Philip Stanhope (diplomat)
Philip Stanhope( 2 May 1732 – 16 November 1768) was the illegitimate son of Philip Stanhope, 4th Earl of Chesterfield to whom the famous" Letters to His Son" were addressed.
His mother was a French governess, Madelina Elizabeth du Bouchet.
Philip Stanhope (Royalist officer)
Philip Stanhope was Colonel of the Shelford Manor Royalist forces in the English Civil War.
He was the 10th son of Philip Stanhope, 1st Earl of Chesterfield( 1584- 1656) and his wife Catherine, daughter of Francis Hastings, Baron Hastings.
Colonel Stanhope was in charge of the defences of Shelford Manor.
He was defeated by the forces of Oliver Cromwell under the command of Colonel John Hutchinson.
Colonel Stanhope died on 27 October 1645 as a result of his wounds in the battle.
Elizabeth Stanhope, Countess of Chesterfield (d. 1708)
Elizabeth Stanhope, Countess of Chesterfield( c. 1677–1708) was the wife of Philip Stanhope, 3rd Earl of Chesterfield, and the daughter of George Savile, 1st Marquess of Halifax.
Her mother was probably the former Gertrude Pierrepont, Halifax's second wife.
It was to Elizabeth that her father addressed a work entitled" The Lady ’s New Year ’s Gift: or Advice to a Daughter".
She married Philip Stanhope in 1692.
They had one son, Philip Dormer Stanhope, 4th Earl of Chesterfield.
Elizabeth Stanhope, Countess of Chesterfield (d. 1677)
Elizabeth Stanhope, Countess of Chesterfield( 1658 – 24 October 1677) was the daughter of Charles Dormer, 2nd Earl of Carnarvon, and the third wife of Philip Stanhope, 2nd Earl of Chesterfield.
She was born in Wing, Buckinghamshire.
She had two sons by the Earl of Chesterfield: Philip Stanhope, 3rd Earl of Chesterfield, and Charles Stanhope.
Elizabeth Stanhope, Countess of Chesterfield
Elizabeth Stanhope, Countess of Chesterfield( 1640 – 1665) was the second wife of Philip Stanhope, 2nd Earl of Chesterfield.
Philip Stanhope, 3rd Earl of Chesterfield
Philip Stanhope, 3rd Earl of Chesterfield (3 February 1673 – 27 January 1726) was an English nobleman, the eldest son of Philip Stanhope, 2nd Earl of Chesterfield, by his third wife, the former Lady Elizabeth Dormer.
In 1692, Stanhope married Lady Elizabeth Savile, daughter of the Marquess of Halifax.
He was succeeded by his son, Philip Stanhope, 4th Earl of Chesterfield.
His second son was Sir William Stanhope who was a politician.
His work as a writer was well known after his death.
Many essays to his son were published after his death.
Philip Stanhope, 1st Earl of Chesterfield
Philip Stanhope, 1st Earl of Chesterfield (1584 – 12 September 1656) was an English nobleman, aristocrat and royalist, who was created the first Earl of Chesterfield by King Charles I in 1628.
Philip Stanhope, 2nd Earl of Chesterfield
Philip Stanhope, 2nd Earl of Chesterfield PC FRS (1634 – 28 January 1714) was a peer in the peerage of England.
Charles Stanhope, 3rd Earl Stanhope
Charles Stanhope, 3rd Earl Stanhope aka Charles Mahon, 3rd Earl Stanhope FRS( 3 August 175315 December 1816) was a British statesman and scientist.
He was the father of the great traveller and Arabist Lady Hester Stanhope and brother- in- law of William Pitt the Younger.
He is sometimes confused with an exact contemporary of his, Charles Stanhope, 3rd Earl of Harrington.
His lean and awkward figure was extensively caricatured by James Sayers and James Gillray, reflecting his political opinions and his relationship with his children.
George Stanhope, 8th Earl of Chesterfield
George Philip Stanhope( 29 November 1822 – 19 October 1883) was the 8th Earl of Chesterfield, succeeding to the title on the death of his third cousin, the 7th Earl, in 1871.
He was the son of George Charles Stanhope and Jane Galbraith.
Stanhope married, firstly, Marianne Roche, daughter of William Roche, on 8 April 1856.
Secondly, he married Catherine Jane Jarvis Bond, daughter of John Hildebrand Bond, on 7 March 1877.
Thirdly, he married Agnes Payne, daughter of James Payne, on 7 December 1882.
In 1841 George Philip Stanhope, 8th Earl of Chesterfield gained the rank of Ensign in the 29th( Worcestershire) Regiment of Foot and was promoted Lieutenant in April 1842.
He succeeded to the title of 8th Earl of Chesterfield on 7 July 1873.
He lived at Rockwood, Strabane, County Tyrone, Ireland.
His only child was Philip Laurence John Stanhope( 8 December 1857 – 1 September 1860).
George Stanhope, 8th Earl of Chesterfield, died on 19 October 1883, aged 60, at Killendarragh, Lifford, County Donegal, Ireland, without surviving issue.
His will was probated on 22 March 1884 at Derry, County Londonderry, Ireland, at under £ 4,500.
He was succeeded to the title Earl of Chesterfield by Henry Scudamore- Stanhope, his fourth cousin once removed.

Question: When did Philip Stanhope, 3Rd Earl Of Chesterfield's father die?
Answer: 28 January 1714