Anne Denman
Anne Denman( 1587–1661) was born in Olde Hall, Retford, Nottinghamshire.
Through a fortunate second marriage with Thomas Aylesbury, she became the grandmother of Lady Anne Hyde, Duchess of York and great- grandmother of Queen Mary II and Queen Anne.
Mona Hopton Bell
Mona Hopton Bell( 1867- 1940) was a British artist, best known for her portraits of civic figures.
She was the grandmother of the painter Jean H. Bell.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
Hubba bint Hulail
Hubba bint Hulail was the grandmother of Hashim ibn' Abd Manaf, thus the great- great- great- grandmother of the Islamic" Nabī"( Prophet) Muhammad ibn Abdullah.
Albert Frederick, Duke of Prussia
Albert Frederick (7 May 1553 – 28 August 1618) was the Duke of Prussia, from 1568 until his death.
He was a son of Albert of Prussia and Anna Marie of Brunswick-Lüneburg.
He was the second and last Prussian duke of the Ansbach branch of the Hohenzollern family.
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).
Kaoru Hatoyama
After the elections of 2009, she became more widely known as the grandmother of Prime Minister Yukio Hatoyama and his politician brother Kunio Hatoyama.
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.
Tjuyu
Tjuyu( sometimes transliterated as Thuya or Thuyu) was an Egyptian noblewoman and the mother of queen Tiye, and the wife of Yuya.
She is the grandmother of Akhenaten, and great grandmother of Tutankhamun.
Diana Guardato
Diana Guardato was a member of the aristocratic Patrician Guardato family, and had three children with King Ferdinand I: Diana Guardato is the 16th- Great Grandmother of His Royal Highness Albert II of Belgium, 15th- Great Grandmother of His Majesty Juan Carlos
I of Spain, 17th- Great Grandmother of Philippe of Belgium, 14th- Great Grandmother of His Majesty Manuel II of Portugal, 16th- Great Grandmother of Grand Duke Henri, as well as many others.

Question: Who is Duchess Sophie Of Prussia's paternal grandmother?
Answer: Anna Marie of Brunswick-Lüneburg