Sir John Bourchier (c. 1438 – 1495) was a 15th-century English knight and nobleman. He was steward of the Honour of Richmond.  Bourchier fought in the Battle of Bosworth in 1485 on the side of King Richard III. 
Bourchier was the fourth son of Henry Bourchier, 1st Earl of Essex and his wife Isabel of Cambridge, Countess of Essex. 
Before 2 May 1462, Bourchier married to the heiress Lady Elizabeth Grey, widow of Sir Edward Grey, jure uxoris 6th Baron Ferrers of Groby (d. 18 December 1457).  Lady Elizabeth was the granddaughter and heiress of William Ferrers, 5th Baron Ferrers of Groby in her own right.  When Lady Ferrers remarried to Bourchier, he received the title of Baron Ferrers of Groby ( jure uxoris ).  They had no issue. 
After the death of Lady Ferrers, Bourchier remarried to Elizabeth Chichele before 6 July 1490. 
Bourchier left a will dated 4 June 1495 in which he requested his burial in Bilegh Abbey, Essex, next to the tomb of his parents. 
According to some sources Bourchier died in Spain.[ citation needed ]
Thomas Grey, 1st Marquess of Dorset, 1st Earl of Huntingdon, 7th Baron Ferrers of Groby, was an English nobleman, courtier and the eldest son of Elizabeth Woodville and her first husband Sir John Grey of Groby. Her second marriage to King Edward IV made her Queen of England, thus elevating Grey's status at court and in the realm as the stepson of the King. Through his mother's assiduous endeavours, he made two materially advantageous marriages to wealthy heiresses, the King's niece Anne Holland and Cecily Bonville, 7th Baroness Harington. By the latter he had 14 children.
Baron Ferrers of Groby was a title in the Peerage of England. It was created by writ on 29 December 1299 when William Ferrers, 1st Baron Ferrers of Groby was summoned to parliament. He was the son of Sir William de Ferrers, Knt., of Groby, Leicestershire, (d.1287) by his first wife Anne Durward, 2nd daughter of Alan Durward and his wife Margery of Scotland, and grandson of William de Ferrers, 5th Earl of Derby. The first Baron was married to Ellen de Menteith, daughter of Alexander, Earl of Menteith. In 1475 the eighth baron was created the Marquess of Dorset, and the barony in effect merged with the marquessate. It was forfeited along with the marquessate when the third marquess was attainted in 1554.
John Bourchier may refer to:
Isabel of Cambridge, Countess of Essex was the only daughter of Richard, 3rd Earl of Cambridge, and Anne Mortimer. She was the sister of Richard Plantagenet, 3rd Duke of York, and like him a great-grandchild of Edward III of England.
The title Baron Bourchier is an abeyant peerage which was created in the Peerage of England in 1342 for Sir Robert Bourchier, who had been Lord High Chancellor of England from 1340–41.
Henry Bourchier, 5th Baron Bourchier, 2nd Count of Eu, 1st Viscount Bourchier, 1st Earl of Essex, KG, was the eldest son of William Bourchier, 1st Count of Eu, and Anne of Gloucester. On his mother's side, he was a great-grandson of Edward III of England.
Sir John Grey, of Groby, Leicestershire was a Lancastrian knight, the first husband of Elizabeth Woodville who later married King Edward IV of England, and great-great-grandfather of Lady Jane Grey.
John Bourchier, 1st Baron Berners, KG was an English peer.
Edward Bourchier, 4th Earl of Bath.
Bourchier is an English surname, from French Boursier, keeper of the purse. Bourchier is the Norman pronunciation.
Walter Devereux, 10th Baron Ferrers of Chartley, created 1st Viscount Hereford, KG was an English courtier and parliamentarian.
John Devereux, 9th Baron Ferrers of Chartley was an English peer.
Anne Bourchier was the suo jure7th Baroness Bourchier, suo jureLady Lovayne, and Baroness Parr of Kendal. She was the first wife of William Parr, 1st Marquess of Northampton, Earl of Essex, and the sister-in-law of Catherine Parr, the sixth wife of Henry VIII of England who in turn was a first cousin once removed of Anne. Both descending through Jacquetta of Luxembourg and her husband Richard Woodville, 1st Earl Rivers
Isabel de Verdun, Baroness Ferrers of Groby was an heiress, who was related to the English royal family as the eldest daughter of Elizabeth de Clare, herself a granddaughter of King Edward I of England. When she was a child, Isabel was imprisoned in Barking Abbey, along with her mother and half-sister, after her stepfather had joined the Earl of Lancaster's ill-fated rebellion against King Edward II. Her husband was Henry Ferrers, 2nd Baron Ferrers of Groby.
Anne Woodville, Viscountess Bourchier was an English noblewoman. She was a younger sister of Queen Consort Elizabeth Woodville to whom she served as a lady-in-waiting. Anne was married twice; first to William Bourchier, Viscount Bourchier, and secondly to George Grey, 2nd Earl of Kent. Anne was the grandmother of the disinherited adulteress Anne Bourchier, 7th Baroness Bourchier, and an ancestress of Robert Devereux, 2nd Earl of Essex.
Elizabeth Cheney was a member of the English gentry, who, by her two marriages, was the great-grandmother of Anne Boleyn, Jane Seymour, and Catherine Howard, three of the wives of King Henry VIII of England, thus making her great-great-grandmother to King Edward VI, the son of Henry VIII and Jane Seymour, and Elizabeth I, the daughter of Henry VIII and Anne Boleyn. She was also the great-grandmother of Thomas Seymour, 1st Baron Seymour of Sudeley. Her first husband was Sir Frederick Tilney, and her second husband was Sir John Say, Speaker of the House of Commons. She produced a total of eight children from both marriages.
Baron Astley (1295) was created by writ of summons dated 23 June 1295 for a family which had lived at Astley, Warwickshire, England since the time of Henry I. Sir Thomas de Astley who was killed in the Battle of Evesham in 1265 married twice. From Sir Thomas's first marriage to Joan de Blois descended the Barons Astley.
Sir John Chichester (1519/20-1569) of Raleigh in the parish of Pilton, near Barnstaple in North Devon, was a leading member of the Devonshire gentry, a naval captain, and ardent Protestant who served as Sheriff of Devon in 1550-1551, and as Knight of the Shire for Devon in 1547, April 1554, and 1563, and as Member of Parliament for Barnstaple in 1559, over which borough his lordship of the manor of Raleigh, Pilton had considerable influence.
Edward Grey, 1st Viscount Lisle was an English nobleman who was created Viscount Lisle in 1483, in recognition of his wife's descent.
William Bourchier (1407–1470) jure uxoris 9th Baron FitzWarin, was an English nobleman. He was summoned to Parliament in 1448 as Baron FitzWarin in right of his wife Thomasine Hankford.