He married Sarah Barnett . Sarah Barnett was born at of Franklin, Virginia Abt 1748 .
They were the parents of 7
children:
George Christian Chastain
born Abt 1764.
Valentine Chastain
born Abt 1768.
Malinda Chastain
born Abt 1769.
Robert Chastain
born Abt 1770.
Elizabeth Chastain
born Abt 1772.
Barnett Chastain
born Abt 1774.
John Chastain
born Abt 1776.