Biography of William Seymour 3rd Duke Somerset 1654-1671

On 28 Jun 1648 [his father] Henry Seymour (age 22) and [his mother] Mary Capell Duchess Beaufort (age 17) were married at Little Hadham, Hertfordshire [Map]. He the son of William Seymour 2nd Duke Somerset (age 60) and Frances Devereux Duchess of Somerset (age 48). They were fourth cousins. He a great x 4 grandson of King Henry VII of England and Ireland.

In 1654 William Seymour 3rd Duke Somerset was born to Henry Seymour (age 28) and Mary Capell Duchess Beaufort (age 23).

On 30 Mar 1654 [his father] Henry Seymour (age 28) died. He was buried at Bedwyn Magna Great Bedwyn, Wiltshire.

On 24 Oct 1660 [his grandfather] William Seymour 2nd Duke Somerset (age 72) died. His grandson William Seymour 3rd Duke Somerset (age 6) succeeded 3rd Duke Somerset, 2nd Marquess Hertford, 3rd Earl Hertford.

Before 25 Dec 1660 [his step-father] Henry Somerset 1st Duke Beaufort (age 31) and [his mother] Mary Capell Duchess Beaufort (age 30) were married. He the son of Edward Somerset 2nd Marquess Worcester (age 58) and Elizabeth Dormer.

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Pepy's Diary. 30 May 1667. Several fine experiments were shown her of colours, loadstones, microscopes, and of liquors among others, of one that did, while she was there, turn a piece of roasted mutton into pure blood, which was very rare. Here was Mrs. Moore of Cambridge, whom I had not seen before, and I was glad to see her; as also a very pretty black boy that run up and down the room, somebody's child in Arundel House [Map]. After they had shown her many experiments, and she cried still she was full of admiration, she departed, being led out and in by several Lords that were there; among others Lord George Barkeley (age 39) and Earl of Carlisle (age 38), and a very pretty young man, the Duke of Somerset (age 13).

On 12 Dec 1671 William Seymour 3rd Duke Somerset (age 17) died. His uncle [his uncle] John Seymour 4th Duke Somerset 1645-1675 (age 26) succeeded 4th Duke Somerset, 3rd Marquess Hertford, 4th Earl Hertford. Sarah Alston Duchess Somerset 1642-1692 (age 29) by marriage Duchess Somerset.

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Family Trees of William Seymour 3rd Duke Somerset 1654-1671

Paternal Family Tree: Seymour

Maternal Family Tree: Elizabeth May Viscountess Campden 1562-1643

Royal Ancestors of William Seymour 3rd Duke Somerset 1654-1671

Kings Wessex: Great x 19 Grand Son of King Edmund "Ironside" I of England

Kings Gwynedd: Great x 16 Grand Son of Owain "Great" King Gwynedd 1100-1170

Kings Seisyllwg: Great x 21 Grand Son of Hywel "Dda aka Good" King Seisyllwg King Deheubarth

Kings Powys: Great x 16 Grand Son of Maredudd ap Bleddyn King Powys 1047-1132

Kings England: Great x 5 Grand Son of King Henry VII of England and Ireland

Kings Scotland: Great x 14 Grand Son of William "Lion" I King Scotland

Kings Franks: Great x 15 Grand Son of Louis VII King Franks

Kings France: Great x 8 Grand Son of Charles "Beloved Mad" VI King France

Ancestors of William Seymour 3rd Duke Somerset 1654-1671

Great x 4 Grandfather: John Seymour 9 x Great Grand Son of King John "Lackland" of England

Great x 3 Grandfather: Edward Seymour 1st Duke Somerset 6 x Great Grand Son of King Edward III of England

Great x 4 Grandmother: Margery Wentworth 5 x Great Grand Daughter of King Edward III of England

Great x 2 Grandfather: Edward Seymour 1st Earl Hertford 5 x Great Grand Son of King Edward III of England

Great x 4 Grandfather: Edward Stanhope

Great x 3 Grandmother: Anne Stanhope Duchess Somerset 4 x Great Grand Daughter of King Edward III of England

Great x 4 Grandmother: Elizabeth Bourchier 3 x Great Grand Daughter of King Edward III of England

Great x 1 Grandfather: Edward Seymour 2 x Great Grand Son of King Henry VII of England and Ireland

Great x 4 Grandfather: Thomas Grey 2nd Marquess Dorset 4 x Great Grand Son of King Edward III of England

Great x 3 Grandfather: Henry Grey 1st Duke of Suffolk 5 x Great Grand Son of King Edward III of England

Great x 4 Grandmother: Margaret Wotton Marchioness Dorset

Great x 2 Grandmother: Catherine Grey Countess Hertford Great Grand Daughter of King Henry VII of England and Ireland

Great x 4 Grandfather: Charles Brandon 1st Duke of Suffolk 6 x Great Grand Son of King Edward "Longshanks" I of England

Great x 3 Grandmother: Frances Brandon Duchess of Suffolk Grand Daughter of King Henry VII of England and Ireland

Great x 4 Grandmother: Mary Tudor Queen Consort France Daughter of King Henry VII of England and Ireland

GrandFather: William Seymour 2nd Duke Somerset 3 x Great Grand Son of King Henry VII of England and Ireland

Great x 1 Grandmother: Honora Rogers

Father: Henry Seymour 4 x Great Grand Son of King Henry VII of England and Ireland

Great x 4 Grandfather: Walter Devereux 1st Viscount Hereford 4 x Great Grand Son of King Edward III of England

Great x 3 Grandfather: Richard Devereux 5 x Great Grand Son of King Edward III of England

Great x 4 Grandmother: Mary Grey Baroness Ferrers Chartley 4 x Great Grand Daughter of King Edward III of England

Great x 2 Grandfather: Walter Devereux 1st Earl Essex 6 x Great Grand Son of King Edward III of England

Great x 4 Grandfather: George Hastings 1st Earl Huntingdon 4 x Great Grand Son of King Edward III of England

Great x 3 Grandmother: Dorothy Hastings 5 x Great Grand Daughter of King Edward III of England

Great x 4 Grandmother: Anne Stafford Countess Huntingdon 4 x Great Grand Daughter of King Edward III of England

Great x 1 Grandfather: Robert Devereux 2nd Earl Essex 7 x Great Grand Son of King Edward III of England

Great x 4 Grandfather: Robert Knollys

Great x 3 Grandfather: Francis Knollys

Great x 4 Grandmother: Lettice Peniston

Great x 2 Grandmother: Lettice Knollys Countess Essex 6 x Great Grand Daughter of King Edward III of England

Great x 4 Grandfather: William Carey 4 x Great Grand Son of King Edward III of England

Great x 3 Grandmother: Catherine Carey 5 x Great Grand Daughter of King Edward III of England

Great x 4 Grandmother: Mary Boleyn 7 x Great Grand Daughter of King Edward "Longshanks" I of England

GrandMother: Frances Devereux Duchess of Somerset 8 x Great Grand Daughter of King Edward III of England

Great x 4 Grandfather: James Walsingham

Great x 3 Grandfather: William Walsingham

Great x 4 Grandmother: Eleanor Writtle

Great x 2 Grandfather: Francis Walsingham 8 x Great Grand Son of King Edward "Longshanks" I of England

Great x 4 Grandfather: Edmund Denny

Great x 3 Grandmother: Joyce Denny 7 x Great Grand Daughter of King Edward "Longshanks" I of England

Great x 4 Grandmother: Mary Troutbeck 6 x Great Grand Daughter of King Edward "Longshanks" I of England

Great x 1 Grandmother: Frances Walsingham Countess Essex 9 x Great Grand Daughter of King Edward "Longshanks" I of England

Great x 4 Grandfather: Richard St Barbe

Great x 3 Grandfather: Henry St Barbe of Ashington Somerset

Great x 2 Grandmother: Ursula St Barbe

William Seymour 3rd Duke Somerset 1654-1671 5 x Great Grand Son of King Henry VII of England and Ireland

Great x 4 Grandfather: Edward Capell 10 x Great Grand Son of King Henry "Curtmantle" II of England

Great x 3 Grandfather: Henry Capell 11 x Great Grand Son of King Henry "Curtmantle" II of England

Great x 2 Grandfather: Arthur Capell 6 x Great Grand Son of King Edward III of England

Great x 4 Grandfather: Thomas Manners 1st Earl of Rutland 4 x Great Grand Son of King Edward III of England

Great x 3 Grandmother: Catherine Manners 5 x Great Grand Daughter of King Edward III of England

Great x 4 Grandmother: Eleanor Paston Countess Rutland

Great x 1 Grandfather: Henry Capell 7 x Great Grand Son of King Edward III of England

Great x 4 Grandfather: Thomas Grey 2nd Marquess Dorset 4 x Great Grand Son of King Edward III of England

Great x 3 Grandfather: John Grey 5 x Great Grand Son of King Edward III of England

Great x 4 Grandmother: Margaret Wotton Marchioness Dorset

Great x 2 Grandmother: Margaret Grey 6 x Great Grand Daughter of King Edward III of England

Great x 4 Grandfather: Anthony Browne 4 x Great Grand Son of King Edward III of England

Great x 3 Grandmother: Mary Browne 5 x Great Grand Daughter of King Edward III of England

Great x 4 Grandmother: Alice Gage

GrandFather: Arthur Capell 1st Baron Capell Hadham 8 x Great Grand Son of King Edward III of England

Great x 4 Grandfather: Thomas Montagu 6 x Great Grand Son of King Edward "Longshanks" I of England

Great x 3 Grandfather: Edward Montagu 7 x Great Grand Son of King Edward "Longshanks" I of England

Great x 4 Grandmother: Agnes Dudley

Great x 2 Grandfather: Edward Montagu 8 x Great Grand Son of King Edward "Longshanks" I of England

Great x 4 Grandfather: John Roper of Well Hall

Great x 3 Grandmother: Helen Roper

Great x 1 Grandmother: Theodosia Montagu 9 x Great Grand Daughter of King Edward "Longshanks" I of England

Great x 4 Grandfather: John Alexander Harrington

Great x 3 Grandfather: James Harrington

Great x 4 Grandmother: Elizabeth Moton

Great x 2 Grandmother: Elizabeth Harrington

Great x 4 Grandfather: William Sidney

Great x 3 Grandmother: Lucy Sidney

Great x 4 Grandmother: Anne Pakenham

Mother: Mary Capell Duchess Beaufort 9 x Great Grand Daughter of King Edward III of England

Great x 4 Grandfather: Thomas Morison of Hertfordshire

Great x 3 Grandfather: Richard Morrison

Great x 2 Grandfather: Charles Morrison 6 x Great Grand Son of King Edward III of England

Great x 4 Grandfather: John Hussey 1st Baron Hussey of Sleaford 9 x Great Grand Son of King John "Lackland" of England

Great x 3 Grandmother: Bridget Hussey Countess Bedford 5 x Great Grand Daughter of King Edward III of England

Great x 4 Grandmother: Anne Grey Baroness Hussey Sleaford 4 x Great Grand Daughter of King Edward III of England

Great x 1 Grandfather: Charles Morrison 7 x Great Grand Son of King Edward III of England

Great x 3 Grandfather: Nicholas Clerke

Great x 2 Grandmother: Dorothea Clerke

GrandMother: Elizabeth Morrison Baroness Capell Hadham 8 x Great Grand Daughter of King Edward III of England

Great x 4 Grandfather: John Hicks

Great x 3 Grandfather: Robert Hicks

Great x 2 Grandfather: Baptist Hicks 1st Viscount Campden

Great x 1 Grandmother: Mary Hicks Lady Cooper

Great x 3 Grandfather: Richard May

Great x 2 Grandmother: Elizabeth May Viscountess Campden