Baptist Noel, 4th Earl of Gainsborough
Baptist Noel, 4th Earl of Gainsborough (1708 – 21 March 1751) was an English peer and Member of Parliament, styled Viscount Campden until 1714.
He was the son of Baptist Noel, 3rd Earl of Gainsborough and inherited the earldom in
1714.
Gainsborough was High Steward of Chipping Campden and was appointed Warden and Chief Ranger of Lyfield Forest in 1737.
In 1728 he married Elizabeth Chapman.
Their children were:
The earl died in his early forties, and was succeeded by his eldest son.
His widow later married his cousin, Thomas Noel.
Baptist Noel, 3rd Earl of Gainsborough
Baptist Noel, 3rd Earl of Gainsborough( 1684 – 17 April 1714) was an English peer and Member of Parliament.
Anthony Noel, 5th Earl of Gainsborough
Anthony Gerard Edward Noel, 5th Earl of Gainsborough( 24 October 1923 – 29 December 2009) was a British peer.
Hamilton Boyle, 6th Earl of Cork
Hamilton Boyle, 6th Earl of Cork and 6th Earl of Orrery( 3 February 1729 – 17 January 1764) was the son of John Boyle, 5th Earl of Cork and Lady Henrietta Hamilton.
He inherited the titles of 6th Earl of Cork and Orrery and 3rd Baron Boyle of Marston from his father in 1762.
He served in the Parliament of Great Britain as Member of Parliament( MP) for Warwick between 1751 and 1762, and represented Charleville in the Irish House of Commons between 1759 and 1760.
He was unmarried and was succeeded by his brother.
Ralph Neville, 3rd Earl of Westmorland
Ralph Neville, 3rd Earl of Westmorland( c. 1456 – 6 February 1499) was an English peer.
He was the grandfather of Ralph Neville, 4th Earl of Westmorland.
Henry Noel, 6th Earl of Gainsborough
Henry Noel, 6th Earl of Gainsborough (1743 – 8 April 1798) was an English peer.
He inherited the earldom in 1759, on the death of his brother, Baptist Noel, 5th Earl of Gainsborough.
He was the son of Baptist Noel, 4th Earl of Gainsborough.
In 1793 he built St Luke's Church, Kinoulton.
He died without issue and the title became extinct.
The heir to his estate was his sister's son Gerard Noel Edwardes, who changed his surname to Noel.
His son, Charles Noel Noel, 3rd Baron Barham, was created Earl of Gainsborough in 1841.
Lancelot Lowther, 6th Earl of Lonsdale
Lancelot Edward Lowther, 6th Earl of Lonsdale, OBE, DL( 25 June 1867 – 11 March 1953) was an English peer, the fourth and youngest son of Henry Lowther, 3rd Earl of Lonsdale.
Henry Bryant (naturalist)
Henry Bryant( May 12, 1820 – February 2, 1867) was an American physician and naturalist.
He was the grandfather of Henry Bryant Bigelow.
Henry Percy, 1st Earl of Northumberland
Henry Percy, 1st Earl of Northumberland, 4th Baron Percy, titular King of Mann, KG, Lord Marshal( 10 November 134120 February 1408) was the son of Henry de Percy, 3rd Baron Percy, and a descendant of Henry III of England.
His mother was Mary of Lancaster, daughter of Henry, 3rd Earl of Lancaster, son of Edmund, Earl of Leicester and Lancaster, who was the son of Henry III.
Gilbert Talbot, 3rd Baron Talbot
Gilbert Talbot, 3rd Baron Talbot( c. 1332–1387) was an English nobleman and soldier.
He was the grandfather of John Talbot, 1st Earl of Shrewsbury.

Question: Who is Henry Noel, 6Th Earl Of Gainsborough's paternal grandfather?
Answer: Baptist Noel, 3rd Earl of Gainsborough