Question: Who is Thomas Lyon, 8Th Earl Of Strathmore And Kinghorne's paternal grandfather?

Knowledge 1: Thomas Lyon, 8th Earl of Strathmore and Kinghorne
Thomas Lyon, 8th Earl of Strathmore MP (1704 – 18 January 1753) was a Scottish nobleman, and Tory politician who sat in the House of Commons from 1734 to 1735 when he succeeded to the peerage as Earl of Strathmore.Lyon was baptized on 6 July 1704, the seventh son of John Lyon, 4th Earl of Strathmore and Kinghorne, and his wife Lady Elizabeth Stanhope daughter of Philip Stanhope, 2nd Earl of Chesterfield.Lyon was returned as Tory Member of Parliament (MP) for Forfarshire on the Strathmore interest at the 1734 British general election.He vacated his seat when he succeeded his brother to the peerage on 4 January 1735.On 20 July 1736, Strathmore married Joan (or Jean)Nicholson, daughter of James Nicholson of West Rainton, county Durham at Houghton-le-Spring.He died on 18 January 1753, leaving three sons and four daughters: [SEP] Knowledge 2: 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.
Knowledge 1: Thomas Lyon, 8th Earl of Strathmore and Kinghorne
Thomas Lyon, 8th Earl of Strathmore MP (1704 – 18 January 1753) was a Scottish nobleman, and Tory politician who sat in the House of Commons from 1734 to 1735 when he succeeded to the peerage as Earl of Strathmore.Lyon was baptized on 6 July 1704, the seventh son of John Lyon, 4th Earl of Strathmore and Kinghorne, and his wife Lady Elizabeth Stanhope daughter of Philip Stanhope, 2nd Earl of Chesterfield.Lyon was returned as Tory Member of Parliament (MP) for Forfarshire on the Strathmore interest at the 1734 British general election.He vacated his seat when he succeeded his brother to the peerage on 4 January 1735.On 20 July 1736, Strathmore married Joan (or Jean)Nicholson, daughter of James Nicholson of West Rainton, county Durham at Houghton-le-Spring.He died on 18 January 1753, leaving three sons and four daughters: [SEP] Knowledge 2: Thomas Lyon-Bowes, Lord Glamis
Thomas George Lyon-Bowes, Lord Glamis (6 February 1801 – 27 January 1834) was an heir to the Earldom of Strathmore and Kinghorne.He was the only son of Thomas Lyon-Bowes, 11th Earl of Strathmore and Kinghorne and Mary Elizabeth Louisa Rodney Carpenter.He is the great grandfather of Queen Elizabeth, the Queen Mother.On 21 December 1820, he married Charlotte Grimstead, daughter of Joseph Valentine Grimstead, of Ewood Park and Merry Hall, and Charlotte Jane Sarah Walsh.They had seven children:Thomas died at the age of 32 in Honfleur, France; leaving his wife – Lady Glamis – very little money to bring up their four surviving children.His eldest son, Thomas Lyon-Bowes became the heir to the Earldom of Strathmore and Kinghorne.
Knowledge 1: Thomas Lyon, 8th Earl of Strathmore and Kinghorne
Thomas Lyon, 8th Earl of Strathmore MP (1704 – 18 January 1753) was a Scottish nobleman, and Tory politician who sat in the House of Commons from 1734 to 1735 when he succeeded to the peerage as Earl of Strathmore.Lyon was baptized on 6 July 1704, the seventh son of John Lyon, 4th Earl of Strathmore and Kinghorne, and his wife Lady Elizabeth Stanhope daughter of Philip Stanhope, 2nd Earl of Chesterfield.Lyon was returned as Tory Member of Parliament (MP) for Forfarshire on the Strathmore interest at the 1734 British general election.He vacated his seat when he succeeded his brother to the peerage on 4 January 1735.On 20 July 1736, Strathmore married Joan (or Jean)Nicholson, daughter of James Nicholson of West Rainton, county Durham at Houghton-le-Spring.He died on 18 January 1753, leaving three sons and four daughters: [SEP] Knowledge 2: 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.

Answer: Patrick Lyon, 3rd Earl of Strathmore and Kinghorne