Main Blackett Tree

William Henry Cavendish-Bentinck 3rd Duke of Portland + Lady Dorothy Cavendish

4 children
Birth: 2 October 1775 37 25 — St. James's, Westminster, Middx.
Christening: 30 October 1775 37 25 — St. James's, Westminster, Middx.
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Lady Charlotte Cavendish-Bentinck
1775–
Birth: 2 October 1775 37 25 — St. James's, Westminster, Middx.
Birth: 13 March 1778 39 27 — St. James's, Westminster, Middx.
Christening: 13 April 1778 39 27 — St. James's, Westminster, Middx.
Death: November 1843 — St. George Hanover Square, London
Burial: 14 November 1843 — All Souls Cemetery, Kensal Green, Middx.
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Lady Mary Cavendish-Bentinck
1778–1843
Birth: 13 March 1778 39 27 — St. James's, Westminster, Middx.
Death: November 1843 — St. George Hanover Square, London
Birth: 3 October 1780 42 30
Marriage: 23 July 1816
Death: 28 April 1826
Unique identifier: 29ED2F9BAB2AB8418D190314E68F02B395B8
Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Lady Anne Wellesley Charles William Frederick Cavendish-Bentinck
Lord William Charles Augustus Cavendish-Bentinck
1780–1826
Birth: 3 October 1780 42 30
Death: 28 April 1826
Birth: 2 November 1781 43 31
Marriage: 16 September 1820
Death: 11 February 1828 — Rome, Italy
Unique identifier: ECDC18D5E8CD8E4CAA5F02855675BC8AE5F3
Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Lady Mary Lowther George Augustus Frederick Cavendish-Bentinck
Lord Frederick Cavendish-Bentinck
1781–1828
Birth: 2 November 1781 43 31
Death: 11 February 1828 — Rome, Italy
Birth: 14 April 1738 29 23 — Welbeck Abbey, Notts.
Marriage: 8 November 1766 — St. James, Westminster, London
Death: 30 October 1809 — Bulstrode Park, Bucks.
Unique identifier: D1C02FF5C60FFE46A3A3D3ACDB8B33315D21
Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Lady Dorothy Cavendish Lady Charlotte Cavendish-Bentinck Lady Mary Cavendish-Bentinck Lord William Charles Augustus Cavendish-Bentinck Lord Frederick Cavendish-Bentinck
William Henry Cavendish-Bentinck 3rd Duke of Portland
1738–1809
Birth: 14 April 1738 29 23 — Welbeck Abbey, Notts.
Death: 30 October 1809 — Bulstrode Park, Bucks.
Birth: 1 March 1709
Marriage: 11 June 1734 — Oxford Chapel, Marylebone, London
Death: 1 May 1762
Unique identifier: 4948A6304F2646478E57B0607129CAA06221
Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Margaret ('Peggy') Cavendish Harley Elizabeth Cavendish-Bentinck Henrietta Cavendish-Bentinck William Henry Cavendish-Bentinck 3rd Duke of Portland Edward Charles Cavendish-Bentinck
William Bentinck 2nd Duke of Portland
1709–1762
Birth: 1 March 1709
Death: 1 May 1762
Birth: 11 February 1715 25 21 — Welbeck Abbey, Notts.
Christening: 19 March 1715 25 21 — St. Martin in the Fields, London
Marriage: 11 June 1734 — Oxford Chapel, Marylebone, London
Death: 17 July 1785 — Bulstrode Park, Bucks.
Unique identifier: 4948A6304F2646478E57B0607129CAA06221
Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse William Bentinck 2nd Duke of Portland Elizabeth Cavendish-Bentinck Henrietta Cavendish-Bentinck William Henry Cavendish-Bentinck 3rd Duke of Portland Edward Charles Cavendish-Bentinck
Margaret ('Peggy') Cavendish Harley
1715–1785
Birth: 11 February 1715 25 21 — Welbeck Abbey, Notts.
Death: 17 July 1785 — Bulstrode Park, Bucks.
Birth: 27 August 1750 30 18
Marriage: 8 November 1766 — St. James, Westminster, London
Death: 3 June 1794 — London
Burial: St. Marylebone Churchyard, London
Unique identifier: D1C02FF5C60FFE46A3A3D3ACDB8B33315D21
Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse William Henry Cavendish-Bentinck 3rd Duke of Portland Lady Charlotte Cavendish-Bentinck Lady Mary Cavendish-Bentinck Lord William Charles Augustus Cavendish-Bentinck Lord Frederick Cavendish-Bentinck
Lady Dorothy Cavendish
1750–1794
Birth: 27 August 1750 30 18
Death: 3 June 1794 — London
Birth: 8 May 1720 21 21 — Hardwick, Derbs.
Christening: 1 June 1720 21 21 — St. Martin in the Fields, Westminster, London
Marriage: 27 March 1748 — Pall Mall, St. James's, London
Death: 2 October 1764 — Spa, Austrian Netherlands
Burial: All Saints, Derby, Derbs.
Unique identifier: 9C670297F37560449CCC840BCE1B3B925573
Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Lady Charlotte Elizabeth Boyle 6th Baroness Clifford William Cavendish 5th Duke of Devonshire Lady Dorothy Cavendish George Augustus Henry Cavendish 1st Earl of Burlington
William Cavendish 4th Duke of Devonshire
1720–1764
Birth: 8 May 1720 21 21 — Hardwick, Derbs.
Death: 2 October 1764 — Spa, Austrian Netherlands
Birth: 27 October 1731
Marriage: 27 March 1748 — Pall Mall, St. James's, London
Death: 8 December 1754 — Uppingham, Rutland
Unique identifier: 9C670297F37560449CCC840BCE1B3B925573
Ancestors Compact tree Descendants Family book Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse William Cavendish 4th Duke of Devonshire William Cavendish 5th Duke of Devonshire Lady Dorothy Cavendish George Augustus Henry Cavendish 1st Earl of Burlington
Lady Charlotte Elizabeth Boyle 6th Baroness Clifford
1731–1754
Birth: 27 October 1731
Death: 8 December 1754 — Uppingham, Rutland

Facts and events

Marriage
8 November 1766
St. James, Westminster, London
Unique identifier
D1C02FF5C60FFE46A3A3D3ACDB8B33315D21