of Henry Harrison Chase Dunwoody, U. S. A., and Clara Mills, his wife. Granddaughter of William Dunwoody and Sarah Murphy, his wife. Gr-granddaughter of Robert Dunwoody and Susanna Riehm, his wife. Gr-gr-granddaughter of James Dunwoody and Rachel Burns, his wife. James Dunwoody (1745-1815) served as a private in the 8th company, Cumberland County, Penn., militia, 1780. He wasborn and died in Chester County, Pa
They had the following children: 2 i. Jane (1779-<1807) 3 ii. David (1781-) 4 iii. James (1783-~1803) 5 iv. William (1785-1834) 6 v. John (-1865) 7 vi. Joseph (1790-1842) 8 vii. Robert?