Elizabeth Brydges 
From 24 December 1691, her married name became Jacob.
Child of Elizabeth Brydges and Alexander Jacob
- Alexander Jacob+ b. 6 Dec 1692, d. 24 Apr 1746
Alexander Jacob 
Child of Alexander Jacob
- Reverend Alexander Jacob+ b. 26 Dec 1731, d. 1785
Robert Clement
Child of Robert Clement
Sir Clement Bridges Jacob, 5th Bt. 
He gained the title of 5th Baronet Jacob.
Charles Jacob 
Hildebrand Jacob 
He was a poet.
Child of Hildebrand Jacob and Meriel Bland
- Sir Hildebrand Jacob, 4th Bt. b. 13 Feb 1718, d. 4 Nov 1790
Meriel Bland
Her married name became Jacob.
Child of Meriel Bland and Hildebrand Jacob
- Sir Hildebrand Jacob, 4th Bt. b. 13 Feb 1718, d. 4 Nov 1790
Sir Hildebrand Jacob, 4th Bt. 
He gained the title of 4th Baronet Jacob.
Lionel Helbert Helbert1 
- [S6448] Bram Sonneveld, “re: Oppenheimer Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 27 November 2012. Hereinafter cited as “re: Oppenheimer Family.”
Amelia Barned Mozley1 
Her married name became Donohue.1 Her married name became Helbert.1
- [S6448] Bram Sonneveld, “re: Oppenheimer Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 27 November 2012. Hereinafter cited as “re: Oppenheimer Family.”