Robert Sidney 1st Earl of Leicester 1563-1626

Paternal Family Tree: Sidney

Maternal Family Tree: Alice Sanford Countess of Oxford

In 1551 [his father] Henry Sidney [aged 22] and [his mother] Mary Dudley [aged 21] were married. She the daughter of [his grandfather] John Dudley 1st Duke Northumberland [aged 47] and [his grandmother] Jane Guildford Duchess Northumberland [aged 42].

On 19th November 1563 Robert Sidney 1st Earl of Leicester was born to Henry Sidney [aged 34] and Mary Dudley [aged 33].

On 22nd February 1574 [his sister] Ambrosia Sidney [aged 9] died at Ludlow Castle [Map] where her father Henry Sidney [aged 45] was President of the Council of the Marches in Wales.

Around 1577 Robert Sidney 1st Earl of Leicester [aged 13] educated at Christ Church College, Oxford University.

On 21st April 1577 [his brother-in-law] Henry Herbert 2nd Earl Pembroke [aged 39] and [his sister] Mary Sidney Countess Pembroke [aged 15] were married. She by marriage Countess Pembroke. The difference in their ages was 23 years. He the son of William Herbert 1st Earl Pembroke and Anne Parr Countess Pembroke. They were sixth cousins.

On 23rd September 1584 Robert Sidney 1st Earl of Leicester [aged 20] and Barbara Gamage Countess Leicester [aged 21] were married. She her father's heir to his considerable fortune. He, the father, had died some twenty-five days before. The marriage took place apparently against the wishes of Queen Elizabeth I of England and Ireland [aged 51].

On 5th May 1586 [his father] Henry Sidney [aged 57] died.

On 9th August 1586 [his mother] Mary Dudley [aged 56] died.

On 22nd September 1586 Robert Sidney 1st Earl of Leicester [aged 22] fought at the Battle of Zutphen. William Russell 1st Baron Russell [aged 26] distinguished himself being noted for maintaining an effective fighting force in difficult circumstances.

In 1587 [his daughter] Mary Sidney Lady Wroth was born to Robert Sidney 1st Earl of Leicester [aged 23] and [his wife] Barbara Gamage Countess Leicester [aged 24].

Around 1588 Unknown Painter. Portrait of Robert Sidney 1st Earl of Leicester [aged 24].

Deeds of King Henry V

Henrici Quinti, Angliæ Regis, Gesta, is a first-hand account of the Agincourt Campaign, and subsequent events to his death in 1422. The author of the first part was a Chaplain in King Henry's retinue who was present from King Henry's departure at Southampton in 1415, at the siege of Harfleur, the battle of Agincourt, and the celebrations on King Henry's return to London. The second part, by another writer, relates the events that took place including the negotiations at Troye, Henry's marriage and his death in 1422.

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In 1589 [his daughter] Catherine Sidney was born to Robert Sidney 1st Earl of Leicester [aged 25] and [his wife] Barbara Gamage Countess Leicester [aged 26]. She married before 1616 Lewis Mansel 2nd Baronet, son of Thomas Mansel 1st Baronet.

Around 1595 [his daughter] Philippa Sidney was born to Robert Sidney 1st Earl of Leicester [aged 31] and [his wife] Barbara Gamage Countess Leicester [aged 32]. She married June 1614 John Hobart 2nd Baronet, son of Henry Hobart 1st Baronet and Dorothy Bell Lady Hobart.

On 1st December 1595 [his son] Robert Sidney 2nd Earl of Leicester was born to Robert Sidney 1st Earl of Leicester [aged 32] and [his wife] Barbara Gamage Countess Leicester [aged 32]. He married 1615 his fifth cousin once removed Dorothy Percy Countess Leicester, daughter of Henry "Wizard Earl" Percy 9th Earl of Northumberland and Dorothy Devereux Countess Northumberland, and had issue.

On 28th November 1599 [his daughter] Barbara Sidney was born to Robert Sidney 1st Earl of Leicester [aged 36] and [his wife] Barbara Gamage Countess Leicester [aged 36]. She married Thomas Culpepper and had issue.

Before 1600 Thomas Smythe [aged 41] and [his future wife] Sarah Blount Countess Leicester [aged 17] were married. The difference in their ages was 24 years.

In 1605 Robert Sidney 1st Earl of Leicester [aged 41] was created 1st Viscount Lisle. [his wife] Barbara Gamage Countess Leicester [aged 42] by marriage Viscountess Lisle.

On 16th September 1607 Princess Mary Stewart [aged 2] died of pneumonia at the Stanwell Park Stanwell, Surrey home of Thomas Knyvet 1st Baron Knyvet [aged 62] in whose care she had been placed. As soon as Mary died, the Earl of Worcester [aged 57], the Earl of Leicester [aged 43] and the Earl of Totnes [aged 52] went to Hampton Court Palace [Map], to inform the Queen [aged 32] of her daughter's death. Seeing the three men before her, Queen Anne realized what had happened and spared the men the task of telling her.

In 1613 [his son] William Sidney died.

In June 1614 [his son-in-law] John Hobart 2nd Baronet [aged 21] and Philippa Sidney [aged 19] were married. She the daughter of Robert Sidney 1st Earl of Leicester [aged 50] and Barbara Gamage Countess Leicester [aged 51].

In 1615 Robert Sidney 2nd Earl of Leicester [aged 19] and Dorothy Percy Countess Leicester [aged 17] were married. She the daughter of Henry "Wizard Earl" Percy 9th Earl of Northumberland [aged 50] and Dorothy Devereux Countess Northumberland [aged 51]. He the son of Robert Sidney 1st Earl of Leicester [aged 51] and Barbara Gamage Countess Leicester [aged 52]. They were fifth cousin once removed.

Jean de Waurin's Chronicle of England Volume 6 Books 3-6: The Wars of the Roses

Jean de Waurin was a French Chronicler, from the Artois region, who was born around 1400, and died around 1474. Waurin’s Chronicle of England, Volume 6, covering the period 1450 to 1471, from which we have selected and translated Chapters relating to the Wars of the Roses, provides a vivid, original, contemporary description of key events some of which he witnessed first-hand, some of which he was told by the key people involved with whom Waurin had a personal relationship.

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Before 1616 [his son-in-law] Lewis Mansel 2nd Baronet [aged 21] and Catherine Sidney [aged 26] were married. She the daughter of Robert Sidney 1st Earl of Leicester [aged 52] and Barbara Gamage Countess Leicester [aged 52].

In 1616 [his daughter] Catherine Sidney [aged 27] died.

In 1616 Robert Sidney 1st Earl of Leicester [aged 52] was appointed 414th Knight of the Garter by King James I of England and Ireland and VI of Scotland [aged 49].

In 1618 Robert Sidney 1st Earl of Leicester [aged 54] was created 1st Earl of Leicester. [his wife] Barbara Gamage Countess Leicester [aged 55] by marriage Countess of Leicester.

In 1620 [his daughter] Philippa Sidney [aged 25] died.

On 24th May 1621 [his wife] Barbara Gamage Countess Leicester [aged 58] died.

On 25th September 1621 [his sister] Mary Sidney Countess Pembroke [aged 59] died of smallpox at Herbert Townhouse Aldersgate Street. Her funeral was held at St Paul's Cathedral [Map]. She was buried at Salisbury Cathedral [Map].

On 25th April 1625 Robert Sidney 1st Earl of Leicester [aged 61] and Sarah Blount Countess Leicester [aged 43] were married. She by marriage Countess of Leicester.

On 13th July 1626 Robert Sidney 1st Earl of Leicester [aged 62] died. His son Robert [aged 30] succeeded 2nd Earl of Leicester, 2nd Viscount Lisle. Dorothy Percy Countess Leicester [aged 28] by marriage Countess of Leicester.

Before 12th March 1655 [his former wife] Sarah Blount Countess Leicester [aged 73] died.

Chronicle of a Bourgeois of Valenciennes

Récits d’un bourgeois de Valenciennes aka The Chronicle of a Bourgeois of Valenciennes is a vivid 14th-century vernacular chronicle written by an anonymous urban chronicler from Valenciennes in the County of Hainaut. It survives in a manuscript that describes local and regional history from about 1253 to 1366, blending chronology, narrative episodes, and eyewitness-style accounts of political, military, and social events in medieval France, Flanders, and the Low Countries. The work begins with a chronological framework of events affecting Valenciennes and its region under rulers such as King Philip VI of France and the shifting allegiances of local nobility. It includes accounts of conflicts, sieges, diplomatic manoeuvres, and the impact of broader struggles like the Hundred Years’ War on urban life in Hainaut. Written from the perspective of a burgher (bourgeois) rather than a monastery or royal court, the chronicle offers a rare lay viewpoint on high politics and warfare, reflecting how merchants, townspeople, and civic institutions experienced the turbulence of the 13th and 14th centuries. Its narrative style combines straightforward reporting of events with moral and civic observations, making it a valuable source for readers interested in medieval urban society, regional politics, and the lived experience of war and governance in pre-modern Europe.

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[his daughter] Elizabeth Sidney was born to Robert Sidney 1st Earl of Leicester and Barbara Gamage Countess Leicester.

[his son] William Sidney was born to Robert Sidney 1st Earl of Leicester and Barbara Gamage Countess Leicester.

[his daughter] Bridget Sidney was born to Robert Sidney 1st Earl of Leicester and Barbara Gamage Countess Leicester.

[his son] Henry Sidney was born to Robert Sidney 1st Earl of Leicester and Barbara Gamage Countess Leicester.

[his daughter] Dorothy Sidney was born to Robert Sidney 1st Earl of Leicester and Barbara Gamage Countess Leicester.

[his son] Philip Sidney was born to Robert Sidney 1st Earl of Leicester and Barbara Gamage Countess Leicester.

Royal Ancestors of Robert Sidney 1st Earl of Leicester 1563-1626

Kings Wessex: Great x 15 Grand Son of King Edmund "Ironside" I of England

Kings Gwynedd: Great x 12 Grand Son of Owain "Great" King Gwynedd

Kings Seisyllwg: Great x 18 Grand Son of Hywel "Dda aka Good" King Seisyllwg King Deheubarth

Kings Powys: Great x 13 Grand Son of Maredudd ap Bleddyn King Powys

Kings England: Great x 9 Grand Son of King Edward I of England

Kings Scotland: Great x 12 Grand Son of King David I of Scotland

Kings France: Great x 10 Grand Son of King Philip III of France

Kings Duke Aquitaine: Great x 20 Grand Son of Ranulf I Duke Aquitaine

Kings Spain: Great x 13 Grand Son of Alfonso VII King Castile VII King Leon

Royal Descendants of Robert Sidney 1st Earl of Leicester 1563-1626
Number after indicates the number of unique routes of descent. Descendants of Kings and Queens not included.

Queen Elizabeth II of the United Kingdom [1]

Diana Spencer Princess Wales [1]

Ancestors of Robert Sidney 1st Earl of Leicester 1563-1626

Great x 2 Grandfather: William IV Sidney

Great x 1 Grandfather: Nicholas Sidney

Grandfather: William Sidney

Great x 3 Grandfather: Robert Brandon

Great x 2 Grandfather: William Brandon

Great x 3 Grandmother: Ada Calthorpe

Great x 1 Grandmother: Anne Brandon

father: Henry Sidney

Great x 2 Grandfather: John Pakenham

Great x 1 Grandfather: Hugh Pakenham

Grandmother: Anne Pakenham

Robert Sidney 1st Earl of Leicester 9 x Great Grandson of King Edward I of England

Great x 4 Grandfather: John Sutton 4th Baron Sutton 7 x Great Grandson of King Henry "Curtmantle" II of England

Great x 3 Grandfather: John Sutton 1st Baron Dudley 8 x Great Grandson of King Henry "Curtmantle" II of England

Great x 4 Grandmother: Constance Blount Baroness Sutton Dudley 9 x Great Granddaughter of King Henry I "Beauclerc" England

Great x 2 Grandfather: John Dudley 6 x Great Grandson of King John of England

Great x 4 Grandfather: John Berkeley 4 x Great Grandson of King John of England

Great x 3 Grandmother: Elizabeth Berkeley Baroness Cherleton Baroness Dudley 5 x Great Granddaughter of King John of England

Great x 4 Grandmother: Elizabeth Bettershorne

Great x 1 Grandfather: Edmund Dudley 7 x Great Grandson of King John of England

Great x 2 Grandmother: Elizabeth Bramshott

Grandfather: John Dudley 1st Duke Northumberland 7 x Great Grandson of King Edward I of England

Great x 4 Grandfather: Reginald Grey 3rd Baron Grey Ruthyn 5 x Great Grandson of King John of England

Great x 3 Grandfather: Edward Grey Baron Ferrers of Groby 6 x Great Grandson of King John of England

Great x 4 Grandmother: Joan Astley Baroness Grey Ruthyn 8 x Great Granddaughter of King Henry I "Beauclerc" England

Great x 2 Grandfather: Edward Grey 1st Viscount Lisle 5 x Great Grandson of King Edward I of England

Great x 4 Grandfather: Henry Ferrers 5 x Great Grandson of King Edward I of England

Great x 3 Grandmother: Elizabeth Ferrers 6th Baroness Ferrers Groby 4 x Great Granddaughter of King Edward I of England

Great x 4 Grandmother: Isabel Mowbray Baroness Berkeley 3 x Great Granddaughter of King Edward I of England

Great x 1 Grandmother: Elizabeth Grey Viscountess Lisle 6 x Great Granddaughter of King Edward I of England

Great x 4 Grandfather: John "Old Talbot" Talbot 1st Earl of Shrewsbury 3 x Great Grandson of King Edward I of England

Great x 3 Grandfather: John Talbot 1st Viscount Lisle 4 x Great Grandson of King Edward I of England

Great x 4 Grandmother: Margaret Beauchamp Countess Shrewsbury and Waterford 4 x Great Granddaughter of King Edward I of England

Great x 2 Grandmother: Elizabeth Talbot Viscountess Lisle 5 x Great Granddaughter of King Edward I of England

Great x 4 Grandfather: Thomas Cheddar

Great x 3 Grandmother: Joan Cheddar Viscountess Lisle

mother: Mary Dudley 8 x Great Granddaughter of King Edward I of England

Great x 3 Grandfather: John Guildford

Great x 2 Grandfather: Richard Guildford

Great x 4 Grandfather: Richard Waller

Great x 3 Grandmother: Alice Waller

Great x 1 Grandfather: Edward Guildford

Great x 3 Grandfather: John Pympe

Great x 2 Grandmother: Ann Pympe

Great x 3 Grandmother: Philippe Thornbury

Grandmother: Jane Guildford Duchess Northumberland 8 x Great Granddaughter of King Henry III of England

Great x 4 Grandfather: Reginald West 6th Baron De La Warr 3rd Baron West 4 x Great Grandson of King Henry III of England

Great x 3 Grandfather: Richard West 7th Baron De La Warr 4th Baron West 5 x Great Grandson of King Henry III of England

Great x 4 Grandmother: Margaret Thorley Baroness De La Warr Baroness West

Great x 2 Grandfather: Thomas West 8th Baron De La Warr 5th Baron West 6 x Great Grandson of King Henry III of England

Great x 4 Grandfather: Robert Hungerford 2nd Baron Hungerford 9 x Great Grandson of King Henry I "Beauclerc" England

Great x 3 Grandmother: Katherine Hungerford Baroness De La Warr Baroness West 6 x Great Granddaughter of King Henry III of England

Great x 4 Grandmother: Margaret Botreaux 4th Baroness Botreaux Baroness Hungerford 5 x Great Granddaughter of King Henry III of England

Great x 1 Grandmother: Eleanor West 7 x Great Granddaughter of King Henry III of England

Great x 4 Grandfather: John Mortimer

Great x 3 Grandfather: Hugh Mortimer

Great x 2 Grandmother: Elizabeth Mortimer Baroness De La Warr and West 6 x Great Granddaughter of King Edward I of England

Great x 4 Grandfather: Edmund Cornwall 5 x Great Grandson of King John of England

Great x 3 Grandmother: Eleanor Cornwall 5 x Great Granddaughter of King Edward I of England

Great x 4 Grandmother: Elizabeth Barre 4 x Great Granddaughter of King Edward I of England