Ferdinand de Port-St. John

1804 - 1865  (60 years)  Submit Photo / Document    Has 1159 ancestors and 25 descendants in this family tree.

• Name	Ferdinand de Port-St. John
  Birth	16 Oct 1804	USA
  Gender	Male
  Death	10 Oct 1865
  Age at Death	60 years
  Person ID	I105551037	St. John Origin and Ancestry DNA Database | St. John Generation One - Raoul de Sancto Johanne,
  Last Modified	11 May 2018

  
  

  Father	George Richard de Port-St. John,   b. 1761, Lydiard Tregoze, Wiltshire, England, UK d. 1824, Lydiard Tregoze, Wiltshire, England, UK (Age 63 years)
  Relationship	Birth
  Mother	Baroness Isabella Anonia Marianne Charlotte Sophia von Hompesch-Bolheim,   b. 1776   d. 1848 (Age 72 years)
  Relationship	Birth
  Marriage	1 Aug 1804
  Age at Marriage	He : ~ 43 years and 8 months - She : ~ 28 years and 8 months.
  Family ID	F398645	Group Sheet  |  Family Chart

  
  

  Family	Selina Charlotte Keating,   b. abt. 1810
  Marriage	1826
  Age at Marriage	He : ~ 21 years and 2 months - She : ~ 16 years.
  Children	+ 1. Maurice William Ferdinand de Port-St. John,   b. 14 Nov 1827, Florence, Italy d. 1914 (Age 86 years)  [Father: Birth]  [Mother: Birth] + 2. Major John Henry de Port-St. John,   b. 3 Jan 1829, Florence, Italy d. 1912 (Age 82 years)  [Father: Birth]  [Mother: Birth] + 3. Charles Louis de Port-St. John,   b. 2 Mar 1831, Florence, Italy d. 1897 (Age 65 years)  [Father: Birth]  [Mother: Birth] + 4. Sir Frederick Robert de Port-St. John,   b. 2 Mar 1831, Florence, Italy d. 27 Feb 1923 (Age 91 years)  [Father: Birth]  [Mother: Birth]
  Family ID	F398653	Group Sheet  |  Family Chart
  Last Modified	11 May 2018

  
  

• Pedigree

  ← Click to display 1Ferdinand de Port-St. John(1804 – 1865) 2George Richard de Port-St. John(1761 – 1824) 4Frederick de Port-St. John, 2nd Viscount Bolingbroke(1732 – 1787) 8John de Port-St. John(1702 – 1748) 9Anne Furnesse(1711 – 1749) 5Lady Diana Spencer(1734 – 1808) 10 11 3Baroness Isabella Anonia Marianne Charlotte Sophia von Hompesch-Bolheim(1776 – 1848) 6 12 13 7 14 15

  
  

• Reference

  Suzanne St. John. "Ferdinand de Port-St. John". The St. John Genealogy Project. https://stjohngenealogy.com/getperson.php?personID=I105551037&tree=OSA0001 (accessed April 28, 2025).