Biography of Philippa Mohun Duchess York 1367-1431

In or before 1357 [her father] John Mohun 2nd Baron Mohun of Dunster [aged 36] and [her mother] Joan Burghesh Baroness Dunster [aged 37] were married. She by marriage Baroness Mohun of Dunster. They were fifth cousins. She a great x 5 granddaughter of King John of England.

Around 1367 Philippa Mohun Duchess York was born to [her father] John Mohun 2nd Baron Mohun of Dunster [aged 47] and [her mother] Joan Burghesh Baroness Dunster [aged 48] in Dunster, Somerset.

In or before 1368 Walter Fitzwalter 4th Baron Fitzwalter [aged 22] and Philippa Mohun Duchess York

Around 1368 [her son] Walter Fitzwalter 5th Baron Fitzwalter was born to Walter Fitzwalter 4th Baron Fitzwalter [aged 23] and Philippa Mohun Duchess York [aged 1].

On 15th September 1375 [her father] John Mohun 2nd Baron Mohun of Dunster [aged 55] died. Since he had no male issue the title Baron Mohun of Dunster went into abeyance between his three daughters. [her sister] Elizabeth Mohun Countess of Salisbury had one child who died in 1397. Philippa Mohun Duchess York [aged 8] didn't have issue. Maud Mohun Baroness Strange Knockin [aged 18] had one son Richard Strange 3rd Baron Dunster 7th Baron Strange Knockin who succeeded as 3rd Baron Mohun of Dunster on the death of his aunt Philippa Mohun Duchess York.

In or before 1381 1369 [her brother-in-law] John Strange 6th Baron Strange Knockin [aged 29] and [her sister] Maud Mohun Baroness Strange Knockin [aged 23] were married. She by marriage Baroness Strange Knockin. They were fourth cousins.

In 1381 [her future husband] Edward 2nd Duke of York 1st Duke Albemarle [aged 8] and Beatrice Burgundy Countess Rutland and Cork [aged 8] were married. She the daughter of Ferdinand I King Portugal [aged 35] and Leonor Teles Meneses Queen Consort Portugal. He the son of [her future father-in-law] Edmund of Langley 1st Duke of York [aged 39] and Isabella of Castile Duchess York [aged 26]. They were second cousin once removed. He a grandson of King Edward III of England.

After 7th August 1385 [her brother-in-law] William Montagu 2nd Earl Salisbury [aged 57] and [her sister] Elizabeth Mohun Countess of Salisbury were married. She by marriage Countess Salisbury. He the son of William Montagu 1st Earl Salisbury and Catherine Grandison Countess of Salisbury. They were half fifth cousin once removed.

Before 7th October 1398 Edward 2nd Duke of York 1st Duke Albemarle [aged 25] and Philippa Mohun Duchess York [aged 31] were married. He the son of Edmund of Langley 1st Duke of York [aged 57] and Isabella of Castile Duchess York.

On 20th September 1400 [her sister] Maud Mohun Baroness Strange Knockin [aged 43] died.

On 1st August 1402 [her father-in-law] Edmund of Langley 1st Duke of York [aged 61] died at King's Langley, Hertfordshire [Map]. His son [her husband] Edward [aged 29] succeeded 2nd Duke York, 2nd Earl Cambridge and inherited his estates which included Conisbrough Castle [Map]. Philippa Mohun Duchess York [aged 35] by marriage Duchess York.

On 3rd October 1404 [her mother] Joan Burghesh Baroness Dunster [aged 85] died at Guest House Canterbury Cathedral. She was buried at Canterbury, Kent [Map].

In 1406 Walter Fitzwalter 5th Baron Fitzwalter [aged 38] died. His son Humphrey [aged 8] succeeded 6th Baron Fitzwalter.

In May 1406 [her brother-in-law] Richard of Conisbrough 1st Earl Cambridge [aged 20] and Anne Mortimer [aged 15] were married. The marriage apparently took place in secret possibly because she was a descendant of King Edward III of England although she wasn't at the time Heir to the Throne of England although their issue would become so. She died five years later. The suspected false paternity has no effect on the claim of the House of York since it is Richard's wife Ann Mortimer who passes claim to her children. She the daughter of Roger Mortimer 4th Earl March 3rd Earl of Ulster and Eleanor Holland Countess March and Ulster. He the son of [her father-in-law] Edmund of Langley 1st Duke of York and Isabella of Castile Duchess York. They were first cousin twice removed. He a grandson of King Edward III of England. She a great x 2 granddaughter of King Edward III of England.

After 21st September 1411 [her brother-in-law] Richard of Conisbrough 1st Earl Cambridge [aged 26] and Maud Clifford Countess Cambridge [aged 22] were married. He the son of [her father-in-law] Edmund of Langley 1st Duke of York and Isabella of Castile Duchess York. They were third cousin twice removed. He a grandson of King Edward III of England. She a great x 4 granddaughter of King Edward I of England.

In 1414 [her brother-in-law] Richard of Conisbrough 1st Earl Cambridge [aged 28] was created 1st Earl Cambridge. Maud Clifford Countess Cambridge [aged 25] by marriage Countess Cambridge.

On 14th January 1415 [her sister] Elizabeth Mohun Countess of Salisbury died in Salisbury.

On 17th July 1431 Philippa Mohun Duchess York [aged 64] died at Carisbrooke Castle [Map]. She was buried at Chapel of St Nicholas, Westminster Abbey [Map]. Her nephew Richard [aged 49] succeeded 3rd Baron Mohun of Dunster as a result of her death bring the title out of abeyance.

Effigy of Philippa Duchess of York. Philippa Duchess of York.