In 1303 Gilbert Umfraville and [her mother] Margaret Clare Baroness Badlesmere (age 15) were married. He the son of Gilbert Umfraville 7th Earl Angus (age 58) and Elisabetha Comyn. They were third cousin once removed. She a great x 3 granddaughter of King Henry "Curtmantle" II of England.

On 30 Jun 1308 [her father] Bartholomew Badlesmere 1st Baron Badlesmere (age 32) and [her mother] Margaret Clare Baroness Badlesmere (age 21) were married. She a great x 3 granddaughter of King Henry "Curtmantle" II of England.

In 1313 Elizabeth Badlesmere Countess Northampton was born to Bartholomew Badlesmere 1st Baron Badlesmere (age 37) and Margaret Clare Baroness Badlesmere (age 25) at Castle Badlesmere [Map].

On 27 Jun 1316 Edmund Mortimer (age 13) and Elizabeth Badlesmere Countess Northampton (age 3) were married at Kinlet, Cleobury Mortimer [Map]. He the son of Roger Mortimer 1st Earl March (age 29) and Joan Geneville Baroness Mortimer 2nd Baroness Geneville (age 30). They were fourth cousins. He a great x 4 grandson of King John of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

On 19 Apr 1319 Thomas Beauchamp 11th Earl Warwick (age 6) and [her sister-in-law] Katherine Mortimer Countess Warwick (age 5) were married. She by marriage Countess Warwick. An arranged marriage although not clear who arranged it or whose ward Thomas Beauchamp 11th Earl Warwick was (his father Guy Beauchamp 10th Earl Warwick had died four years before) - possibly by King Edward II of England (age 34) as a means of securing the Welsh March. The Beauchamp family established, the Mortimer family aspirational. The marriage took place after [her father-in-law] Roger Mortimer 1st Earl March (age 31) had returned from his tenure as Lord Lieutenant of Ireland and before he rebelled against King Edward II of England in opposition to Hugh "Younger" Despencer 1st Baron Despencer (age 33). She the daughter of Roger Mortimer 1st Earl March and [her mother-in-law] Joan Geneville Baroness Mortimer 2nd Baroness Geneville (age 33). He the son of Guy Beauchamp 10th Earl Warwick and Alice Tosny Countess Warwick (age 34). They were half second cousin once removed. She a great x 4 granddaughter of King John of England.

In 1321 Elizabeth Badlesmere Countess Northampton (age 8) was imprisoned at Tower of London [Map].

On 11 Nov 1328 [her son] Roger Mortimer 2nd Earl March was born to [her husband] Edmund Mortimer (age 25) and Elizabeth Badlesmere Countess Northampton (age 15) at Ludlow Castle [Map].

On 16 Dec 1331 [her husband] Edmund Mortimer (age 28) died. He was buried at Wigmore Abbey [Map].

On 22 Oct 1333 [her mother] Margaret Clare Baroness Badlesmere (age 46) died.

In 1335 William Bohun 1st Earl of Northampton (age 25) and Elizabeth Badlesmere Countess Northampton (age 22) were married. He the son of Humphrey Bohun 4th Earl Hereford 3rd Earl Essex and Princess Elizabeth of Rhuddlan Countess Essex, Hereford and Holland. They were fourth cousins. He a grandson of King Edward I of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

On 20 Jan 1336 [her brother-in-law] John Bohun 5th Earl Hereford 4th Earl Essex (age 29) died. His brother [her brother-in-law] Humphrey Bohun 6th Earl Hereford 5th Earl Essex (age 27) succeeded 6th Earl Hereford, 5th Earl Essex.

On 07 Jun 1338 [her brother] Giles Badlesmere 2nd Baron Badlesmere (age 23) died. Baron Badlesmere abeyant between his sisters [her sister] Margery Badlesmere Baroness Ros of Helmsley (age 29), [her sister] Maud Badlesmere Countess of Oxford (age 29), Elizabeth Badlesmere Countess Northampton (age 25) and [her sister] Margaret Badlesmere Baroness Tibetot (age 23).

On 23 Dec 1340 Hugh Courtenay 9th Earl Devon (age 64) died. His son Hugh Courtenay 10th Earl Devon (age 37) succeeded 10th Earl Devon, 5th Baron Okehampton, 2nd Baron Courtenay. [her sister-in-law] Margaret Bohun Countess Devon (age 29) by marriage Countess Devon.

On 25 Mar 1341 [her son] Humphrey Bohun 7th Earl Hereford 6th Earl Essex 2nd Earl of Northampton was born to [her husband] William Bohun 1st Earl of Northampton (age 31) and Elizabeth Badlesmere Countess Northampton (age 28). He a great grandson of King Edward I of England.

In 1343 Thomas Dagworth 1st Baron Dagworth (age 67) and [her sister-in-law] Eleanor Bohun Countess Ormonde (age 38) were married. The difference in their ages was 28 years. She the daughter of Humphrey Bohun 4th Earl Hereford 3rd Earl Essex and Princess Elizabeth of Rhuddlan Countess Essex, Hereford and Holland. She a granddaughter of King Edward I of England.

After 20 Jun 1347 Thomas Dagworth 1st Baron Dagworth (age 71) was created 1st Baron Dagworth. [her sister-in-law] Eleanor Bohun Countess Ormonde (age 42) by marriage Baroness Dagworth.

In 1350 [her daughter] Elizabeth Bohun Countess Arundel and Surrey was born to [her husband] William Bohun 1st Earl of Northampton (age 40) and Elizabeth Badlesmere Countess Northampton (age 37). She a great granddaughter of King Edward I of England.

Before 1352 [her son] Roger Mortimer 2nd Earl March (age 23) and [her daughter-in-law] Philippa Montagu Countess March (age 19) were married. She by marriage Countess March. She the daughter of William Montagu 1st Earl Salisbury and Catherine Grandison Countess of Salisbury. He the son of [her former husband] Edmund Mortimer and Elizabeth Badlesmere Countess Northampton (age 38). He a great x 5 grandson of King Henry "Curtmantle" II of England.

On 18 Jun 1356 Elizabeth Badlesmere Countess Northampton (age 43) died at Blackfriars Church Holborn.

On 16 Sep 1360 [her former husband] William Bohun 1st Earl of Northampton (age 50) died. He was buried either in the Courtenay Chantry Chapel at Exeter Cathedral [Map] or at Waldon Priory and Abbey [Map]. His son [her son] Humphrey Bohun 7th Earl Hereford 6th Earl Essex 2nd Earl of Northampton (age 19) succeeded 2nd Earl of Northampton. [her daughter-in-law] Joan Fitzalan Countess Essex, Hereford and Northampton (age 13) by marriage Countess of Northampton.