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.
Sophie von La Roche
Maria Sophie von La Roche( née Gutermann von Gutershofen; 6 December 1730 – 18 February 1807) was a German novelist.
She is considered the first financially independent professional writer in Germany.
Princess Ludovika of Bavaria
Princess Ludovika of Bavaria (Marie Ludovika Wilhelmine; "Mary Louise Wilhelmina"; 30 August 1808 – 25 January 1892) was the sixth child of King Maximilian I Joseph of Bavaria and his second wife, Karoline of Baden, and the mother of Empress Elisabeth of Austria.
She was born and died in Munich.
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.
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.
Maria Sophie of Bavaria
Maria Sophie Amalie, Duchess in Bavaria (4 October 1841, Possenhofen Castle – 19 January 1925, Munich) was the last Queen consort of the Kingdom of the Two Sicilies.
She was one of the ten children of Maximilian Joseph, Duke in Bavaria and Princess Ludovika of Bavaria.
She was born as Duchess Maria Sophia in Bavaria.
She was the younger sister of the better-known Elisabeth of Bavaria ("Sisi") who married Emperor Franz Joseph I of Austria.
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
Princess Maria Elisabeth of Bavaria
Princess Maria Elisabeth of Bavaria( 9 September 1914 – 13 May 2011) was the eldest daughter of Prince Franz of Bavaria, third son of Ludwig III of Bavaria.
Duke Clement Francis of Bavaria
Klemens Franz de Paula, Prince of Bavaria (Munich, 19 April 1722 – Munich, 6 August 1770) was the son of the Imperial Field Marshal, Ferdinand of Bavaria (1699–1738), and the grandson of Maximilian II Emanuel, Elector of Bavaria.
He married on 17 January 1742 Maria Anna, Pfalzgräfin von der Pfalz (1722–1790), daughter of
Joseph Charles of Bavaria, Count Palatine and Prince Hereditary of Sulzbach and Countess Palatine Elizabeth Augusta Sophie of Neuburg, They had two sons and two daughters, all of them died shortly after birth:
If one of his sons had lived, he would have become Prince-elector of Bavaria in 1777 after the death of Maximilian III Joseph.

Question: Who is Maria Sophie Of Bavaria's maternal grandfather?
Answer: Maximilian I Joseph of Bavaria