John Westley
Rev. John Westley( 1636 – 78) was an English nonconformist minister.
He was the grandfather of John Wesley( founder of Methodism).
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.
Charles the Bald
Charles ΙΙ the Bald (13 June 823 – 6 October 877) was the king of West Francia (843–877), king of Italy (875–877) and emperor of the Carolingian Empire (875–877).
After a series of civil wars during the reign of his father, Louis
the Pious, Charles succeeded, by the Treaty of Verdun (843), in acquiring the western third of the Carolingian Empire.
He was a grandson of Charlemagne and the youngest son of Louis the Pious by his second wife, Judith.
Louis the Stammerer
Louis II, known as Louis the Stammerer (1 November 846 – 10 April 879), was the King of Aquitaine and later the King of West Francia.
He was the eldest son of emperor Charles the Bald and Ermentrude of Orléans.
Louis
the Stammerer was physically weak and outlived his father by only two years.
He succeeded his younger brother Charles the Child as the ruler of Aquitaine in 866 and his father in West Francia in 877, but he was never crowned Holy Roman Emperor.
Louis was crowned king on 8 October 877 by Hincmar, archbishop of Reims, at Compiegne and was crowned a second time in August 878 by Pope John VIII at Troyes while the pope was attending a council there.
The pope may have even offered him the imperial crown, but it was declined.
Louis had relatively little impact on politics.
He was described "a simple and sweet man, a lover of peace, justice, and religion".
In 878, he gave the counties of Barcelona, Girona, and Besalú to Wilfred the Hairy.
His final act was to march against the invading Vikings, but he fell ill and died on 9 April or 10 April 879, not long after beginning this final campaign.
On his death, his realms were divided between his two sons, Carloman II and Louis III of France.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
Lyon Cohen
Lyon Cohen( 1868–1937) was a Polish- born Canadian businessman and a philanthropist.
He was the grandfather of singer/ poet Leonard Cohen.
Cunigunda of France
Cunigunda( c. 893 – aft. 923) was the daughter of Ermentrude of France, daughter in turn of Louis the Stammerer, king of the Franks.
The identity of her father is unknown.
In 898 her uncle Charles III gained control as king of the Franks, changing Cunigunda's life for the better.
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
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.
Adelaide of Paris
Adélaïde of Paris( or Aélis)( c. 850/853 – 10 November 901) was a Frankish queen.
She was the second wife of Louis the Stammerer, King of West Francia, and was the mother of Charles the Simple.

Question: Who is Louis The Stammerer's paternal grandfather?
Answer: Louis the Pious