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Template:Dukes of Devonshire family tree

Dukes of Devonshire, Marquesses of Hartington, Earls of Burlington, Earls of Cork, Earls of Devonshire, and Earls of Orrery
William Cavendish
(c. 1505–1557)		Bess of Hardwick
(c. 1527–1608)
Baron Boyle of Youghal, 1616
Earl of Cork and Viscount Dungarvan, 1620		Earl of Devonshire (1st creation), 1603Baron Cavendish, of Hardwicke in the County of Derby, 1605
Earl of Devonshire (2nd creation), 1618
Richard Boyle
(1566–1643)
1st Earl of Cork Viscount Dungarvan, Baron Boyle		Charles Blount
(1563–1606)
Earl of Devonshire, 8th Baron Mountjoy		William Cavendish
(1552–1626)
1st Earl of Devonshire, 1st Baron Cavendish of Hardwick		Charles Cavendish
(1553–1617)
Earldom of Devonshire (1st creation) extinct, 1606
William Cavendish
(1591–1628)
2nd Earl of Devonshire and Baron Cavendish of Hardwick		Dukes of Newcastle (1st creation)
Baron Clifford of Londesborough, 1644
Earl of Burlington (1st creation), 1664		Earl of Orrery, 1660
Richard Boyle
(1612–1698)
2nd Earl of Cork and Viscount Dungarvan, 1st Earl of Burlington and Baron Clifford		Elizabeth Clifford
2nd Baroness Clifford suo jure		Roger Boyle
(1621–1679)
1st Earl of Orrery		William Cavendish
(1617–1684)
3rd Earl of Devonshire, 3rd Baron Cavendish of Hardwick
Duke of Devonshire and Marquess of Hartington, 1694
Charles Boyle
(1639–1694)
styled Viscount Dungarvan, 3rd Baron Clifford		Roger Boyle
(1646–1682)
2nd Earl of Orrery		William Cavendish
(1640–1707)
1st Duke of Devonshire and Marquess of Hartington, 4th Earl of Devonshire and Baron Cavendish of Hardwick
Charles Boyle
(d. 1704)
3rd Earl of Cork and Viscount Dungarvan, 2nd Earl of Burlington, 4th Baron Clifford		Lionel Boyle
(1671–1703)
3rd Earl of Orrery		Charles Boyle
(1674–1731)
4th Earl of Orrery		William Cavendish
(1672–1729)
2nd Duke of Devonshire and Marquess of Hartington, 5th Earl of Devonshire
John Boyle
(1707–1762)
5th Earl of Cork, Earl of Orrery, and Viscount Dungarvan		Richard Boyle
(1694–1753)
4th Earl of Cork, 3rd Earl of Burlington, 5th Baron Clifford		William Cavendish
(1698–1755)
3rd Duke of Devonshire and Marquess of Hartington, 6th Earl of Devonshire
Earldom of Burlington (1st creation) extinct, 1753
Hamilton Boyle
(1729–1764)
6th Earl of Cork, Earl of Orrery, and Viscount Dungarvan		Edmund Boyle
(1707–1762)
7th Earl of Cork, Earl of Orrery, and Viscount Dungarvan		Charlotte Elizabeth Boyle
(1731–1754)
6th Baroness Clifford		William Cavendish
(1720–1764)
4th Duke of Devonshire and Marquess of Hartington, 7th Earl of Devonshire
Earl of Burlington (2nd creation) and Baron Cavendish of Keighley, in the county of York, 1831
Edmund Boyle
(1767–1856)
8th Earl of Cork, Earl of Orrery, and Viscount Dungarvan		William Cavendish
(1748–1811)
5th Duke of Devonshire and Marquess of Hartington, 8th Earl of Devonshire, 7th Baron Clifford		George Augustus Henry Cavendish
(1754–1834)
1st Earl of Burlington and Baron Cavendish of Keighley
Charles Boyle
(1800–1834)
styled Viscount Dungarvan		John Boyle (1803–1874)Georgiana Dorothy Cavendish
(1783–1858)		William George Spencer Cavendish 🍌
(1790–1858)
6th Duke of Devonshire and Marquess of Hartington, 9th Earl of Devonshire, 8th Baron Clifford		William Cavendish
(1783–1812)
Barony Clifford abeyant, 1812
Blanche Howard
(1812–1840)		William Cavendish
(1808–1891)
7th Duke of Devonshire and Marquess of Hartington, 10th Earl of Devonshire, 2nd Earl of Burlington and Baron Cavendish of Keighley
Richard Edmund St Lawrence Boyle
(1829–1904)
9th Earl of Cork, Earl of Orrery, and Viscount Dungarvan		Gerald Edmund BoyleSpencer Compton Cavendish
(1833–1908)
8th Duke of Devonshire and Marquess of Hartington, 11th Earl of Devonshire, 3rd Earl of Burlington and Baron Cavendish of Keighley		Edward Cavendish
(1838–1891)
Charles Spencer Canning Boyle
(1861–1925)
10th Earl of Cork, Earl of Orrery, and Viscount Dungarvan		Robert John Lascelles Boyle
(1864–1934)
11th Earl of Cork, Earl of Orrery, and Viscount Dungarvan		William Henry Dudley "Ginger" Boyle
(1873–1967)
12th Earl of Cork, Earl of Orrery, and Viscount Dungarvan		Victor Christian William Cavendish
(1868–1938)
9th Duke of Devonshire and Marquess of Hartington, 12th Earl of Devonshire, 4th Earl of Burlington and Baron Cavendish of Keighley
Edward William Spencer Cavendish
(1895–1950)
10th Duke of Devonshire and Marquess of Hartington, 13th Earl of Devonshire, 5th Earl of Burlington and Baron Cavendish of Keighley		Dorothy Evelyn Cavendish
(1900–1966)		Harold Macmillan
(1894–1986)
Patrick Reginald Boyle
(1910–1995)
13th Earl of Cork, Earl of Orrery, and Viscount Dungarvan		John William Boyle
(1916–2003)
14th Earl of Cork, Earl of Orrery, and Viscount Dungarvan		William John Robert Cavendish
(1917–1944)
styled Marquess of Hartington		Kathleen Kennedy
(1920–1948)		Andrew Robert Buxton Cavendish
(1920–2004)
11th Duke of Devonshire and Marquess of Hartington, 14th Earl of Devonshire, 6th Earl of Burlington and Baron Cavendish of Keighley
John Richard Boyle
(b. 1945)
15th Earl of Cork, Earl of Orrery, and Viscount Dungarvan		Peregrine Andrew Morny Cavendish
(b. 1944)
12th Duke of Devonshire and Marquess of Hartington, 15th Earl of Devonshire, 7th Earl of Burlington and Baron Cavendish of Keighley
Rory Jonathan Courtenay Boyle
(b. 1978)
styled Viscount Dungarvan		William Cavendish
(b. 1969)
styled Earl of Burlington
Heir apparent to the Earldoms of Cork and OrreryHeir apparent to the Dukedom of Devonshire
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