Before 09 Sep 1427 Thomas Ros 8th Baron Ros Helmsley (age 19) and [her mother] Eleanor Beauchamp Duchess Somerset (age 19) were married. She by marriage Baroness Ros Helmsley. She the daughter of Richard Beauchamp 13th Earl Warwick (age 45) and Elizabeth Berkeley Countess Warwick 1386-1422. They were fourth cousins. He a great x 4 grandson of King Henry III of England. She a great x 4 granddaughter of King Edward "Longshanks" I of England. 
In or before 1432 [her father] Edmund Beaufort 1st or 2nd Duke Somerset (age 26) and [her mother] Eleanor Beauchamp Duchess Somerset (age 23) were married. She the daughter of Richard Beauchamp 13th Earl Warwick (age 49) and Elizabeth Berkeley Countess Warwick 1386-1422. He the son of John Beaufort 1st Marquess Somerset and Dorset and Margaret Holland Duchess Clarence (age 46). They were half fourth cousins. He a great grandson of King Edward III of England. She a great x 4 granddaughter of King Edward "Longshanks" I of England. 
Around 1432 Eleanor Beaufort Countess Ormonde was born to Edmund Beaufort 1st or 2nd Duke Somerset (age 26) and Eleanor Beauchamp Duchess Somerset (age 23). She a great x 2 granddaughter of King Edward III of England.
In Aug 1441 [her father] Edmund Beaufort 1st or 2nd Duke Somerset (age 35) was created 1st Earl Dorset. [her mother] Eleanor Beauchamp Duchess Somerset (age 32) by marriage Countess Dorset. The date possibly 1441.
In 1442 [her father] Edmund Beaufort 1st or 2nd Duke Somerset (age 36) was created 1st Marquess Dorset. [her mother] Eleanor Beauchamp Duchess Somerset (age 33) by marriage Marchioness Dorset.
On 30 May 1444 [her uncle] John Beaufort 1st Duke Somerset (age 41) committed suicide. Suicide not certain but likely. Duke Somerset, Earl Kendal extinct. His brother [her father] Edmund Beaufort 1st or 2nd Duke Somerset (age 38) succeeded 4th Earl Somerset. [her mother] Eleanor Beauchamp Duchess Somerset (age 35) by marriage Countess Somerset.
His only child Margaret Beaufort Countess Richmond aged one was his heir. King Henry VI of England and II of France (age 22) granted her wardship to William "Jackanapes" de la Pole 1st Duke of Suffolk (age 47) who married her to his son John de la Pole 2nd Duke of Suffolk (age 1).
On 31 Mar 1448 [her father] Edmund Beaufort 1st or 2nd Duke Somerset (age 42) was created 1st Duke Somerset. He is frequently referred to as the 2nd Duke Somerset since his brother [her uncle] John Beaufort 1st Duke Somerset was the 1st Duke Somerset of the first creation. Edmund didn't inherit the Dukedom from his brother; it was a new creation. His did inherit the Earldom.
In 1449 [her future husband] James Butler 1st Earl Wiltshire 5th Earl Ormonde (age 28) was created 1st Earl Wiltshire.
On 23 Aug 1452 James "White Earl" Butler 4th Earl Ormonde (age 59) died at Dublin [Map]. He was buried at St Mary's Abbey, Dublin. His son [her future husband] James Butler 1st Earl Wiltshire 5th Earl Ormonde (age 31) succeeded 5th Earl Ormonde.
On 22 May 1455 the Wars of the Roses commenced with the First Battle of St Albans. Richard Plantagenet 3rd Duke York (age 43) commanded with Richard "Kingmaker" Neville Earl Warwick, 6th Earl Salisbury (age 26), Richard Neville Earl Salisbury (age 55), Edward Brooke 6th Baron Cobham (age 40) and Walter Strickland (age 44).
The Lancastrians ...
[her father] Edmund Beaufort 1st or 2nd Duke Somerset (age 49) was killed. His son [her brother] Henry Beaufort 2nd or 3rd Duke Somerset (age 19) succeeded 2nd Duke Somerset, 5th Earl Somerset. Note his father is frequently incorrectly referred to as the second Duke and Henry as the third Duke. His father's Dukedom, however, was a new creation.
Henry Percy 2nd Earl of Northumberland (age 62) was killed. His son Henry Percy 3rd Earl of Northumberland (age 33) succeeded 3rd Earl of Northumberland, 6th Baron Percy of Alnwick, 14th Baron Percy of Topcliffe. Eleanor Poynings Countess Northumberland 1422-1480 (age 33) by marriage Countess of Northumberland.
Thomas Clifford 8th Baron Clifford (age 41) was killed. His son John "Butcher" Clifford 9th Baron Clifford (age 20) succeeded 9th Baron de Clifford, 9th Lord Skipton. Margaret Bromflete Baroness Clifford (age 21) by marriage Baroness de Clifford.
William Cotton (age 45) and Richard Fortescue (age 41) were killed.
Humphrey Stafford 1st Duke of Buckingham (age 52) was wounded and captured.
King Henry VI of England and II of France (age 33), John Dudley 1st Baron Dudley (age 54) and Edmund Dudley (age 30) were captured.
Henry Beaufort 2nd or 3rd Duke Somerset (age 19) was wounded. [her future husband] James Butler 1st Earl Wiltshire 5th Earl Ormonde (age 34) and John Wenlock 1st Baron Wenlock (age 55) fought.
Richard Cotton of Hampstall Ridware (age 51) and his son William Cotton of Connington in Huntingdonshire (age 27) were killed.
Before 03 Jun 1457 [her future husband] James Butler 1st Earl Wiltshire 5th Earl Ormonde (age 36) and Avice Stafford Countess Ormonde 1423-1457 (age 33) were married. She by marriage Countess Ormonde. He the son of James "White Earl" Butler 4th Earl Ormonde and Joan Beauchamp Countess Ormonde. He a great x 4 grandson of King Edward "Longshanks" I of England.
Around Apr 1458 James Butler 1st Earl Wiltshire 5th Earl Ormonde (age 37) and Eleanor Beaufort Countess Ormonde (age 26) were married. She by marriage Countess Ormonde. She the daughter of Edmund Beaufort 1st or 2nd Duke Somerset and Eleanor Beauchamp Duchess Somerset (age 49). He the son of James "White Earl" Butler 4th Earl Ormonde and Joan Beauchamp Countess Ormonde. They were third cousins. He a great x 4 grandson of King Edward "Longshanks" I of England. She a great x 2 granddaughter of King Edward III of England.
On 01 May 1461 [her husband] James Butler 1st Earl Wiltshire 5th Earl Ormonde (age 40) was beheaded at Newcastle upon Tyne [Map] having been captured at, or after, the Battle of Towton. His brother [her brother-in-law] John Butler 6th Earl Ormonde 1422-1476 (age 39) succeeded 6th Earl Ormonde. Earl Wiltshire forfeit.
In 1465 Robert Spencer of Spencer Combe (age 30) and Eleanor Beaufort Countess Ormonde (age 33) were married. She the daughter of Edmund Beaufort 1st or 2nd Duke Somerset and Eleanor Beauchamp Duchess Somerset (age 56). She a great x 2 granddaughter of King Edward III of England.
On 06 Mar 1468 [her mother] Eleanor Beauchamp Duchess Somerset (age 59) died at Baynard's Castle [Map].
In 1472 [her daughter] Margaret Spencer was born to [her husband] Robert Spencer of Spencer Combe (age 37) and Eleanor Beaufort Countess Ormonde (age 40). She a great x 3 granddaughter of King Edward III of England.
Before 1491 [her son-in-law] Thomas Carey (age 36) and [her daughter] Margaret Spencer (age 18) were married. She the daughter of Robert Spencer of Spencer Combe (age 55) and Eleanor Beaufort Countess Ormonde 1432-1501 (age 58). He a great x 5 grandson of King Edward "Longshanks" I of England. She a great x 3 granddaughter of King Edward III of England. 
On 16 Aug 1501 Eleanor Beaufort Countess Ormonde (age 69) died.
Before 12 Apr 1510 [her former husband] Robert Spencer of Spencer Combe (age 75) died.
Paternal Family Tree: Anjou aka Plantagenet
Maternal Family Tree: Margaret Pipard Baroness Lisle 1323-1375
Descendants Family Trees:
King Edward III of England 1312-1377
John of Gaunt 1st Duke Lancaster 1340-1399
Eleanor Plantagenet Countess Arundel and Surrey 1318-1372
Richard Fitzalan 10th Earl Arundel 8th Earl Surrey 1306-1376
Thomas Holland 2nd Earl Kent 1350-1397
Katherine Roet Duchess Lancaster 1350-1403
Kings Wessex: Great x 12 Grand Daughter of King Edmund "Ironside" I of England
Kings Gwynedd: Great x 9 Grand Daughter of Owain "Great" King Gwynedd 1100-1170
Kings Seisyllwg: Great x 15 Grand Daughter of Hywel "Dda aka Good" King Seisyllwg King Deheubarth
Kings Powys: Great x 10 Grand Daughter of Maredudd ap Bleddyn King Powys 1047-1132
Kings England: Great x 2 Grand Daughter of King Edward III of England
Kings Scotland: Great x 10 Grand Daughter of Malcolm III King Scotland
Kings Franks: Great x 8 Grand Daughter of Louis VII King Franks
Kings France: Great x 4 Grand Daughter of Philip "The Fair" IV King France
Queen Elizabeth II of the United Kingdom x 6
King Charles III x 6
Great x 4 Grandfather: King Edward "Longshanks" I of England Son of King Henry III of England
Great x 3 Grandfather: King Edward II of England Son of King Edward "Longshanks" I of England
Great x 4 Grandmother: Eleanor of Castile Queen Consort England 2 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 2 Grandfather: King Edward III of England Son of King Edward II of England
Great x 4 Grandfather: Philip "The Fair" IV King France
3 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandmother: Isabella of France Queen Consort England 4 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Joan Blois I Queen Navarre 1273-1305
3 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 1 Grandfather: John of Gaunt 1st Duke Lancaster Son of King Edward III of England
Great x 4 Grandfather: John Hainault II Count Hainault II Count Holland 1247-1304 5 x Great Grand Son of King William "Conqueror" I of England
Great x 3 Grandfather: William Hainault I Count Hainault III Count Avesnes III Count Holland II Count Zeeland 6 x Great Grand Son of King William "Conqueror" I of England
Great x 4 Grandmother: Philippa Luxemburg Countess Hainault and Holland 1252-1311
5 x Great Grand Daughter of King William "Conqueror" I of England
Great x 2 Grandmother: Philippa of Hainault Queen Consort England 5 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Charles Valois I Count Valois 3 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandmother: Joan Valois Countess Zeeland Holland Avesnes and Hainault 4 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Margaret Capet Countess Valois 1273-1299 3 x Great Grand Daughter of King Henry "Curtmantle" II of England
GrandFather: John Beaufort 1st Marquess Somerset and Dorset Grand Son of King Edward III of England
Great x 2 Grandfather: Giles "Payne" Roet
Great x 1 Grandmother: Katherine Roet Duchess Lancaster
Father: Edmund Beaufort 1st or 2nd Duke Somerset Great Grand Son of King Edward III of England
Great x 4 Grandfather: Robert de Holand of Upholland
Great x 3 Grandfather: Robert Holland 1st Baron Holand
Great x 2 Grandfather: Thomas Holland 1st Earl Kent 4 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Alan Zouche 1st Baron Zouche Ashby
2 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandmother: Maud Zouche Baroness Holand 3 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Eleanor Segrave
Great x 1 Grandfather: Thomas Holland 2nd Earl Kent Great Grand Son of King Edward "Longshanks" I of England
Great x 4 Grandfather: King Edward "Longshanks" I of England Son of King Henry III of England
Great x 3 Grandfather: Edmund of Woodstock 1st Earl Kent Son of King Edward "Longshanks" I of England
Great x 4 Grandmother: Margaret of France Queen Consort England 1279-1318 3 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 2 Grandmother: Joan "Fair Maid of Kent" Princess Wales Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandfather: John Wake 1st Baron Wake of Liddell
2 x Great Grand Son of King John "Lackland" of England
Great x 3 Grandmother: Margaret Wake Countess Kent 3 x Great Grand Daughter of King John "Lackland" of England
Great x 4 Grandmother: Joan Fiennes Baroness Wake Liddell
4 x Great Grand Daughter of King Henry "Curtmantle" II of England
GrandMother: Margaret Holland Duchess Clarence 2 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandfather: Richard Fitzalan 8th Earl Arundel
3 x Great Grand Son of King John "Lackland" of England
Great x 3 Grandfather: Edmund Fitzalan 9th Earl Arundel 4 x Great Grand Son of King John "Lackland" of England
Great x 2 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
Great x 3 Grandmother: Alice Warenne Countess Arundel
Great x 4 Grandmother: Joan Vere
Great x 1 Grandmother: Alice Fitzalan Countess Kent 1350-1416 2 x Great Grand Daughter of King Henry III of England
Great x 4 Grandfather: Edmund "Crouchback" Plantagenet 1st Earl of Leicester 1st Earl Lancaster Son of King Henry III of England
Great x 3 Grandfather: Henry Plantagenet 3rd Earl of Leicester 3rd Earl Lancaster Grand Son of King Henry III of England
Great x 4 Grandmother: Blanche Capet Queen Navarre 1248-1302 2 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 2 Grandmother: Eleanor Plantagenet Countess Arundel and Surrey
Great Grand Daughter of King Henry III of England
Great x 4 Grandfather: Patrick Chaworth
Great x 3 Grandmother: Maud Chaworth
Great x 4 Grandmother: Isabella Beauchamp Baroness Monthermer
Eleanor Beaufort Countess Ormonde 1432-1501 2 x Great Grand Daughter of King Edward III of England
Great x 4 Grandfather: William Beauchamp 9th Earl Warwick
Great x 3 Grandfather: Guy Beauchamp 10th Earl Warwick
Great x 2 Grandfather: Thomas Beauchamp 11th Earl Warwick 6 x Great Grand Son of King Henry I "Beauclerc" England
Great x 4 Grandfather: Ralph Tosny
4 x Great Grand Son of King Henry I "Beauclerc" England
Great x 3 Grandmother: Alice Tosny Countess Warwick 1284-1325 5 x Great Grand Daughter of King Henry I "Beauclerc" England
Great x 1 Grandfather: Thomas Beauchamp 12th Earl Warwick 5 x Great Grand Son of King John "Lackland" of England
Great x 4 Grandfather: Edmund Mortimer 2nd Baron Mortimer of Wigmore
2 x Great Grand Son of King John "Lackland" of England
Great x 3 Grandfather: Roger Mortimer 1st Earl March 3 x Great Grand Son of King John "Lackland" of England
Great x 4 Grandmother: Margaret Fiennes 4 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 2 Grandmother: Katherine Mortimer Countess Warwick 1314-1369 4 x Great Grand Daughter of King John "Lackland" of England
Great x 4 Grandfather: Piers Geneville
Great x 3 Grandmother: Joan Geneville Baroness Mortimer 2nd Baroness Geneville 7 x Great Grand Daughter of King Henry I "Beauclerc" England
Great x 4 Grandmother: Jeanne Lusignan
6 x Great Grand Daughter of King Henry I "Beauclerc" England
GrandFather: Richard Beauchamp 13th Earl Warwick 4 x Great Grand Son of King Edward "Longshanks" I of England
Great x 4 Grandfather: William Ferrers 1st Baron Ferrers of Groby
5 x Great Grand Son of King Henry I "Beauclerc" England
Great x 3 Grandfather: Henry Ferrers 2nd Baron Ferrers of Groby 6 x Great Grand Son of King Henry I "Beauclerc" England
Great x 4 Grandmother: Ellen or Margaret Segrave Baroness Ferrers Groby
Great x 2 Grandfather: William Ferrers 3rd Baron Ferrers of Groby 2 x Great Grand Son of King Edward "Longshanks" I of England
Great x 4 Grandfather: Theobald Verdun 2nd Lord Verdun
Great x 3 Grandmother: Isabel Verdun Baroness Ferrers Groby Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandmother: Elizabeth Clare Lady Verdun
Grand Daughter of King Edward "Longshanks" I of England
Great x 1 Grandmother: Margaret Ferrers Countess Warwick 3 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandfather: Henry Percy 9th and 1st Baron Percy
Great x 3 Grandfather: Henry Percy 10th and 2nd Baron Percy 5 x Great Grand Son of King John "Lackland" of England
Great x 4 Grandmother: Eleanor Fitzalan Baroness Percy 4 x Great Grand Daughter of King John "Lackland" of England
Great x 2 Grandmother: Margaret Percy Baroness Ferrers Groby
5 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Robert Clifford 1st Baron Clifford 6 x Great Grand Son of King Henry I "Beauclerc" England
Great x 3 Grandmother: Idonia Clifford Baroness Percy 4 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Maud Clare Baroness Clifford Baroness Welles 3 x Great Grand Daughter of King Henry "Curtmantle" II of England
Mother: Eleanor Beauchamp Duchess Somerset 4 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandfather: Maurice Berkeley 7th and 2nd Baron Berkeley 2 x Great Grand Son of King John "Lackland" of England
Great x 3 Grandfather: Thomas Rich Berkeley 8th and 3rd Baron Berkeley 3 x Great Grand Son of King John "Lackland" of England
Great x 4 Grandmother: Eva Zouche
Great x 2 Grandfather: Maurice Berkeley 9th and 4th Baron Berkeley 4 x Great Grand Son of King John "Lackland" of England
Great x 4 Grandfather: Roger Mortimer 1st Earl March 3 x Great Grand Son of King John "Lackland" of England
Great x 3 Grandmother: Margaret Mortimer Baroness Berkeley 4 x Great Grand Daughter of King John "Lackland" of England
Great x 4 Grandmother: Joan Geneville Baroness Mortimer 2nd Baroness Geneville 7 x Great Grand Daughter of King Henry I "Beauclerc" England
Great x 1 Grandfather: Thomas Berkeley 10th and 5th Baron Berkeley, Baron Lisle 2 x Great Grand Son of King Edward "Longshanks" I of England
Great x 4 Grandfather: Hugh "Elder" Despencer 1st Earl Winchester
4 x Great Grand Son of King Henry I "Beauclerc" England
Great x 3 Grandfather: Hugh "Younger" Despencer 1st Baron Despencer 5 x Great Grand Son of King Henry I "Beauclerc" England
Great x 4 Grandmother: Isabella Beauchamp Baroness Monthermer
Great x 2 Grandmother: Elizabeth Despencer Baroness Berkeley Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandfather: Gilbert "Red Earl" Clare 7th Earl Gloucester 6th Earl Hertford 4 x Great Grand Son of King Henry I "Beauclerc" England
Great x 3 Grandmother: Eleanor Clare Baroness Zouche Mortimer Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandmother: Joan of Acre Countess Gloucester and Hertford Daughter of King Edward "Longshanks" I of England
GrandMother: Elizabeth Berkeley Countess Warwick 1386-1422 3 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandfather: Warin Lisle
Great x 3 Grandfather: Gerard Lisle 1st Baron Lisle
Great x 4 Grandmother: Alice Tyeys
Great x 2 Grandfather: Warin Lisle 2nd Baron Lisle 6 x Great Grand Son of King John "Lackland" of England
Great x 4 Grandfather: Edmund Fitzalan 9th Earl Arundel 4 x Great Grand Son of King John "Lackland" of England
Great x 3 Grandmother: Eleanor Fitzalan 5 x Great Grand Daughter of King John "Lackland" of England
Great x 4 Grandmother: Alice Warenne Countess Arundel
Great x 1 Grandmother: Margaret Lisle Baroness Berkeley 3rd Baroness Lisle 7 x Great Grand Daughter of King John "Lackland" of England
Great x 3 Grandfather: William Pipard
Great x 2 Grandmother: Margaret Pipard Baroness Lisle
