Anne Lyon, Countess of Kinghorne
Anne Murray Lyon, Countess of Kinghorne( 1579 – 27 February 1618), Scottish courtier said to be the mistress of James VI of Scotland.
Susan Lyon, Countess of Strathmore and Kinghorne
Susan Lyon, Countess of Strathmore and Kinghorne(" née" Cochrane, – 23 June 1754) was a Scottish noble.
She was the daughter of John Cochrane, 4th Earl of Dundonald, wife of Charles Lyon, 6th Earl of Strathmore and Kinghorne, and" Scotland's fairest daughter", to quote a chronicler of the time.
She married Charles Lyon, 6th Earl of Strathmore and Kinghorne, but he was killed in an unfortunate brawl at Forfar by Carnegie of Finhavon in May 1728, leaving no heir.
The resulting trial is famous for establishing in Scots law the" not guilty" verdict.
Later the Countess married her servant and was shunned by her family until she died in Paris leaving a daughter who was left penniless by her rich relatives.
James Lyon, 7th Earl of Strathmore and Kinghorne
James Lyon, 7th Earl of Strathmore( circa 1702 – 1735) was a Scottish peer and freemason.
He was the son of John Lyon, 4th Earl of Strathmore and Kinghorne and Lady Elizabeth Stanhope.
He was christened on 24 December 1702.
He succeeded as Earl of Strathmore following the stabbing of Charles Lyon, 6th Earl of Strathmore and Kinghorne in a drunken altercation in 1728.
On 6 March 1731 he married Mary Oliphant, daughter of Charles Oliphant( brother of William Oliphant, 11th Lord Oliphant).
He died without issue on 4 January 1735 at Edinburgh, Scotland.
He was succeeded as earl by his younger brother, Thomas Lyon, 8th Earl of Strathmore and Kinghorne, ancestor of Elizabeth Bowes – Lyon, the Queen Mother.
Frances Bowes-Lyon, Countess of Strathmore and Kinghorne
Frances Dora Bowes- Lyon, Countess of Strathmore and Kinghorne(" née" Smith; 29 July 1832–5 February 1922) was a British noblewoman.
She was the paternal grandmother of Queen Elizabeth, the Queen Mother, and thus a great- grandmother of Queen Elizabeth II.
Her father was Oswald Smith( 7 July 1794 – 18 June 1863), of Blendon Hall, Bexley, Kent( Bexley being annexed to London only in 1894) and her mother was Henrietta Mildred Hodgson( 6 January 1805 – 19 November 1891).
Her paternal grandparents were George Smith and wife Frances Mary Mosley, daughter of Sir John Parker Mosley, 1st Baronet, and wife Elizabeth Bayley, granddaughter of Nicholas Mosley and wife Elizabeth Parker, and sister of Oswald Mosley, 2nd Baronet, great- great- grandfather of Oswald Mosley.
On 28 September 1853, she married Claude Bowes- Lyon.
He became the 13th holder of the Earldom of Strathmore and Kinghorne following the death of his brother Thomas in 1865.
Frances then assumed the title and style of Countess of Strathmore and Kinghorne.
Together the couple had 11 children.
Cecilia Bowes-Lyon, Countess of Strathmore and Kinghorne
Cecilia Nina Bowes- Lyon, Countess of Strathmore and Kinghorne(" née" Cavendish- Bentinck; 11 September 1862 – 23 June 1938) was the mother of Queen Elizabeth The Queen Mother and maternal grandmother and godmother of Queen Elizabeth II.
John Lyon, 4th Earl of Strathmore and Kinghorne
John Lyon, 4th Earl of Strathmore and Kinghorne (1663–1712) was a Scottish nobleman and peer.
He was the son of Patrick Lyon, 3rd Earl of Strathmore and Kinghorne.
He married Elizabeth Stanhope on 21 September 1691 and was succeeded as Earl by his son John Lyon, 5th Earl of Strathmore and Kinghorne.
Elizabeth Lyon, Countess of Strathmore
Elizabeth Lyon (née Stanhope), Countess of Strathmore and Kinghorne (May 1663 – 24 April 1723), was an English noblewoman and the wife of Scottish peer John Lyon, 4th Earl of Strathmore and Kinghorne.
Born to Lady Elizabeth Butler and Philip Stanhope, 2nd Earl of Chesterfield, her paternity was in doubt.
It is possible that her actual father was James, Duke of York, who would in 1685 ascend the throne as King James II of England.
She was the subject of three portraits in mezzotint published by Alexander Browne after Sir Peter Lely.
These are displayed at the National Portrait Gallery, in London.
John Bowes-Lyon
The Hon. John Herbert" Jock" Bowes- Lyon( 1 April 1886 – 7 February 1930), was the second son of the 14th Earl of Strathmore and Kinghorne and the Countess of Strathmore and Kinghorne, and the brother of Elizabeth Bowes- Lyon( the future Queen Elizabeth and later the Queen Mother).
He was an uncle to Queen Elizabeth II, although he died when she was a small child.
Mary Bowes, Countess of Strathmore and Kinghorne
Mary Eleanor Bowes, Countess of Strathmore and Kinghorne( 24 February 1749 – 28 April 1800), known as" The Unhappy Countess", was an 18th- century British heiress, notorious for her licentious lifestyle, who was married at one time to the 9th Earl of Strathmore and Kinghorne.
She and the Earl are ancestors of Queen Elizabeth II.
Thomas Lyon-Bowes, 11th Earl of Strathmore and Kinghorne
Thomas Lyon-Bowes, 11th Earl of Strathmore and Kinghorne( 3 May 1773 – 27 August 1846) was a Scottish nobleman and peer.
He was the third son of John Bowes, 9th Earl of Strathmore and Kinghorne, and Mary Bowes, Countess of Strathmore and Kinghorne.
His mother was the author of the verse drama," The Siege of Jerusalem"( 1769).
He is the great- great- grandfather of Queen Elizabeth The Queen Mother.
The eldest brother was John Bowes, 10th Earl of Strathmore and Kinghorne, who had a long affair with Mary Millner.
Their only son John Bowes was only legitimized following the demise of his father.
He inherited most of the real estate of his father, but none of his titles.
The second brother was George Bowes- Lyon who had married Mary Thornhill, but died childless on 26 December 1806.
Thomas was their only legitimate heir and became the new Earl of Strathmore and Kinghorne on 3 July 1820.
On 25 March 1800, Thomas married firstly Mary Elizabeth Louisa Rodney Carpenter( 1 January 1783 – 1 June 1811), daughter of George Carpenter( 21 October 1713 – 10 November 1782) and his wife Mary Elizabeth Walsh( bap. 18 May 1758, d. 27 November 1812).
They had two children:
His first wife died on 1 June 1811.
He married secondly Eliza Northcote, daughter to a Colonel of the British Army.
They had a daughter:
On 8 December 1817, Thomas married his third wife Marianna Cheape, daughter of John Cheape.
This marriage was childless but lasted until his death.
He was succeeded by his grandson Thomas Lyon-Bowes, 12th Earl of Strathmore and Kinghorne.

Question: Who is the sibling-in-law of Elizabeth Lyon, Countess Of Strathmore?