William Lindsay, 18th Earl of Crawford
William Lindsay, 18th Earl of Crawford and 2nd Earl of Lindsay( April 1644 – 6 March 1698) was a Scottish noble and politician.
Lindsay was the eldest son of John Lindsay, 10th Lord Lindsay of the Byres, 17th Earl of Crawford, and 1st Earl of Lindsay, by his wife, Lady Christian Hamilton, daughter of the Earl of Haddington.
William succeeded to the earldoms in 1678.
He was a zealous Presbyterian, president of the Convention parliament in 1689, a commissioner of the treasury in 1690, and one of the commissioners for settling the government of the Church of Scotland.
He married firstly Lady Mary Johnstone, daughter of 1st Earl of Annandale and Hartfell, in 1670.
They had one son:
He married secondly Lady Henrietta Fleming, daughter of Charles Seton, 2nd Earl of Dunfermline and widow of 5th Earl of Wigtown, and had further issue.
Wulfnoth Cild
Wulfnoth Cild( died c. 1014) was a South Saxon thegn who is regarded by historians as the probable father of Godwin, Earl of Wessex, and thus the grandfather of King Harold Godwinson.
Thomas Bruce, 2nd Earl of Ailesbury
Thomas Bruce, 2nd Earl of Ailesbury( later styled Aylesbury) and 3rd Earl of Elgin( 1656 – 16 December 1741) was an English politician and memoirist.
He was the son of Robert Bruce, 2nd Earl of Elgin, and Lady Diana Grey.
His maternal grandparents were Henry Grey, 1st Earl of Stamford, and Lady Anne Cecil, daughter of William Cecil, 2nd Earl of Exeter.
His" Memoirs", which were not published until long after his death, are a valuable source for English history in the last quarter of the seventeenth century.
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.
Thomas Cromwell, 3rd Earl of Ardglass
Thomas Cromwell, 3rd Earl of Ardglass (29 November 1653 – 11 April 1682), was an English nobleman, the only son of Wingfield Cromwell, 2nd Earl of Ardglass of Ilam, Staffordshire and Mary Russell.
He held the subsidiary titles of 3rd Viscount Lecale and 6th Baron Cromwell of Oakham.
Vere Essex Cromwell, 4th Earl of Ardglass
Vere Essex Cromwell, 4th Earl of Ardglass PC( I),( 2 October 1625 – 26 November 1687) was an English nobleman, son of Thomas Cromwell, 1st Earl of Ardglass and Elizabeth Meverell.
Wingfield Cromwell, 2nd Earl of Ardglass
Wingfield Cromwell, 2nd Earl of Ardglass, DCL, (12 September 1624 – 3 October 1668) was an English nobleman, son of Thomas Cromwell, 1st Earl of Ardglass and Elizabeth Meverell.
He held the subsidiary titles of 2nd Viscount Lecale and 5th Baron Cromwell of Oakham.
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.
Thomas Cromwell, 1st Earl of Ardglass
Thomas Cromwell, 1st Earl of Ardglass (11 June 1594 – 1653) was an English nobleman, son of Edward Cromwell, 3rd Baron Cromwell and second wife Frances Rugge.
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.

Question: Who is Wingfield Cromwell, 2Nd Earl Of Ardglass's paternal grandfather?
Answer: Edward Cromwell, 3rd Baron Cromwell