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William Henry Cavendish-Bentinck 3rd Duke of PortlandAge: 71 years17381809

Name
William Henry Cavendish-Bentinck 3rd Duke of Portland
Surname
Cavendish-Bentinck
Given names
William Henry
Name suffix
3rd Duke of Portland
Birth 14 April 1738 30 24
Death of a maternal grandfatherEdward Harley 2nd Earl of Oxford
16 June 1741 (Age 3 years)
Burial of a maternal grandfatherEdward Harley 2nd Earl of Oxford
25 June 1741 (Age 3 years)
Birth of a brotherEdward Charles Cavendish Bentinck
1744 (Age 5 years)

Death of a maternal grandmotherLady Henrietta Cavendish Holles
9 December 1755 (Age 17 years)

Burial of a maternal grandmotherLady Henrietta Cavendish Holles
26 December 1755 (Age 17 years)
Death of a fatherWilliam Bentinck 2nd Duke of Portland
1 May 1762 (Age 24 years)

MarriageDorothy CavendishView this family
8 November 1766 (Age 28 years)
Birth of a daughter
#1
Charlotte Cavendish Bentinck
2 October 1775 (Age 37 years)
Christening of a daughterCharlotte Cavendish Bentinck
30 October 1775 (Age 37 years)
Birth of a daughter
#2
Mary Cavendish Bentinck
13 March 1778 (Age 39 years)
Christening of a daughterMary Cavendish Bentinck
13 April 1778 (Age 39 years)
Birth of a son
#3
Lord William Charles Augustus Cavendish-Bentinck
3 October 1780 (Age 42 years)

Birth of a son
#4
Lord Frederick Cavendish-Bentinck
2 November 1781 (Age 43 years)

Death of a motherMargaret ('Peggy') Cavendish Harley
17 July 1785 (Age 47 years)

Death of a wifeDorothy Cavendish
3 June 1794 (Age 56 years)

Death 30 October 1809 (Age 71 years)
Family with parents - View this family
father
mother
Marriage: 11 June 1734
14 months
elder sister
18 months
elder sister
14 months
himself
7 years
younger brother
Family with Dorothy Cavendish - View this family
himself
wife
Marriage: 8 November 1766St. James's, Westminster, London
9 years
daughter
2 years
daughter
Mary Cavendish Bentinck
Birth: 13 March 1778 39 27St. James's, Westminster, Middx.
Death: November 1843St. George Hanover Square, London
3 years
son
13 months
son

Note
Prime Minister Apr-Dec 1783 and Mar 1807- Oct 1809.