Katherine Johnson - Pedigree | FamilyCentral
 Abt 1657/61 -
 30 Apr 1625 - Bef 23 Dec 1681
  - Aft 9 Mar 1696/97
  - 23 Apr 1672
  - 7 Mar 1689
 Abt 1600 -
  - 27 Dec 1637
 23 Feb 1567 - 9 Sep 1620
 Abt 1522 - 10 May 1598
 Abt 1526 -
 Abt 1522 -
 Abt 1524 -
 Abt 1530 - Aft 1567