Anna George de Mille
Anna George de Mille( 1878 – 1947) was an American feminist and Georgism advocate.
She was the mother of Agnes de Mille.
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.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
William de Valence, 1st Earl of Pembroke
William de Valence (died 18 May 1296), born Guillaume de Lusignan, was a French nobleman and knight who became important in English politics due to his relationship to King Henry III of England.
He was heavily involved in the Second Barons' War, supporting the King and Prince Edward against the rebels led by Simon de Montfort.
He took the name de Valence ("of Valence") after his birthplace, Valence, near Lusignan.
He was the fourth son of Isabella of Angoulême, widow of John, King of England, and her second husband, Hugh X of Lusignan, Count of La Marche, and was thus a half-brother to Henry III, and uncle to Edward I. William was born in the , Couhé-Vérac, Vienne, Poitou-Charentes, near Lusignan, sometime in the late 1220s (his elder sister Alice was born in 1224).
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.
Agnes de Valence
Agnes de Valence (born 1250) was a 13th-century noblewoman and daughter of William de Valence, 1st Earl of Pembroke.
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.
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.
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.
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.

Question: Who is Agnes De Valence's paternal grandmother?