Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
Marie Eleonore of Cleves
Duchess Marie Eleonore of Cleves (16 June 1550 – 1 June 1608) was a Duchess consort of Prussia by marriage to Albert Frederick, Duke of Prussia.
She was the eldest child of William, Duke of Jülich-Cleves-Berg and Maria of Austria.
Duchess Sophie Adelheid in Bavaria
Duchess Sophie in Bavaria( 22 February 1875 in Possenhofen, Bavaria – 4 September 1957 in Kreuth, Germany).
Lyon Cohen
Lyon Cohen( 1868–1937) was a Polish- born Canadian businessman and a philanthropist.
He was the grandfather of singer/ poet Leonard Cohen.
Prince Friedrich Sigismund of Prussia (1891–1927)
Prince Joachim Viktor Wilhelm Leopold Friedrich Sigismund of Prussia( 17 December 1891 – 6 July 1927) was a German World
War I fighter pilot and member of the House of Hohenzollern.
He was the son of Prince Friedrich Leopold of Prussia and Princess Louise Sophie of Schleswig- Holstein- Sonderburg- Augustenburg, married in 1916.
Duchess Sophie of Prussia
Duchess Sophie of Prussia (c. 31 March 1582 – c. 24 November 1610) was a German princess of the Duchy of Prussia, a fief of Kingdom of Poland and a member of the House of Hohenzollern.
Sophie was the daughter of Albert Frederick, Duke of Prussia, and Marie Eleonore of Cleves.
She was courted by Wilhelm Kettler, son of Gotthard Kettler of Courland and Anna of Mecklenburg-Schwerin.
Their marriage contract was signed in Königsberg on 5 January 1609.
Sophie died on 24 November 1610, four weeks after the birth of her only son, Jacob, who later succeeded his paternal uncle Friedrich Kettler as Duke of Courland.
John Westley
Rev. John Westley( 1636 – 78) was an English nonconformist minister.
He was the grandfather of John Wesley( founder of Methodism).
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.
Princess Victoria Margaret of Prussia
Princess Victoria Margaret Elizabeth Marie Ulrike of Prussia (17 April 1890 – 9 September 1923) was a member of the House of Hohenzollern.
She was the eldest daughter of Prince Friedrich Leopold of Prussia and his wife Princess Louise Sophie of Schleswig-Holstein-Sonderburg-Augustenburg.
She married Prince Heinrich XXXIII Reuss of Köstritz and had two children.
Princess Charlotte of Prussia (1831–1855)
Princess Charlotte of Prussia( 21 June 1831 – 30 March 1855), was by birth a Princess of Prussia and member of the House of Hohenzollern and by marriage Hereditary Princess of Saxe- Meiningen.
She was the eldest child and daughter of Prince Albert of Prussia( younger son of Frederick William III of Prussia and Louise of Mecklenburg- Strelitz) and his first wife Princess Marianne of the Netherlands( daughter of William I of the Netherlands and Wilhelmine of Prussia).

Question: Who is Duchess Sophie Of Prussia's maternal grandfather?