(01 MAY 1897-)
| +---Robert Flack
| +---Joshua Flack
| +---Nathaniel Flack (ABT 1752-)
| +---Nathaniel Flack (ABT 1773-DEC 1853)
| | +---Sarah Hallet 
(ABT 1750-1817)
| +---Nathaniel Williams Flack (ABT 1820-1900)
| | | +---Robert Edwards (ABT 1772-)
| | +---Sarah Edwards (ABT 1797-)
| +---Nathaniel Flack (ABT 1842-)
| | | +---John Butcher (JAN 1-FEB 1844)
| | +---Ann Butcher (ABT 1820-1895)
| | | +---Jonathan Reader
| | +---Lydia Reader (14 SEP 1784-AUG 1860)
| | +---Alice Newton (ABT 1745-APR 1806)
+---Mary Jane Flack (ABT 1864-)
| +---William Howe
+---Emma Howe (ABT 1846-)