Brian Mulholland, 6th Baron Dunleath
The Rt Hon. Brian Henry Mulholland, 6th Baron Dunleath, DL( born 25 September 1950), is a Northern Irish hereditary peer and former politician.
His ancestral seat is Ballywalter Park, a country house at Ballywalter on the Ards in County Down.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
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.
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.
Henry Bryant (naturalist)
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He was the grandfather of Henry Bryant Bigelow.
John Mulholland, 1st Baron Dunleath
John Mulholland, 1st Baron Dunleath (16 December 1819 – 11 December 1895) was an Irish businessman and Conservative Member of Parliament.
Dunleath was born the son of Andrew Mulholland of Ballywalter Park in County Down.
He was involved in the Mulholland family cotton and linen industry and also represented Downpatrick in the British House of Commons from 1874 to 1885.
In 1892 he was raised to the peerage as Baron Dunleath, of Ballywalter in the County of Down.
Lord Dunleath married Frances Louisa, daughter of Hugh Lyle, in 1851.
He died in December 1895, aged 75, and was succeeded in the barony by his second son Henry.
Lady Dunleath died in 1909.
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 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
Henry Mulholland, 2nd Baron Dunleath
Henry Lyle Mulholland, 2nd Baron Dunleath (30 January 1854 – 22 March 1931), was an Irish Conservative Member of Parliament.
Dunleath was the son of John Mulholland, 1st Baron Dunleath.
The Mulholland family were prominent in the cotton and linen industry in Ireland.
He served as High Sheriff of Down in 1884.
He was elected to the British House of Commons for Londonderry North in 1885, a seat he held until the 1895 general election.
Later that year, he succeeded his father in the barony and entered the House of Lords.
Lord Dunleath married Norah Louisa Fanny Ward, daughter of Hon.
Somerset Ward, in 1881.
Their eldest son Captain Hon.
Andrew Edward Somerset Mulholland was killed in action in the First World War.
Lord Dunleath died in March 1931, aged 77, and was succeeded in the barony by his second son Charles.
His third son Hon.
Henry became Speaker of the House of Commons of Northern Ireland and was created a Baronet in 1945.
Lady Dunleath died in 1935.

Question: Who is the paternal grandfather of Henry Mulholland, 2Nd Baron Dunleath?