Isaac was born about 1735, the son of Samuel Duvall and Elizabeth Mulliken. The place is not known.
He has died but the date and place are unknown.
Isaac Duvall (c1735-?)
Samuel Duvall (1707-?)
Mareen Duvall (1680-1741)
Mareen Duvall (1630-1694)
Susannah Brashears (c1655-1692)
Elizabeth Jacob (1683-1752)
John Jacob (c1633-1726)
Ann Cheney (<1691-1730)
Elizabeth Mulliken (1711-?)