Biography of Margaret Holland Duchess Clarence 1385-1439
Paternal Family Tree: Holland
Maternal Family Tree: Aoife NI Diarmait Macmurrough Countess Pembroke and Buckingham 1145-1188
On 26 Dec 1360 [her grandfather] Thomas Holland 1st Earl Kent (age 46) died. He was buried at Blackfriars Friary, Stamford [Map]. His son [her father] Thomas Holland 2nd Earl Kent (age 10) succeeded 2nd Earl Kent.
Before 13 Oct 1370 [her father] Thomas Holland 2nd Earl Kent (age 20) and [her mother] Alice Fitzalan Countess Kent (age 20) were married. She by marriage Countess Kent. She the daughter of Richard Fitzalan 10th Earl Arundel 8th Earl Surrey (age 64) and Eleanor Plantagenet Countess Arundel and Surrey (age 52). He the son of Thomas Holland 1st Earl Kent and Joan "Fair Maid of Kent" Princess Wales (age 42). They were third cousins. He a great grandson of King Edward "Longshanks" I of England. She a great x 2 granddaughter of King Henry III of England. 
In 1385 Margaret Holland Duchess Clarence was born to Thomas Holland 2nd Earl Kent (age 35) and Alice Fitzalan Countess Kent (age 35). She a great x 2 granddaughter of King Edward "Longshanks" I of England.
On 07 Aug 1385 [her grandmother] Joan "Fair Maid of Kent" Princess Wales (age 56) died at Wallingford Castle [Map]. She was buried at Blackfriars Friary, Stamford [Map] beside her first husband [her grandfather] Thomas Holland 1st Earl Kent. Her son [her father] Thomas Holland 2nd Earl Kent (age 35) succeeded 6th Baron Wake of Liddell.
On 25 Apr 1397 [her father] Thomas Holland 2nd Earl Kent (age 47) died. He was buried in Bourne Abbey, Lincolnshire [Map]. His son [her brother] Thomas Holland 1st Duke Surrey (age 23) succeeded 3rd Earl Kent, 2nd Baron Holand, 7th Baron Wake of Liddell. Joan Stafford Countess Kent (age 19) by marriage Countess Kent.
On 29 Sep 1397 [her uncle] King Richard II (age 30) rewarded his relations with Dukedoms, possibly for their part in downfall of Thomas of Woodstock 1st Duke of Gloucester (deceased), Thomas Beauchamp 12th Earl Warwick (age 59) and [her uncle] Richard Fitzalan 9th Earl Surrey 11th Earl Arundel (deceased) ...
His older half-brother [her uncle] John Holland 1st Duke Exeter (age 45) was created 1st Duke Exeter. [her future sister-in-law] Elizabeth Lancaster Duchess Exeter (age 34) by marriage Duchess Exeter.
His nephew [her brother] Thomas Holland 1st Duke Surrey (age 23) was created 1st Duke Surrey.
His second cousin once removed Thomas Mowbray 1st Duke of Norfolk (age 29) was created 1st Duke Norfolk. Elizabeth Fitzalan Duchess Norfolk (age 31) by marriage Duchess Norfolk.
His first cousin Edward York 2nd Duke of York 1st Duke Albemarle (age 24) was created 1st Duke Albemarle aka Aumale. Beatrice Burgundy Countess Rutland and Cork (age 24) by marriage Duchess Albemarle aka Aumale.
His illegitimate first cousin [her future husband] John Beaufort 1st Marquess Somerset and Dorset (age 24) was created 1st Marquess Somerset, 1st Marquess Dorset. Margaret Holland Duchess Clarence (age 12) by marriage Marchioness Somerset, Marchioness Dorset.
Ralph Neville 1st Earl of Westmoreland (age 33) was created 1st Earl of Westmoreland. [her illegitimate sister-in-law] Joan Beaufort Countess of Westmoreland (age 18) by marriage Countess of Westmoreland.
On 27 Nov 1397 John Beaufort 1st Marquess Somerset and Dorset (age 24) and Margaret Holland Duchess Clarence (age 12) were married. She by marriage Countess Somerset. She the daughter of Thomas Holland 2nd Earl Kent and Alice Fitzalan Countess Kent (age 47). He the illegitmate son of John of Gaunt 1st Duke Lancaster (age 57) and Katherine Roet Duchess Lancaster (age 47). They were half third cousins. He a grandson of King Edward III of England. She a great x 2 granddaughter of King Edward "Longshanks" I of England. 
In 1401 [her son] Henry Beaufort 2nd Earl Somerset was born to [her husband] John Beaufort 1st Marquess Somerset and Dorset (age 28) and Margaret Holland Duchess Clarence (age 16). He a great grandson of King Edward III of England.
In 1403 [her son] John Beaufort 1st Duke Somerset was born to [her husband] John Beaufort 1st Marquess Somerset and Dorset (age 30) and Margaret Holland Duchess Clarence (age 18). He a great grandson of King Edward III of England.
In 1404 [her daughter] Joan Beaufort Queen Consort Scotland was born to [her husband] John Beaufort 1st Marquess Somerset and Dorset (age 31) and Margaret Holland Duchess Clarence (age 19). She a great granddaughter of King Edward III of England.
In 1405 [her son] Thomas Beaufort Count Perche was born to [her husband] John Beaufort 1st Marquess Somerset and Dorset (age 32) and Margaret Holland Duchess Clarence (age 20). He a great grandson of King Edward III of England.
In 1406 [her son] Edmund Beaufort 1st or 2nd Duke Somerset was born to [her husband] John Beaufort 1st Marquess Somerset and Dorset (age 33) and Margaret Holland Duchess Clarence (age 21). He a great grandson of King Edward III of England.
In 1409 [her daughter] Margaret Beaufort Countess Devon was born to [her husband] John Beaufort 1st Marquess Somerset and Dorset (age 36) and Margaret Holland Duchess Clarence (age 24) at Westminster Palace [Map]. She a great granddaughter of King Edward III of England.
On 16 Mar 1410 [her husband] John Beaufort 1st Marquess Somerset and Dorset (age 37) died at Hospital of St Katharine's by the Tower Tower Hill [Map]. He was buried at St Michael's Chapel, Canterbury Cathedral [Map]. His son [her son] Henry Beaufort 2nd Earl Somerset (age 9) succeeded 2nd Earl Somerset.
In Nov 1411 Thomas Lancaster 1st Duke of Clarence (age 23) and Margaret Holland Duchess Clarence (age 26) were married. She the daughter of Thomas Holland 2nd Earl Kent and Alice Fitzalan Countess Kent (age 61). He the son of Henry IV King England (age 44) and Mary Bohun. They were first cousin once removed. She a great x 2 granddaughter of King Edward "Longshanks" I of England. 
In 1412 [her husband] Thomas Lancaster 1st Duke of Clarence (age 23) was created 1st Duke Clarence by [her former brother-in-law] Henry IV King England (age 44). Margaret Holland Duchess Clarence (age 27) by marriage Duchess Clarence.
On 17 Mar 1416 [her mother] Alice Fitzalan Countess Kent (age 66) died.
Thomas Walsingham Chronicon Angliæ 1419. 01 Nov 1419. Circa festum Omnium Sanctorum, Ducissa Clarentiee (age 34), cum multis aliis dominabus Anglicæ, 1Neustriam transfretavit.
Note 1. in Neustriam in (5) MS. Corp. Chr. vii. and the printed texts.
About the Feast of All Saints, the Duchess of Clarence (age 34), with many othe English ladies, crossed over to Normandy.
Around 1420 [her son-in-law] Thomas Courtenay 13th Earl Devon (age 6) and [her daughter] Margaret Beaufort Countess Devon (age 11) were married. She the daughter of John Beaufort 1st Marquess Somerset and Dorset and Margaret Holland Duchess Clarence (age 35). He the son of Hugh Courtenay 12th Earl Devon (age 31) and Anne Talbot Countess Devon (age 27). They were third cousins. He a great x 4 grandson of King Edward "Longshanks" I of England. She a great granddaughter of King Edward III of England. 
On 23 Mar 1421 the Dauphin's (age 18) French army and a Scottish army heavily defeated the English army at the Battle of Baugé. On the French side Étienne Vignolles "La Hire" fought. On the Scottish side John Stewart 2nd Earl Buchan (age 40) and John Stewart of Darnley 1st Count Évreux (age 41) fought. William Douglas (age 37) was killed.
On the English side [her son] John Beaufort 1st Duke Somerset (age 18), [her illegitimate brother-in-law] Thomas Beaufort 1st Duke Exeter (age 44), [her son] Thomas Beaufort Count Perche (age 16) and John Holland 2nd Duke Exeter (age 26) were captured. John Beaufort 1st Duke Somerset (age 18) would be captive for the next seventeen years. Thomas Beaufort 1st Duke Exeter (age 44) was released in 1422. Thomas Beaufort Count Perche (age 16) was released around 1427 in a prisoner exchange.
[her husband] Thomas Lancaster 1st Duke of Clarence (age 32) was killed in battle. Duke Clarence extinct.
John Lumley (age 38) was killed in battle.
John Ros 7th Baron Ros Helmsley (age 24) was killed in battle. His brother Thomas Ros 8th Baron Ros Helmsley (age 13) succeeded 8th Baron Ros Helmsley.
William Ros (age 24), and Gilbert V Umfraville were killed.
John Grey 1st Earl Tankerville (age 37) was killed in battle. His son Henry Grey 2nd Earl Tankerville (age 3) succeeded 2nd Earl Tankerville.
William Douglas 1st Lord Drumlanrig was present.
On 12 Feb 1424 [her son-in-law] King James I of Scotland (age 29) and [her daughter] Joan Beaufort Queen Consort Scotland (age 20) were married at Southwark Cathedral [Map]. She by marriage Queen Consort Scotland. She the daughter of John Beaufort 1st Marquess Somerset and Dorset and Margaret Holland Duchess Clarence (age 39). He the son of King Robert III of Scotland and Anabella Drummond Queen Consort Scotland. He a great x 5 grandson of King John "Lackland" of England. She a great granddaughter of King Edward III of England.
In or before 1432 [her son] Edmund Beaufort 1st or 2nd Duke Somerset (age 26) and [her daughter-in-law] Eleanor Beauchamp Duchess Somerset (age 23) were married. She the daughter of Richard Beauchamp 13th Earl Warwick (age 49) and Elizabeth Berkeley Countess Warwick. He the son of John Beaufort 1st Marquess Somerset and Dorset and Margaret Holland Duchess Clarence (age 46). They were third cousin once removed. He a great grandson of King Edward III of England. She a great x 4 granddaughter of King Edward "Longshanks" I of England. 
In 1433 [her former brother-in-law] Thomas Swynford (age 66) died.
In 1439 [her son] John Beaufort 1st Duke Somerset (age 36) and [her daughter-in-law] Margaret Beauchamp Duchess Somerset (age 29) were married. She by marriage Countess Somerset. He the son of John Beaufort 1st Marquess Somerset and Dorset and Margaret Holland Duchess Clarence (age 54). He a great grandson of King Edward III of England.
Before 21 Sep 1439 [her son-in-law] James "Black Knight of Lorn" Stewart (age 44) and [her daughter] Joan Beaufort Queen Consort Scotland (age 35) were married. She the daughter of John Beaufort 1st Marquess Somerset and Dorset and Margaret Holland Duchess Clarence (age 54). She a great granddaughter of King Edward III of England. 
On 31 Dec 1439 Margaret Holland Duchess Clarence (age 54) died.
Kings Wessex: Great x 10 Grand Daughter of King Edmund "Ironside" I of England
Kings Gwynedd: Great x 7 Grand Daughter of Owain "Great" King Gwynedd
Kings Seisyllwg: Great x 13 Grand Daughter of Hywel "Dda aka Good" King Seisyllwg King Deheubarth
Kings Powys: Great x 8 Grand Daughter of Maredudd ap Bleddyn King Powys
Kings England: Great x 2 Grand Daughter of King Edward "Longshanks" I of England
Kings Scotland: Great x 8 Grand Daughter of Malcolm III King Scotland
Kings Franks: Great x 6 Grand Daughter of Louis VII King Franks
Kings France: Great x 3 Grand Daughter of Philip "Bold" III King France
Joan Beaufort Queen Consort Scotland x 1
King Henry VII of England and Ireland x 1
Queen Elizabeth II of the United Kingdom x 19
Great x 3 Grandfather: Thurstan de Holland
Great x 2 Grandfather: Robert de Holand of Upholland
Great x 1 Grandfather: Robert Holland 1st Baron Holand
GrandFather: Thomas Holland 1st Earl Kent 4 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Alan Zouche
Great x 3 Grandfather: Roger Zouche 6 x Great Grand Son of King Henry I "Beauclerc" England
Great x 4 Grandmother: Helen or Ela Quincy 5 x Great Grand Daughter of King Henry I "Beauclerc" England
Great x 2 Grandfather: Alan Zouche 1st Baron Zouche Ashby 2 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Stephen Longespée Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandmother: Ela Longespée Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Emmeline Riddlesford
Great x 1 Grandmother: Maud Zouche Baroness Holand 3 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Gilbert Segrave
Great x 3 Grandfather: Nicholas Segrave 1st Baron Segrave
Great x 2 Grandmother: Eleanor Segrave
Great x 4 Grandfather: Geoffrey de Lucy of Newington in Kent
Great x 3 Grandmother: Maud de Lucy
Great x 4 Grandmother: Nichole Cantilupe
Father: Thomas Holland 2nd Earl Kent Great Grand Son of King Edward "Longshanks" I of England
Great x 4 Grandfather: King John "Lackland" of England Son of King Henry "Curtmantle" II of England
Great x 3 Grandfather: King Henry III of England Son of King John "Lackland" of England
Great x 4 Grandmother: Isabella of Angoulême Queen Consort England
Great x 2 Grandfather: King Edward "Longshanks" I of England Son of King Henry III of England
Great x 4 Grandfather: Raymond Berenguer Provence IV Count Provence
Great x 3 Grandmother: Eleanor of Provence Queen Consort England
Great x 4 Grandmother: Beatrice Savoy Countess Provence
Great x 1 Grandfather: Edmund of Woodstock 1st Earl Kent Son of King Edward "Longshanks" I of England
Great x 4 Grandfather: King Louis IX of France Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandfather: Philip "Bold" III King France 2 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Margaret Provence Queen Consort France
Great x 2 Grandmother: Margaret of France Queen Consort England 3 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Henry Reginar III Duke Brabant 4 x Great Grand Son of King William "Conqueror" I of England
Great x 3 Grandmother: Maria Reginar Queen Consort France 5 x Great Grand Daughter of King William "Conqueror" I of England
Great x 4 Grandmother: Adelaide Burgundy Duchess Brabant 5 x Great Grand Daughter of King William "Conqueror" I of England
GrandMother: Joan "Fair Maid of Kent" Princess Wales Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandfather: Hugh Wake
Great x 3 Grandfather: Baldwin Wake
Great x 4 Grandmother: Joan Stuteville
Great x 2 Grandfather: John Wake 1st Baron Wake of Liddell 2 x Great Grand Son of King John "Lackland" of England
Great x 4 Grandfather: Robert Quincy
Great x 3 Grandmother: Hawise Quincy Great Grand Daughter of King John "Lackland" of England
Great x 4 Grandmother: Elen ferch Llewellyn Aberffraw Countess Huntingdon and Mar Grand Daughter of King John "Lackland" of England
Great x 1 Grandmother: Margaret Wake Countess Kent 3 x Great Grand Daughter of King John "Lackland" of England
Great x 4 Grandfather: Enguerrand Ingleram Fiennes
Great x 3 Grandfather: William Fiennes
Great x 4 Grandmother: Isabel Provence
Great x 2 Grandmother: Joan Fiennes Baroness Wake Liddell 4 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: John Beaumont
2 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandmother: Blanche Beaumont 3 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Jeanne Chateaudun
Margaret Holland Duchess Clarence 2 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandfather: John Fitzalan 6th Earl Arundel 4 x Great Grand Son of King Henry I "Beauclerc" England
Great x 3 Grandfather: John Fitzalan 7th Earl Arundel 5 x Great Grand Son of King Henry I "Beauclerc" England
Great x 4 Grandmother: Maud Verdun Countess Arundel
Great x 2 Grandfather: Richard Fitzalan 8th Earl Arundel 3 x Great Grand Son of King John "Lackland" of England
Great x 4 Grandfather: Roger Mortimer 1st Baron Mortimer of Wigmore
Great Grand Son of King John "Lackland" of England
Great x 3 Grandmother: Isabella Mortimer Countess Arundel 2 x Great Grand Daughter of King John "Lackland" of England
Great x 4 Grandmother: Maud de Braose
Great x 1 Grandfather: Edmund Fitzalan 9th Earl Arundel 4 x Great Grand Son of King John "Lackland" of England
Great x 4 Grandfather: Manfred III Marquess Saluzzo
Great x 3 Grandfather: Thomas I Marquess Saluzzo 5 x Great Grand Son of King William "Conqueror" I of England
Great x 4 Grandmother: Beatrice Savoy Marchioness of Saluzzo 4 x Great Grand Daughter of King William "Conqueror" I of England
Great x 2 Grandmother: Alice Saluzzo Countess Arundel 6 x Great Grand Daughter of King William "Conqueror" I of England
GrandFather: Richard Fitzalan 10th Earl Arundel 8th Earl Surrey 5 x Great Grand Son of King John "Lackland" of England
Great x 4 Grandfather: William Warenne 5th Earl Surrey
Great x 3 Grandfather: John Warenne 6th Earl Surrey
Great x 4 Grandmother: Maud Marshal Countess Norfolk and Surrey
Great x 2 Grandfather: William Warenne
Great x 4 Grandfather: Hugh Lusignan X Count Lusignan V Count La Marche
Great x 3 Grandmother: Alice Lusignan Countess of Surrey
Great x 4 Grandmother: Isabella of Angoulême Queen Consort England
Great x 1 Grandmother: Alice Warenne Countess Arundel
Great x 4 Grandfather: Hugh de Vere 4th Earl of Oxford
Great x 3 Grandfather: Robert de Vere 5th Earl of Oxford
Great x 4 Grandmother: Hawise Quincy Countess Oxford
Great x 2 Grandmother: Joan Vere
Great x 3 Grandmother: Alice Sanford Countess of Oxford
Mother: Alice Fitzalan Countess Kent 2 x Great Grand Daughter of King Henry III of England
Great x 4 Grandfather: King John "Lackland" of England Son of King Henry "Curtmantle" II of England
Great x 3 Grandfather: King Henry III of England Son of King John "Lackland" of England
Great x 4 Grandmother: Isabella of Angoulême Queen Consort England
Great x 2 Grandfather: Edmund "Crouchback" Plantagenet 1st Earl of Leicester 1st Earl Lancaster Son of King Henry III of England
Great x 4 Grandfather: Raymond Berenguer Provence IV Count Provence
Great x 3 Grandmother: Eleanor of Provence Queen Consort England
Great x 4 Grandmother: Beatrice Savoy Countess Provence
Great x 1 Grandfather: Henry Plantagenet 3rd Earl of Leicester 3rd Earl Lancaster Grand Son of King Henry III of England
Great x 4 Grandfather: Louis "Lion" VIII King France 3 x Great Grand Son of King William "Conqueror" I of England
Great x 3 Grandfather: Robert Capet Count of Artois Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Blanche Ivrea Queen Consort France
Grand Daughter of King Henry "Curtmantle" II of England
Great x 2 Grandmother: Blanche Capet Queen Navarre 2 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Henry Reginar II Duke Brabant 3 x Great Grand Son of King William "Conqueror" I of England
Great x 3 Grandmother: Matilda Reginar Countess Saint Pol 4 x Great Grand Daughter of King William "Conqueror" I of England
Great x 4 Grandmother: Marie Swabia Duchess Brabant
GrandMother: Eleanor Plantagenet Countess Arundel and Surrey Great Grand Daughter of King Henry III of England
Great x 3 Grandfather: Patrick Chaworth
Great x 2 Grandfather: Patrick Chaworth
Great x 1 Grandmother: Maud Chaworth
Great x 4 Grandfather: William Beauchamp
Great x 3 Grandfather: William Beauchamp 9th Earl Warwick
Great x 4 Grandmother: Isabel Maudit
Great x 2 Grandmother: Isabella Beauchamp Baroness Monthermer
Great x 4 Grandfather: John Fitzgeoffrey
Great x 3 Grandmother: Maud Fitzjohn Countess Warwick
Great x 4 Grandmother: Isabel Bigod
