Fred Le Deux
Frederick" Fred" Le Deux( born 4 December 1934) was an Australian rules footballer who played with Geelong in the Victorian Football League( VFL).
He is the grandfather of Tom Hawkins.
Kaya Alp
Kaya Alp was, according to Ottoman tradition, the son of Kızıl Buğa and the father of Suleyman Shah, who was, in turn, the grandfather of Ertuğrul, and the great grandfather of the Ottoman Empire founder, Osman I.
Henry Wentworth
Sir Henry Wentworth of Nettlestead, Suffolk, KB( born c. 1448 – died between 17 August 1499 and 27 February 1501)," de jure" 4th Baron le Despencer, was the grandfather of Henry VIII's third wife, Jane Seymour, and the great- grandfather of Jane's son, Edward VI.
Lyon Cohen
Lyon Cohen( 1868–1937) was a Polish- born Canadian businessman and a philanthropist.
He was the grandfather of singer/ poet Leonard Cohen.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
Henry Krause
Henry J." Red" Krause, Jr.( August 28, 1913 – February 20, 1987) was an American football offensive lineman in the National Football League for the Brooklyn Dodgers and the Washington Redskins.
He played college football at St. Louis University.
He is the grandfather of Jennifer Krause
He is the great grandfather of Payton Hoeing
Luke Dillon, 4th Baron Clonbrock
Luke Gerald Dillon, 4th Baron Clonbrock KP PC
(Ire) (10 March 1834 – 12 May 1917) was an Irish peer.
In 1865, he was appointed High Sheriff of County Galway.
He became Baron Clonbrock in 1893 on the death of Robert Dillon, 3rd Baron Clonbrock and was appointed a Knight of the Order of St Patrick on 29 August 1900.
He married Augusta Caroline Crofton, daughter of Edward Crofton, 2nd Baron Crofton of Mote and Lady Georgina Paget, on 18 July 1866 at Roscommon, County Roscommon, Ireland.
As a result of her marriage, Hon.
Augusta Caroline Crofton was styled as Baroness Clonbrock on 4 December 1893.
The finding aid of the collection related to the personal and political papers of the family of Dillon, Barons Clonbrock, Ahascragh (county Galway, c.1600-1960) was compiled by Stephen Ball, at the National Library of Ireland.
Robert Dillon, 1st Baron Clonbrock
Robert Dillon, 1st Baron Clonbrock PC( 27 February 1754 – 22 July 1795), was an Irish politician.
Dillon was the son of Luke Dillon and Bridget Kelly, daughter of John Kelly.
His grandfather Robert Dillon had represented Dungarvan in the Irish House of Commons.
Dillon was himself returned to the Irish Parliament for Lanesborough in 1776, a seat he held until 1790, when he was raised to the Peerage of Ireland as Baron Clonbrock, of Clonbrock in the County of Galway.
He was appointed an Irish Privy Counsellor in 1795, but died before he could be sworn in.
Lord Clonbrock married Letitia Greene, daughter of John Greene, of Old Abbey, County Limerick, in 1776.
He died at Clonbrock, County Galway, in July 1795, aged 41, and was succeeded in the barony by his son, Luke.
Lady Clonbrock married as her second husband Clement Archer, State Surgeon in Ireland, in 1802 and died in September 1806.
Robert Dillon, 3rd Baron Clonbrock
Robert Dillon, 3rd Baron Clonbrock (29 March 1807 – 4 December 1893), was an Irish peer.
Dillon was the son of Luke Dillon, 2nd Baron Clonbrock, by the Honourable Anastasia, daughter of Joseph Blake, 1st Baron Wallscourt.
He was educated at Eton and Christ Church, Oxford.
In December 1826, aged 19, he succeeded his father in the barony.
This was an Irish peerage and did not entitle him to an automatic seat in the House of Lords.
However, in 1838 he was elected an Irish Representative Peer.
In 1872 he was appointed Lord-Lieutenant of Galway, a post he held until 1892.
Lord Clonbrock married the Honourable Caroline Elizabeth, daughter of Francis Spencer, 1st Baron Churchill, in 1830.
They had four sons and eight daughters.
Lady Clonbrock died at Clonbrock in December 1864, aged 59.
Lord Clonbrock remained a widower until his death in December 1893, aged 86.
He was succeeded in the barony by his second but eldest surviving son, Luke.
His 6th daughter, Alice Elizabeth Dillon married John Congreve in 1866 and settled at Mount Congreve estate.
Wentworth Dillon, 4th Earl of Roscommon
Wentworth Dillon, 4th Earl of Roscommon( c. 1633 – 18 January 1685), was an Irish nobleman and poet.

Question: Who is Luke Dillon, 4Th Baron Clonbrock's paternal grandfather?