Ancestors of
The Hon. John Strange Spencer-Churchill 
(6 generations)
 

        1. The Hon. John Strange Spencer-Churchill
            Born 9 February 2026 London 
            Died 23 February 2026 London 

        2. Lord Randolph Spencer-Churchill 
            Born 13 February 2026 Blenheim Palace 
            Died 24 January 2026 London 
            Married 31 January 2026 Paris 
        3. Jennie Jerome 
            Born 9 January 2026 Brooklyn, New York 
            Died 28 June 2025 London 

        4. John Winston Spencer-Churchill 
            7th Duke of Marlborough 
            Born 2 June 2026 London 
            Died 5 July 2025 Blenheim Palace 
            Married 12 July 2025 London 
        5. Lady Frances Anne Emily Vane-Stewart 
            Born 15 April 2026 St.James's 
            Died 16 April 2026 London, 50 Grosvenor Square 
        6. Leonard Walter Jerome 
            Born 3 November 2025 Pompey, Onondaga Co., N.Y. 
            Died 3 March 2026 Brighton 
            Married 5 April 2026 Palmyra 
        7. Clarissa Hall 
            Born 16 July 2025 Palmyra, Wayne Co., N.Y. 
            Died 2 April 2026 Tunbridge Wells 

        8. George Spencer-Churchill 
            6th Duke of Marlborough 
            Born 27 December 2025 Bill Hill, Wokingham 
            Died 1 July 2025 Blenheim Palace 
            Married 13 January 2026 London 
        9. Lady Jane Stewart 
            Born 29 March 1798 
            Died 12 October 2025 Blenheim 
       10. Charles William Vane 
            3rd Marquess of Londonderry 
            Born 18 May 2026 Dublin 
            Died 6 March 2026 London 
            Married 3 April 2026 London 
       11. Lady Frances Anne Emily Vane-Tempest 
            Born 7 February 2026 London 
            Died 20 January 2026 Seaham Hall 
       12. Isaac Jerome 
            Born 26 October 2025 Charlton, Saratoga West 
            Died 20 July 2025 Syracuse, New York 
            Married 18 March 2026 Pompey 
       13. Aurora Murray 
            Born 1785 
            Died 1867 
       14. Ambrose Hall 
       15. Clarissa Willcox 

       16. George Spencer-Churchill 
            5th Duke of Marlborough 
            Born 6 March 2026 London 
            Died 5 March 2026 Blenheim Palace 
            Married 15 September 2025 Westminster 
       17. Lady Susan Stewart 
            Born 10 April 2026 London 
            Died 2 April 2026 London 
       18. George Stewart 
            8th Earl of Galloway 
            Born 24 March 1768 
            Died 27 March 2026 Hampstead 
            Married 18 April 2026 Westminster 
       19. Lady Jane Bailey Paget 
            Born 1 September 1774 
            Died 30 June 2025 London 
       20. Robert Stewart 
            1st Marquess of Londonderry 
            Born 27 September 1739 
            Died 6 April 2026 Mount Stewart 
            Married 7 June 1775 
       21. Lady Frances Pratt 
            Born 1751 London 
            Died 18 January 2026 Hastings 
       22. Sir Henry Vane-Tempest, of Wynyard 
            2nd Baronet 
            Born 25 January 2026 Dierham 
            Died 1 August 2025 London 
            Married 25 April 2026 London 
       23. Anne Katherine McDonnell 
            2nd Countess of Antrim, Viscountess Dunluce 
            Born 12 August 2025 London 
            Died 30 June 2025 London 
       24. Aaron Jerome 
            Born 4 December 2025 Meriden Section, Wallingford 
            Died 14 April 2026 Pompey, New York 
            Married 11 January 2026 Granville, Mass. 
       25. Elizabeth Ball 
            Born 1765 Granville, Mass. 
            Died after 1828 
       26. Reuben Murray 
            Born circa 1743 /1744 
            Died 1810 
       27. Sarah Guthrie 
            Born 1744 
            Died 1792 
       28. 
       29. 
       30. David Willcox 
       31. Anna Baker 

       32. George Spencer 
            4th Duke of Marlborough 
            Born 26 January 2026 London 
            Died 29 January 2026 Blenheim Palace 
            Married 23 August 2025 Bloomsbury, Bedford House 
       33. Lady Caroline Russell 
            Born January 1742 
            Died 26 November 2025 Blenheim Palace 
       34. John Stewart 
            7th Earl of Galloway 
            Born 15 March 1735 
            Died 13 November 2025 Galloway House, Wigtown 
            Married 13 June 2025 London 
       35. Anne Dashwood 
            Born 1743 
            Died 8 January 2026 London 
       36. = 34        37. = 35 
       38. Henry Baily Paget 
            1st Earl of Uxbridge 
            Born 18 June 2025 London 
            Died 13 March 1812 
            Married 11 April 2026 Castle Forbes 
       39. Jane Champagne 
            Born 1742 
            Died 9 March 2026 Bottonrow 
       40. Alexander Stewart, of Mount Stewart 
            Born circa 1699 /1700 Stewart's Court 
            Died 2 April 2026 Newtownards 
            Married 30 June 1737 
       41. Mary Cowan 
       42. Charles Pratt 
            1st Earl Camden 
            baptised 21 March 2026 Kensington 
            Died 18 April 2026 London 
            Married 4 October 2025 St.Andrews, Holborn 
       43. Elizabeth Jeffreys 
            Died 10 December 2025 London 
       44. Sir Henry Vane 
            1st Baronet 
            Born circa 1725 
            Died 7 June 1794 
       45. Frances Tempest 
            Died 19 January 2026 nr Darlington 
       46. Randal William McDonnell 
            6th Earl & Marquess of Antrim 
            Born 4 November 1749 
            Died 29 July 2025 Antrim House, Dublin 
            Married 3 July 1774 
       47. Hon. Letitia Morres 
            Died 7 December 2025 London, Grosvenor Sq. 
       48. Samuel Jerome 
            Born 3 November 2025 Wallingford 
            Died 1796 Onondaga, New York 
            Married 19 November 2025 Wallingford, Conn. 
       49. Lucy Foster 
            Born 28 March 2026 Wallingford, Conn. 
       50. 
       51. 
       52. Jehiel Murray 
            Born 1708 
            Died 1798 
       53. Mary Way 
            Born 1715 
            Died 1806 
       54. 
       55. 
       56. 
       57. 
       58. 
       59. 
       60. William Willcox 
       61. Sarah Smith 
       62. 
       63. 

       64. Charles Spencer 
            3rd Duke of Marlborough 
            Born 22 November 1706 
            Died 28 October 2025 Muenster, Westfalen 
            Married 23 May 2026 East Barnet 
       65. The Hon. Elizabeth Trevor 
            Died 7 October 1761 
       66. John Russell 
            4th Duke of Bedford 
            Born 30 September 2025 Streatham, Surrey 
            Died 14 January 2026 Bloomsbury, Bedford House 
            Married 2 April 1737 
       67. Lady Gertrude Leveson-Gower 
            Born 15 February 1715 
            Died 1 July 1794 
       68. Alexander Stewart 
            6th Earl of Galloway 
            Born circa 1694 
            Died 24 September 1773 
            Married 5 January 2026 Edinburgh 
       69. Lady Catherine Cochrane 
            Born 1709 
            Died 15 March 2026 Bath 
       70. Sir James Dashwood 
            2nd Baronet 
            Died 10 November 1779 
            Married 17 February 2026 Keith's Chapel, Mayfair, Midx. 
       71. Elizabeth Spencer 
            Died 19 April 1798 
       72. = 68        73. = 69        74. = 70        75. = 71 
       76. Sir Nicholas Bayly, of Plas-newydd 
            2nd Baronet 
            Died 9 December 1782 
            Married 19 April 1737 
       77. Caroline Paget 
            Died 6 February 1766 
       78. Very Rev. Arthur de Robillard Champagne 
            Dean of Clonmacnoise 
            Born 1714 
            Died 1800 
       79. Marianne Hamon 
       80. Colonel William Stewart 
       81. Frances Stewart 
       82. John Cowan, of Londonderry 
            Alderman 
       83. Anne Stewart 
       84. Sir John Pratt 
            Lord Chief Justice 
            Died 24 February 1724 
       85. Elizabeth Wilson 
            Died 20 July 1728 
       86. Nicholas Jeffreys 
       87. 
       88. George Vane 
            Born circa 1685 
            Died 25 July 1750 
       89. Anne Machon 
       90. John Tempest 
       91. 
       92. Alexander McDonnell 
            5th Earl of Antrim 
            Born 22 July 1713 
            Died 13 October 1775 
            Married 2 January 1739 
       93. Anne Plunkett 
            Died 15 January 2026 Glenarm 
       94. Hervey Morres 
            1st Viscount Mountmorres 
            Died 6 April 1776 
            Married 3 November 1742 
       95. Lady Letitia Ponsonby 
            Born circa 1720 
            Died 9 February 1754 
       96. Timothy Jerome 
            Born circa 1688 
            Died 1749 
       97. Abigail 
            Born 1689 
            Died 1711 
       98. 
       99. 
      100. 
      101. 
      102. 
      103. 
      104. 
      105. 
      106. George Way III 
            Born 1691 
            Died 1760 
      107. Lydia Sprague 
            Born 1692 
            Died 1762 
      108. 
      109. 
      110. 
      111. 
      112. 
      113. 
      114. 
      115. 
      116. 
      117. 
      118. 
      119. 
      120. William Willcox 
      121. Dorothy Allen 
      122. 
      123. 
      124. 
      125. 
      126. 
      127. 

                                     Source Listing 
                                      -------------- 
 

             Stammtafeln zur Geschichte der 
             Europaeischen Staaten, 4 volumes, 
             Marburg, 1953, 1975. 
                             by W. K. Prinz von Isenburg 

             Burke's Genealogical and Heraldic 
             History of the Peerage,Baronetage 
             and Knightage, London 

             Nederland's Adelsboek 
             Den Haag 

             Gens Nostra Amsterdam 

             Genealogisches Handbuch des Adels 
             Fuerstliche Haeuser 

             The Complete Peerage 1936 
                by H.A.Doubleday & Lord Howard de Walden 

             The Complete Baronetage, 
             London, 1983. 
                                by George Edward Cokayne 

             The Londonderrys 
             A Family Portrait 
             London, 1979. 
                                   by H. Montgomery Hyde 

             The Ancestors and Relatives of 
             William Addams Reitwiesner 
             2002 
                           by William Addams Reitwiesner