+--Thomas GINN  (ABT 1730-BEF 1810)
   +--Thomas Madison GINN  (6 MAY 1762-AFT 1830)
   |  +--Betsy LOCKRIDGE  (-BEF DEC 1786)
+--Thomas Madison Jr GINN  (1790-DEC 1851)
|  +--Mary THRELKELD  (1765-)
Isaac Columbus GINN  (1829-1880)
+--Maria WHITTINGTON