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.
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.
Louise Henriette de Bourbon
Louise Henriette de Bourbon( 20 June 1726 – 9 February 1759)," Mademoiselle de Conti" at birth, was a French princess, who, by marriage, became Duchess of Chartres( 1743 – 1752), then Duchess of Orléans( 1752 – 1759) upon the death of her father- in- law.
On 4 February 1752, her husband became the head of the House of Orléans, and the First Prince of the Blood(" Premier prince du sang"), the most important personage after the immediate members of the royal family.
The new Duke of Orléans and his wife were then addressed as" Monsieur le Prince" and" Madame la Princesse".
Louise Henriette de Bourbon, Duchess of Orléans, was a grandmother of the French monarch Louis- Philippe King of the French," the Citizen King".
Her descendants include the present- day pretenders to the throne of France and Italy and the kings of Spain and Belgium.
Princess Françoise of Orléans (1844–1925)
Françoise of Orléans (Françoise Marie Amélie; 14 August 1844 – 28 October 1925) was a member of the House of Orléans and by marriage Duchess of Chartres.
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.
Jeanne d'Évreux
Jeanne d'Évreux (1310 – 4 March 1371) was Queen of France and Navarre as the third wife of King Charles IV of France.
She was the daughter of his uncle Louis, Count of Évreux and Margaret of Artois.
Their lack of sons caused the end of the direct line of the Capetian dynasty.
Because she was his first cousin, the couple required papal permission to marry from Pope John XXII.
They had three daughters, Jeanne, Marie and Blanche.
Jeanne died on 4 March 1371 in her château at Brie-Comte-Robert, in the Île-de-France region, some twenty miles southeast of Paris.
She was buried at the Basilica of St Denis, the necropolis of the Kings of France.
Two of Jeanne's remarkable possessions survive:
her book of hours and a statue of the Virgin and Child.
The "Book of Hours", known as the " Hours of Jeanne d'Evreux," is in The Cloisters collection of the Metropolitan Museum of Art in New York.
It was commissioned from the artist Jean Pucelle between 1324 and 1328, probably as a gift from her husband.
The book contains the usual prayers of the canonical hours as arranged for the laity along with the notable inclusion of the office dedicated to St Louis, her great-grandfather.
The small statue of the Virgin and Child (gilded silver and enamel, 69 cm high), which Jeanne left to the monastery of St Denis outside Paris, is in the Louvre Museum.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
Margaret of France, Duchess of Berry
Margaret of France, Duchess of Berry (French: "Marguerite de Valois")
(5 June 1523 – 15 September 1574) was the daughter of King Francis I of France and Claude, Duchess of Brittany.
Blanche of France, Duchess of Orléans
Blanche of France (1 April 1328 – 8 February 1393) was the posthumous daughter of King Charles IV of France and his third wife, Jeanne d'Évreux.
She holds the distinction of being the last direct Capetian; she was the last-surviving member of her family, and her marriage to her cousin
Philippe d'Orléans proved childless.
With Blanche's death in 1393, the House of Capet continued to exist only via its numerous cadet branches.
Louisa Montagu Douglas Scott, Duchess of Buccleuch
Louisa Jane Montagu Douglas Scott, Duchess of Buccleuch and Queensberry( 26 August 1836 – 16 March 1912) was the daughter of James Hamilton, 1st Duke of Abercorn.
In 1884, she became the Duchess of Buccleuch and Duchess of Queensberry, the wife of William Henry Walter Montagu Douglas Scott, 6th Duke of Buccleuch& 8th Duke of Queensberry.
She was the paternal grandmother of Princess Alice, Duchess of Gloucester and of Marian Louisa, Lady Elmhirst, as well as the maternal great- grandmother of Prince William of Gloucester, Prince Richard, Duke of Gloucester and great- great- grandmother of Sarah, Duchess of York.

Question: Who is Blanche Of France, Duchess Of Orléans's maternal grandmother?
Answer: Margaret of Artois