Edmund Butler, 4th Viscount Mountgarret
Edmund Butler, 4th Viscount Mountgarret (1595–1679) was the son of Richard Butler, 3rd Viscount Mountgarret.
He acceded to his title on the death of his father in 1651 and retained his lands in the north and east of Kilkenny while many others whose families had been involved in the Catholic Confederacy lost theirs.
His father had been heavily involved in the rebellion but
Edmund received a pardon for all treasons and rebellions from King Charles II and was restored to his estates.
Edmund Butler, 11th Viscount Mountgarret
Edmund Butler, 11th Viscount Mountgarret( 27 July 1745 – 16 July 1793) was an Irish peer and politician.
He was the son of Edmund Butler, 10th Viscount Mountgarret and Charlotte Bradstreet, daughter of Sir Simon Bradstreet, 1st Bart.
He married with Henrietta Butler, daughter of Somerset Hamilton Butler, 1st Earl of Carrick on 7 October 1768 and had issued.
He was a Member of Parliament( MP) in the Irish House of Commons for Kilkenny County from 1776 to 1779.
Helen Butler
Helen Butler( died 28 January 1631), also known as the Honorable Helen Butler, was the daughter of Edmund Butler, 2nd Viscount Mountgarret and Grizel FitzPatrick.
She married her second cousin Walter Butler, 11th Earl of Ormond.
Their common great- grandfather was Piers Butler, 8th Earl of Ormond.
She had three sons and nine daughters:
Pierce Butler, 4th Viscount Ikerrin
Pierce Butler, 4th Viscount Ikerrin( c.1677-1711) was an Irish peer, politician and professional soldier who rose to the rank of Brigadier general under Queen Anne.
He was outlawed as a Jacobite in 1690, but was restored to his titles and estates in 1698.
Edmund Butler, 2nd Viscount Mountgarret
Edmund Butler, 2nd Viscount Mountgarret( c. 1562 – 1602), was the son of Richard Butler, 1st Viscount Mountgarret and Eleanor Butler.
Richard Butler, 3rd Viscount Mountgarret
Richard Butler, 3rd Viscount Mountgarret (1578–1651) was the son of Edmund Butler, 2nd Viscount Mountgarret and Grany or Grizzel, daughter of Barnaby Fitzpatrick, 1st Baron Upper Ossory.
He is best known for his participation in the Irish Confederate Wars on behalf of the Irish Confederate Catholics.
Piers Butler of Duiske
Piers Butler of Duiske, Barrowmount, County Kilkenny( died 1650) was the son of Edward Butler, 1st Viscount Galmoye and Hon. Anne Butler, daughter of Edmund Butler, 2nd Viscount Mountgarret.
He gained the rank of Colonel of Dragoons.
After the Battle of Lambstown, County Wexford, he was taken prisoner, and was" killed, it is said after quarter being given" by the Cromwellian Captain William Bolton.
Henry Butler, 14th Viscount Mountgarret
Henry Edmund Butler, 14th Viscount Mountgarret( 18 December 1844 – 2 October 1912), was a British aristocrat.
George Simeon
Sir George Simeon( c. 1584- 4 May 1664) was an English landowner and politician who sat in the House of Commons between 1614 and 1624.
Simeon was the son of John Simeon of Brightwell Baldwin, Minigrove, Britwell Priory, Chilworth, and Stoke Talmage in Oxfordshire and his wife Anne Molyns, daughter of Anthony Molyns.
He was knighted in 1604.
In 1611 he sold" The Howe" to his brother, later Sir John Simeon.
In 1614, he was elected Member of Parliament for Wallingford.
After entering Gray's Inn in 1616 to study law he was re-elected MP for Wallingford in 1621 and in 1624.
Simeon married Mary Vaux, daughter of the Hon. George Vaux, eldest son of William Vaux, 3rd Baron Vaux of Harrowden, and had two daughters, Anne and Elizabeth who married to Edmund Butler, 4th Viscount Mountgarret.
Simeon married secondly, Margaret Molyneux, daughter of Sir Richard Molyneux, 1st Baronet of Sefton, Lancashire and was succeeded by the youngest and only surviving son of five.
Edmund Butler, 1st Earl of Kilkenny
Edmund Butler, 1st Earl of Kilkenny, 12th Viscount Mountgarret (6 January 1771 – 16 July 1846) was created Earl of Kilkenny on 20 December 1793.
The son of Edmund Butler, 11th Viscount Mountgarret and Henrietta Butler, he was thus a member of the powerful Butler Dynasty descended from the illustrious House of Butler of Ormond, who purchased and resided at Kilkenny Castle from 1391 to 1967.
He married Mildred Fowler, daughter of Robert Fowler, Archbishop of Dublin, without issue.
On his death the Earldom thus became extinct and his nephew, Henry Edmund Butler, became the 13th Lord Viscount Mountgarret in 1846.

Question: Who is the paternal grandfather of Edmund Butler, 4Th Viscount Mountgarret?
Answer: Edmund Butler, 2nd Viscount Mountgarret