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Biography of Edmund Mortimer 5th Earl March 7th Earl Ulster 1391-1425

Paternal Family Tree: Mortimer

Maternal Family Tree: Aoife NI Diarmait Macmurrough Countess Pembroke and Buckingham 1145-1188

1399 Abdication of Richard II

1415 Southampton Plot

1416 Meeting of Henry V and the Duke of Burgundy

1416 Battle of the Seine

Edmund Mortimer 5th Earl March 7th Earl Ulster was appointed Knight of the Bath.

On 07 Oct 1388 [his father] Roger Mortimer 4th Earl March 6th Earl Ulster (age 14) and [his mother] Eleanor Holland Countess March and Ulster (age 17) were married. She by marriage Countess March, Countess Ulster. She the daughter of [his grandfather] Thomas Holland 2nd Earl Kent (age 38) and [his grandmother] Alice Fitzalan Countess Kent (age 38). He the son of [his grandfather] Edmund Mortimer 3rd Earl March, Earl Ulster and [his grandmother] Philippa Plantagenet Countess March 5th Countess Ulster. They were second cousin once removed. He a great grandson of King Edward III of England. She a great x 2 granddaughter of King Edward I of England.

On 06 Nov 1391 Edmund Mortimer 5th Earl March 7th Earl Ulster was born to Roger Mortimer 4th Earl March 6th Earl Ulster (age 17) and Eleanor Holland Countess March and Ulster (age 21) at County Westmeath. He a great x 2 grandson of King Edward III of England.

On 20 Jul 1398 [his father] Roger Mortimer 4th Earl March 6th Earl Ulster (age 24) died at Kells, County Meath. He was buried at Wigmore Abbey [Map]. His son Edmund Mortimer 5th Earl March 7th Earl Ulster (age 6) succeeded Heir to the Throne of England, 5th Earl March, 7th Earl Ulster, 7th Baron Mortimer of Wigmore.

Before 19 Jun 1399 [his step-father] Edward Charleton 5th Baron Cherleton (age 29) and [his mother] Eleanor Holland Countess March and Ulster (age 28) were married. She the daughter of [his grandfather] Thomas Holland 2nd Earl Kent and [his grandmother] Alice Fitzalan Countess Kent (age 49). They were half third cousin once removed. He a great x 3 grandson of King Edward I of England. She a great x 2 granddaughter of King Edward I of England.

Abdication of Richard II

On 30 Sep 1399 King Henry IV of England (age 32) became King of England usurping his cousin Richard II (age 32) and Richard's heir, the seven year old Edmund Mortimer 5th Earl of March (age 7) who was descended from Edward III's second son Lionel of Antwerp Duke of Clarence. This second usurption was to have far reaching consequences since it subsequently became the descent by which the House of York claimed precedence over the House of Lancaster being one of the causes of the Wars of the Roses.

Ralph Neville 1st Earl of Westmoreland (age 35) was appointed Earl Marshal.

In Oct 1405 [his mother] Eleanor Holland Countess March and Ulster (age 34) died.

In 1415 Edmund Mortimer 5th Earl March 7th Earl Ulster (age 23) and Anne Stafford Duchess Exeter were married. She by marriage Countess March, Countess Ulster. She the daughter of Edmund Stafford 5th Earl Stafford and Anne of Gloucester Plantagenet Countess Eu and Stafford (age 32). He the son of Roger Mortimer 4th Earl March 6th Earl Ulster and Eleanor Holland Countess March and Ulster. They were second cousin once removed. He a great x 2 grandson of King Edward III of England. She a great granddaughter of King Edward III of England.

Southampton Plot

On 31 Jul 1415, when King Henry V of England (age 28) was in Portchester Castle, Hampshire [Map] preparing to invade France, Edmund Mortimer 5th Earl March 7th Earl Ulster (age 23) revealed the Southampton Plot to him. Henry Scrope 3rd Baron Scrope of Masham (age 42), Thomas Grey of Werke and Heaton (age 30), and Richard of Conisbrough 1st Earl Cambridge (age 30) were intending to replace King Henry V of England with Edmund Mortimer 5th Earl March 7th Earl Ulster as King of England based on Edmund Mortimer 5th Earl March 7th Earl Ulster having a better claim to the throne being descended from Edward III's second son Lionel Plantagenet 1st Duke of Clarence whereas King Henry V of England was descended from the third son John of Gaunt 1st Duke Lancaster.

Robert Willoughby 6th Baron Willoughby (age 30), Richard de Vere 11th Earl of Oxford (age 29), Thomas Montagu 1st Count Perche 4th Earl Salisbury (age 27) and Thomas Camoys 1st Baron Camoys (age 64) sat in judgement.

Meeting of Henry V and the Duke of Burgundy

Chronicle of Gregory 1403-1419. Jun 1416. And the Duke of Burgayne (age 45) and the Counte of Charlys (age 19) son come to Gravelynge; and the King (age 29) sende thedyr the Duke of Glouceter (age 25) his brother and the Erle of Marche (age 24) to abyde there in ostage, wylys that the Duke of Burgayne come to Calys to speke with the King; and in the myddys of the ryver the lordys mette togedyr. And the dukys sone of Burgayn ressayvyd our lordys and led them in to Fraunce, and the Erle of Warwyke (age 34) ressayvyd the Duke of Burgayne ande brought him to Calys, and there they hadde a conselle twyne them two; and thenne he toke his leve of the kyng. And the Erle of Warwyke brought him unto Gravelyng water and in to the same place there as they mette at the first metynge; and there every party toke her leve of othyr. And thenne the King retornyd ayenne into Inglonde and the emperoure saylyde unto Holande and so passyd forthe in to Constaunce.

Note 22. Sigismund (age 48).

Battle of the Seine

Chronicle of Gregory 1403-1419. 15 Aug 1416. Alle so that same year the Duke of Bedforde (age 27) and the Erle of Marche (age 24), on our Lady Day the Assumpsyon, they fought whythe viij grete carykys of Jene and whythe l. othyr shyppys, and they toke them whythe her patronys and drownyde a grette hulke of the contre of Flaundrys.

On 28 May 1420 William Bourchier 1st Count of Eu (age 46) died at Troyes, France [Map]. He was buried at Llanthony Secunda Priory, Gloucestershire [Map]. His son [his brother-in-law] Henry Bourchier 2nd Count of Eu 1st Earl Essex (age 16) succeeded 2nd Count Eu.

Before 18 Oct 1424 [his brother-in-law] Humphrey Stafford 6th Earl Stafford (age 22) and Anne Neville Duchess Buckingham (age 16) were married. She by marriage Countess Stafford. She the daughter of Ralph Neville 1st Earl of Westmoreland (age 60) and Joan Beaufort Countess of Westmoreland (age 45). He the son of Edmund Stafford 5th Earl Stafford and [his mother-in-law] Anne of Gloucester Plantagenet Countess Eu and Stafford (age 41). They were second cousins. He a great grandson of King Edward III of England. She a great granddaughter of King Edward III of England.

On 18 Jan 1425 Edmund Mortimer 5th Earl March 7th Earl Ulster (age 33) died at Trim Castle. He was buried at Clare Priory, Suffolk [Map]. His nephew Richard Plantagenet 3rd Duke of York (age 13) succeeded 6th Earl March, 8th Earl Ulster, 8th Baron Mortimer of Wigmore.

On 06 Mar 1427 John Holland 2nd Duke Exeter (age 31) and [his former wife] Anne Stafford Duchess Exeter were married. She by marriage Duchess Exeter. She the daughter of Edmund Stafford 5th Earl Stafford and [his former mother-in-law] Anne of Gloucester Plantagenet Countess Eu and Stafford (age 44). He the son of John Holland 1st Duke Exeter and Elizabeth Lancaster Duchess Exeter. They were second cousins. He a great grandson of King Edward III of England. She a great granddaughter of King Edward III of England.

On 20 Sep 1432 [his former wife] Anne Stafford Duchess Exeter died.

Edmund Mortimer 5th Earl March 7th Earl Ulster 1391-1425 appears on the following Descendants Family Trees:

King Edward I of England 1239-1307

King Edward III of England 1312-1377

Eleanor Plantagenet Countess Arundel and Surrey 1318-1372

Richard Fitzalan 10th Earl of Arundel 8th Earl of Surrey 1306-1376

Thomas Holland 2nd Earl Kent 1350-1397

Joan "Fair Maid of Kent" Princess Wales 1328-1385

Philippa of Hainault Queen Consort England 1314-1369

Royal Ancestors of Edmund Mortimer 5th Earl March 7th Earl Ulster 1391-1425

Kings Wessex: Great x 11 Grand Son of King Edmund "Ironside" I of England

Kings Gwynedd: Great x 8 Grand Son of Owain "Great" King Gwynedd

Kings Seisyllwg: Great x 14 Grand Son of Hywel "Dda aka Good" King Seisyllwg King Deheubarth

Kings Powys: Great x 9 Grand Son of Maredudd ap Bleddyn King Powys

Kings England: Great x 2 Grand Son of King Edward III of England

Kings Scotland: Great x 10 Grand Son of King Duncan I of Scotland

Kings Franks: Great x 7 Grand Son of Louis VII King Franks

Kings France: Great x 4 Grand Son of Philip IV King France

Kings Duke Aquitaine: Great x 15 Grand Son of Ranulf I Duke Aquitaine

Ancestors of Edmund Mortimer 5th Earl March 7th Earl Ulster 1391-1425

Great x 4 Grandfather: Edmund Mortimer 2nd Baron Mortimer of Wigmore 2 x Great Grand Son of King John of England

Great x 3 Grandfather: Roger Mortimer 1st Earl March 3 x Great Grand Son of King John of England

Great x 4 Grandmother: Margaret Fiennes 4 x Great Grand Daughter of King Henry "Curtmantle" II of England

Great x 2 Grandfather: Edmund Mortimer 4 x Great Grand Son of King John 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

Great x 1 Grandfather: Roger Mortimer 2nd Earl March 5 x Great Grand Son of King Henry "Curtmantle" II of England

Great x 4 Grandfather: Gunselin Badlesmere

Great x 3 Grandfather: Bartholomew Badlesmere 1st Baron Badlesmere

Great x 4 Grandmother: Joan Fitzbernard

Great x 2 Grandmother: Elizabeth Badlesmere Countess Northampton 4 x Great Grand Daughter of King Henry "Curtmantle" II of England

Great x 4 Grandfather: Thomas de Clare 4 x Great Grand Son of King Henry I "Beauclerc" England

Great x 3 Grandmother: Margaret Clare Baroness Badlesmere 3 x Great Grand Daughter of King Henry "Curtmantle" II of England

Great x 4 Grandmother: Juliana Fitzgerald 2 x Great Grand Daughter of King Henry "Curtmantle" II of England

GrandFather: Edmund Mortimer 3rd Earl March, Earl Ulster 6 x Great Grand Son of King Henry "Curtmantle" II of England

Great x 4 Grandfather: Simon Montagu 1st Baron Montagu

Great x 3 Grandfather: William Montagu 2nd Baron Montagu

Great x 4 Grandmother: Hawise St Amand

Great x 2 Grandfather: William Montagu 1st Earl Salisbury

Great x 4 Grandfather: Peter Montfort

Great x 3 Grandmother: Elizabeth Montfort Baroness Furnivall Baroness Montagu

Great x 1 Grandmother: Philippa Montagu Countess March

Great x 4 Grandfather: Pierre Grandison

Great x 3 Grandfather: William Grandison 1st Baron Grandison

Great x 2 Grandmother: Catherine Grandison Countess of Salisbury

Great x 3 Grandmother: Sibylla Tregoz Baroness Grandison

Father: Roger Mortimer 4th Earl March 6th Earl Ulster Great Grand Son of King Edward III of England

Great x 4 Grandfather: King Edward I of England Son of King Henry III of England

Great x 3 Grandfather: King Edward II of England Son of King Edward 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 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 3 x Great Grand Daughter of King Henry "Curtmantle" II of England

Great x 1 Grandfather: Lionel Plantagenet 1st Duke of Clarence Son of King Edward III of England

Great x 4 Grandfather: John Hainault II Count Hainault II Count Holland 3 x Great Grand Son of King Stephen I England

Great x 3 Grandfather: William Hainault I Count Hainault III Count Avesnes III Count Holland II Count Zeeland 4 x Great Grand Son of King Stephen I England

Great x 4 Grandmother: Philippa Luxemburg Countess Hainault and Holland 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 Stephen I 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 3 x Great Grand Daughter of King Henry "Curtmantle" II of England

GrandMother: Philippa Plantagenet Countess March 5th Countess Ulster Grand Daughter of King Edward III of England

Great x 3 Grandfather: John Burgh

Great x 4 Grandmother: Margaret Burgh Countess Ulster

Great x 2 Grandfather: William Donn Burgh 3rd Earl Ulster Great Grand Son of King Edward 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: Elizabeth Clare Lady Verdun Grand Daughter of King Edward I of England

Great x 4 Grandmother: Joan of Acre Countess Gloucester and Hertford Daughter of King Edward I of England

Great x 1 Grandmother: Elizabeth Burgh Duchess of Clarence 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 2 x Great Grand Daughter of King Henry "Curtmantle" II of England

Great x 2 Grandmother: Maud Plantagenet Countess Ulster Great Grand Daughter of King Henry III of England

Great x 4 Grandfather: Patrick Chaworth

Great x 3 Grandmother: Maud Chaworth

Edmund Mortimer 5th Earl March 7th Earl Ulster 2 x Great Grand Son of King Edward III of England

Great x 4 Grandfather: Thurstan de Holland

Great x 3 Grandfather: Robert de Holand of Upholland

Great x 2 Grandfather: Robert Holland 1st Baron Holand

Great x 1 Grandfather: Thomas Holland 1st Earl Kent 4 x Great Grand Son of King Henry "Curtmantle" II of England

Great x 4 Grandfather: Roger Zouche 6 x Great Grand Son of King Henry I "Beauclerc" England

Great x 3 Grandfather: Alan Zouche 1st Baron Zouche Ashby 2 x Great Grand Son of King Henry "Curtmantle" II of England

Great x 4 Grandmother: Ela Longespée Great Grand Daughter of King Henry "Curtmantle" II of England

Great x 2 Grandmother: Maud Zouche Baroness Holand 3 x Great Grand Daughter of King Henry "Curtmantle" II of England

Great x 4 Grandfather: Nicholas Segrave 1st Baron Segrave

Great x 3 Grandmother: Eleanor Segrave

Great x 4 Grandmother: Maud de Lucy

GrandFather: Thomas Holland 2nd Earl Kent Great Grand Son of King Edward I of England

Great x 4 Grandfather: King Henry III of England Son of King John of England

Great x 3 Grandfather: King Edward I of England Son of King Henry III of England

Great x 2 Grandfather: Edmund of Woodstock 1st Earl Kent Son of King Edward I of England

Great x 4 Grandfather: King Philip III of France 2 x Great Grand Son of King Henry "Curtmantle" II of England

Great x 3 Grandmother: Margaret of France Queen Consort England 3 x Great Grand Daughter of King Henry "Curtmantle" II of England

Great x 4 Grandmother: Maria of Brabant Queen Consort France 3 x Great Grand Daughter of King Stephen I England

Great x 1 Grandmother: Joan "Fair Maid of Kent" Princess Wales Grand Daughter of King Edward I of England

Great x 4 Grandfather: Baldwin Wake

Great x 3 Grandfather: John Wake 1st Baron Wake of Liddell 2 x Great Grand Son of King John of England

Great x 4 Grandmother: Hawise Quincy Great Grand Daughter of King John of England

Great x 2 Grandmother: Margaret Wake Countess Kent 3 x Great Grand Daughter of King John of England

Great x 4 Grandfather: William Fiennes

Great x 3 Grandmother: Joan Fiennes Baroness Wake Liddell 4 x Great Grand Daughter of King Henry "Curtmantle" II of England

Great x 4 Grandmother: Blanche Beaumont 3 x Great Grand Daughter of King Henry "Curtmantle" II of England

Mother: Eleanor Holland Countess March and Ulster 2 x Great Grand Daughter of King Edward I of England

Great x 4 Grandfather: John Fitzalan 7th Earl of Arundel 5 x Great Grand Son of King Henry I "Beauclerc" England

Great x 3 Grandfather: Richard Fitzalan 1st or 8th Earl of Arundel 3 x Great Grand Son of King John of England

Great x 4 Grandmother: Isabella Mortimer Countess Arundel 2 x Great Grand Daughter of King John of England

Great x 2 Grandfather: Edmund Fitzalan 2nd or 9th Earl of Arundel 4 x Great Grand Son of King John of England

Great x 4 Grandfather: Thomas I Marquess Saluzzo 5 x Great Grand Son of King William "Conqueror" I of England

Great x 3 Grandmother: Alice Saluzzo Countess Arundel 6 x Great Grand Daughter of King William "Conqueror" I of England

Great x 1 Grandfather: Richard Fitzalan 3rd or 10th Earl of Arundel 8th Earl of Surrey 5 x Great Grand Son of King John of England

Great x 4 Grandfather: John Warenne 6th Earl of Surrey

Great x 3 Grandfather: William Warenne

Great x 4 Grandmother: Alice Lusignan Countess of Surrey

Great x 2 Grandmother: Alice Warenne Countess Arundel

Great x 4 Grandfather: Robert de Vere 5th Earl of Oxford

Great x 3 Grandmother: Joan Vere

Great x 4 Grandmother: Alice Sanford Countess of Oxford

GrandMother: Alice Fitzalan Countess Kent 2 x Great Grand Daughter of King Henry III of England

Great x 4 Grandfather: King Henry III of England Son of King John of England

Great x 3 Grandfather: Edmund "Crouchback" Plantagenet 1st Earl of Leicester 1st Earl Lancaster Son of King Henry III of England

Great x 2 Grandfather: Henry Plantagenet 3rd Earl of Leicester 3rd Earl Lancaster Grand Son of King Henry III of England

Great x 4 Grandfather: Robert Capet Count of Artois Great Grand Son of King Henry "Curtmantle" II of England

Great x 3 Grandmother: Blanche Capet Queen Navarre 2 x Great Grand Daughter of King Henry "Curtmantle" II of England

Great x 4 Grandmother: Matilda Reginar Countess Saint Pol 2 x Great Grand Daughter of King Stephen I England

Great x 1 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 Grandfather: Patrick Chaworth

Great x 2 Grandmother: Maud Chaworth

Great x 4 Grandfather: William Beauchamp 9th Earl Warwick

Great x 3 Grandmother: Isabella Beauchamp Baroness Monthermer

Great x 4 Grandmother: Maud Fitzjohn Countess Warwick