Biography of Hugh Percy 2nd Duke Northumberland 1742-1817
Paternal Family Tree: Smithson
On 22 Mar 1729 Hugh Smithson 3rd Baronet (age 72) died. His grandson [his father] Hugh Percy 1st Duke Northumberland (age 13) succeeded 4th Baronet Smithson of Stanwick in Yorkshire.
Monument to Hugh Smithson 3rd Baronet (age 72) in Church of St John the Baptist Stanwick [Map].
Hugh Smithson 3rd Baronet: In 1657 he was born to Jerome Smithson 2nd Baronet. In 1684 Jerome Smithson 2nd Baronet died. His son Hugh Smithson 3rd Baronet succeeded 3rd Baronet Smithson of Stanwick in Yorkshire.
On 06 Jul 1740 [his father] Hugh Percy 1st Duke Northumberland (age 24) and [his mother] Elizabeth Seymour Duchess Northumberland (age 23) were married. She the daughter of Algernon Seymour 7th Duke Somerset (age 55) and Frances Thynne Duchess Somerset (age 41).
On 14 Aug 1742 Hugh Percy 2nd Duke Northumberland was born to Hugh Percy 1st Duke Northumberland (age 26) and Elizabeth Seymour Duchess Northumberland (age 25).
On 07 Feb 1750 [his grandfather] Algernon Seymour 7th Duke Somerset (age 65) died. He was buried at Northumberland Vault, Crypt, Westminster Abbey. His half fifth cousin once removed Edward Seymour 8th Duke Somerset (age 55) succeeded 8th Duke Somerset. Earl Hertford extinct. Mary Webb Duchess Somerset (age 53) by marriage Duchess Somerset. His daughter [his mother] Elizabeth Seymour Duchess Northumberland (age 33) succeeded 2nd Baroness Percy. His nephew Charles Wyndham 2nd Earl Egremont (age 39) succeeded 2nd Earl Egremont.
On 02 Jul 1764 Hugh Percy 2nd Duke Northumberland (age 21) and Anne Stuart (age 19) were married. She the daughter of John Stuart 3rd Earl Bute (age 51) and Mary Wortley-Montagu Countess Bute (age 46). He the son of Hugh Percy 1st Duke Northumberland (age 48) and Elizabeth Seymour Duchess Northumberland (age 47).
In 1766 [his father] Hugh Percy 1st Duke Northumberland (age 50) was created 1st Duke Northumberland. [his mother] Elizabeth Seymour Duchess Northumberland (age 49) by marriage Duchess Northumberland.
On 08 Jun 1767 [his brother-in-law] James Archibald Stuart-Wortley-Mackenzie (age 19) and Margaret Cunynghame were married. He the son of John Stuart 3rd Earl Bute (age 54) and Mary Wortley-Montagu Countess Bute (age 49).
Around 1776 Edward Drax of Bath hired Cornish or Mendips miners on behalf of Hugh Percy 2nd Duke Northumberland (age 33) to sink a 40m shaft into the summit into Silbury Hill [Map]. His subsequent letters describing a 12m "perpendicular cavity" 15 cm wide were discovered in the British Library in Feb 2010. Fragments of wood, possibly found in a separate excavation, thought to be oak, were found at the bottom of the shaft. Drax wrote "We have already followed it already about 20 feet, we can plumb it about eleven feet more.".... "something now perished must have remained in this hole to keep it open".
On 23 Jan 2010 a lecture held at the Wiltshire Heritage Museum, Devizes, titled "Silbury Hill: the Archaeology of a Monumental Mound" by Jim Leary, the English Heritage archaeologist responsible for the survey on Silbury Hill in 2007/8 made no mention of a totem pole or oak tree found at the centre of the hill. There was also no mention of a separate excavation that found "fragments of oak".
On 05 Dec 1776 [his mother] Elizabeth Seymour Duchess Northumberland (age 60) died. Her son Hugh Percy 2nd Duke Northumberland (age 34) succeeded 3rd Baron Percy
On 19 Apr 1778 [his brother-in-law] Charles Stuart (age 25) and Anne Louisa Bertie were married. He the son of John Stuart 3rd Earl Bute (age 64) and Mary Wortley-Montagu Countess Bute (age 60).
In 1779 [his future brother-in-law] Peter Burrell Baron Willoughby, 1st Baron Gwydyr (age 24) and Priscilla Barbara Elizabeth Bertie 21st Baroness Willoughby Eresby (age 17) were married. He by marriage Baron Willoughby de Eresby. She the daughter of Peregrine Bertie 3rd Duke Ancaster and Kesteven and Mary Panton Duchess Ancaster and Kesteven.
Before 23 May 1779 Hugh Percy 2nd Duke Northumberland (age 36) and Anne Stuart (age 34) were divorced.
On 23 May 1779 Hugh Percy 2nd Duke Northumberland (age 36) and Frances Julia Burrell Duchess Northumberland (age 26) were married. He the son of Hugh Percy 1st Duke Northumberland (age 63) and Elizabeth Seymour Duchess Northumberland.
On 28 Jun 1784 [his father] Hugh Percy 1st Duke Northumberland (age 68) was created 1st Baron Lovain.
On 20 Apr 1785 [his son] Hugh Percy 3rd Duke Northumberland was born to Hugh Percy 2nd Duke Northumberland (age 42) and [his wife] Frances Julia Burrell Duchess Northumberland (age 32).
On 06 Jun 1786 [his father] Hugh Percy 1st Duke Northumberland (age 70) died. His son Hugh Percy 2nd Duke Northumberland (age 43) succeeded 2nd Duke Northumberland, 2nd Baron Lovain, 5th Baronet Smithson of Stanwick in Yorkshire. [his wife] Frances Julia Burrell Duchess Northumberland (age 33) by marriage Duchess Northumberland.
In 1788 [his daughter] Emily Frances Percy Baroness Goldolphin Helston was born to Hugh Percy 2nd Duke Northumberland (age 45) and [his wife] Frances Julia Burrell Duchess Northumberland (age 35).
In 1788 Hugh Percy 2nd Duke Northumberland (age 45) was appointed 610th Knight of the Garter by King George III of Great Britain and Ireland (age 49).
On 15 Dec 1792 [his son] Algernon Percy 4th Duke Northumberland was born to Hugh Percy 2nd Duke Northumberland (age 50) and [his wife] Frances Julia Burrell Duchess Northumberland (age 39).
On 16 Jun 1796 [his brother-in-law] Peter Burrell Baron Willoughby, 1st Baron Gwydyr (age 42) was created 1st Baron Gwydyr. Priscilla Barbara Elizabeth Bertie 21st Baroness Willoughby Eresby (age 35) by marriage Baroness Gwydyr.
On 25 May 1801 [his former brother-in-law] Charles Stuart (age 48) died.
In 1802 [his former brother-in-law] Frederick Stuart (age 51) died.
On 19 May 1810 [his son-in-law] James Murray 1st Baron Glenlyon (age 27) and [his daughter] Emily Frances Percy Baroness Goldolphin Helston (age 22) were married at St Martin in the Fields [Map]. She the daughter of Hugh Percy 2nd Duke Northumberland (age 67) and Frances Julia Burrell Duchess Northumberland (age 57). He the son of John Murray 4th Duke Atholl (age 54).
On 29 Apr 1817 [his son] Hugh Percy 3rd Duke Northumberland (age 32) and [his daughter-in-law] Charlotte Herbert Duchess Northumberland (age 29) were married at Northumberland aka Suffolk House Strand. She the daughter of Edward Clive 1st Earl Powis (age 63) and Henrietta Antonia Herbert 3rd Countess Powis (age 58). He the son of Hugh Percy 2nd Duke Northumberland (age 74) and Frances Julia Burrell Duchess Northumberland (age 64). She a great x 4 granddaughter of King James II of England Scotland and Ireland. 
On 10 Jul 1817 Hugh Percy 2nd Duke Northumberland (age 74) died. His son [his son] Hugh Percy 3rd Duke Northumberland (age 32) succeeded 3rd Duke Northumberland, 3rd Baron Lovain, 4th Baron Percy, 6th Baronet Smithson of Stanwick in Yorkshire. [his daughter-in-law] Charlotte Herbert Duchess Northumberland (age 29) by marriage Duchess Northumberland.
On 28 Apr 1820 [his former wife] Frances Julia Burrell Duchess Northumberland (age 67) died at Syon House [Map]. She was buried in the Northumberland Vault, Crypt, Westminster Abbey.
On 20 Jun 1844 [his daughter] Emily Frances Percy Baroness Goldolphin Helston (age 56) died.
Monument to the Daughters of Hugh Percy 2nd Duke Northumberland in Church of St John the Baptist Stanwick [Map] sculpted by Joseph Gott (age 58).
Emily Frances Percy Baroness Goldolphin Helston:
In 1788 she was born to Hugh Percy 2nd Duke Northumberland and Frances Julia Burrell Duchess Northumberland.
On 19 May 1810 James Murray 1st Baron Glenlyon and she were married at St Martin in the Fields. She the daughter of Hugh Percy 2nd Duke Northumberland and Frances Julia Burrell Duchess Northumberland. He the son of John Murray 4th Duke Atholl.
Kings Wessex: Great x 21 Grand Son of King Edmund "Ironside" I of England
Kings Gwynedd: Great x 18 Grand Son of Owain "Great" King Gwynedd
Kings Seisyllwg: Great x 24 Grand Son of Hywel "Dda aka Good" King Seisyllwg King Deheubarth
Kings Powys: Great x 19 Grand Son of Maredudd ap Bleddyn King Powys
Kings England: Great x 8 Grand Son of King Henry VII of England and Ireland
Kings Scotland: Great x 17 Grand Son of William "Lion" I King Scotland
Kings Franks: Great x 18 Grand Son of Louis VII King Franks
Kings France: Great x 11 Grand Son of Charles "Beloved Mad" VI King France
Great x 4 Grandfather: Antony Smithson
Great x 3 Grandfather: Hugh Smithson 1st Baronet
Great x 2 Grandfather: Jerome Smithson 2nd Baronet
Great x 1 Grandfather: Hugh Smithson 3rd Baronet
GrandFather: Langdale Smithson
Hugh Percy 2nd Duke Northumberland 8 x Great Grand Son of King Henry VII of England and Ireland
Great x 4 Grandfather: Edward Seymour 2 x Great Grand Son of King Henry VII of England and Ireland
Great x 3 Grandfather: Francis Seymour 1st Baron Seymour Trowbridge 3 x Great Grand Son of King Henry VII of England and Ireland
Great x 4 Grandmother: Honora Rogers
Great x 2 Grandfather: Charles Seymour 2nd Baron Seymour Trowbridge 4 x Great Grand Son of King Henry VII of England and Ireland
Great x 4 Grandfather: Gilbert Prynne of Allington
Great x 3 Grandmother: Frances Prynne 7 x Great Grand Daughter of King Edward III of England
Great x 4 Grandmother: Jane Davys
6 x Great Grand Daughter of King Edward III of England
Great x 1 Grandfather: Charles Seymour 6th Duke Somerset 5 x Great Grand Son of King Henry VII of England and Ireland
Great x 4 Grandfather: Giles Alington 11 x Great Grand Son of King Edward "Longshanks" I of England
Great x 3 Grandfather: William Alington 1st Baron Alington 12 x Great Grand Son of King Edward "Longshanks" I of England
Great x 2 Grandmother: Eizabeth Alington 2nd Baroness Seymour Trowbridge 8 x Great Grand Daughter of King Edward III of England
Great x 4 Grandfather: Lionel Tollemache 2nd Baronet
8 x Great Grand Son of King Edward III of England
Great x 3 Grandmother: Elizabeth Tollemache Baroness Alington 7 x Great Grand Daughter of King Edward III of England
Great x 4 Grandmother: Elizabeth Stanhope Lady Talmash
6 x Great Grand Daughter of King Edward III of England
GrandFather: Algernon Seymour 7th Duke Somerset 6 x Great Grand Son of King Henry VII of England and Ireland
Great x 4 Grandfather: Henry "Wizard Earl" Percy 9th Earl of Northumberland 6 x Great Grand Son of King Edward III of England
Great x 3 Grandfather: Algernon Percy 10th Earl of Northumberland 7 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Dorothy Devereux Countess Northumberland
7 x Great Grand Daughter of King Edward III of England
Great x 2 Grandfather: Josceline Percy 11th Earl of Northumberland 8 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Theophilus Howard 2nd Earl Suffolk
8 x Great Grand Son of King Edward III of England
Great x 3 Grandmother: Elizabeth Howard Countess Northumberland 9 x Great Grand Daughter of King Edward III of England
Great x 4 Grandmother: Elizabeth Home Countess Suffolk 18 x Great Grand Daughter of King Henry I "Beauclerc" England
Great x 1 Grandmother: Elizabeth Percy Duchess Somerset 9 x Great Grand Daughter of King Edward III of England
Great x 4 Grandfather: Henry Wriothesley 3rd Earl of Southampton
7 x Great Grand Son of King Edward III of England
Great x 3 Grandfather: Thomas Wriothesley 4th Earl of Southampton 2nd Earl Chichester 7 x Great Grand Son of Henry IV King England
Great x 4 Grandmother: Elizabeth Vernon Countess Southampton
6 x Great Grand Daughter of Henry IV King England
Great x 2 Grandmother: Elizabeth Wriothesley Countess Northumberland 8 x Great Grand Daughter of Henry IV King England
Great x 4 Grandfather: Francis Leigh 1st Earl Chichester
Great x 3 Grandmother: Elizabeth Leigh Countess Southampton 13 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandmother: Audrey Boteler Countess Chichester 12 x Great Grand Daughter of King Edward "Longshanks" I of England
Mother: Elizabeth Seymour Duchess Northumberland 7 x Great Grand Daughter of King Henry VII of England and Ireland
Great x 4 Grandfather: Thomas Thynne
Great x 3 Grandfather: Henry Thynne 1st Baronet 9 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Catherine Howard 8 x Great Grand Daughter of King Edward III of England
Great x 2 Grandfather: Thomas Thynne 1st Viscount Weymouth 10 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Thomas Coventry 1st Baron Coventry
Great x 3 Grandmother: Mary Coventry Lady Thynne Kempsford
Great x 4 Grandmother: Elizabeth Aldersley Baroness Coventry
Great x 1 Grandfather: Henry Thynne 6 x Great Grand Son of King Henry VII of England and Ireland
Great x 4 Grandfather: Thomas Finch 2nd Earl Winchilsea
8 x Great Grand Son of King Edward III of England
Great x 3 Grandfather: Heneage Finch 3rd Earl Winchilsea 8 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Cecily Wentworth Countess Winchelsea
7 x Great Grand Daughter of King Edward III of England
Great x 2 Grandmother: Frances Finch Viscountess Weymouth 5 x Great Grand Daughter of King Henry VII of England and Ireland
Great x 4 Grandfather: William Seymour 2nd Duke Somerset 3 x Great Grand Son of King Henry VII of England and Ireland
Great x 3 Grandmother: Mary Seymour Countess Winchelsea 4 x Great Grand Daughter of King Henry VII of England and Ireland
Great x 4 Grandmother: Frances Devereux Duchess of Somerset 8 x Great Grand Daughter of King Edward III of England
GrandMother: Frances Thynne Duchess Somerset 7 x Great Grand Daughter of King Henry VII of England and Ireland
Great x 4 Grandfather: John Strode of Parnham
12 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandfather: John Strode of Parnham 8 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Katherine Cromwell
7 x Great Grand Daughter of King Edward III of England
Great x 2 Grandfather: George Strode 9 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: John Wyndham of Orchard 9 x Great Grand Son of King Edward "Longshanks" I of England
Great x 3 Grandmother: Anne Wyndham 10 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandmother: Joan Portman
Great x 1 Grandmother: Grace Strode 10 x Great Grand Daughter of King Edward III of England
