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.
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.
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.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
Agatha of Lorraine
Agatha of Lorraine (c. 1120 – April 1147) was the wife of Renaud III, Count of Burgundy.
She was the daughter of Simon I, Duke of Lorraine and his wife Adelaide of Leuven.
Agatha's children with her husband included:
She fell sick in March 1147 and died two weeks later.
Simon I, Duke of Lorraine
Simon I (1076 – 13 or 14 January 1139) was the duke of Lorraine from 1115 to his death, the eldest son and successor of Theodoric II and Hedwig of Formbach.
Continuing the policy of friendship with the Holy Roman Emperor, he accompanied the Emperor Henry V to the Diet of Worms of 1122, where the Investiture Controversy was resolved.
He had stormy relations with the episcopates of his realm: fighting with Stephen of Bar, bishop of Metz, and Adalberon, archbishop of Trier, both allies of the count of Bar, whose claim to Lorraine against Simon's father had been quashed by Henry V's father Henry IV.
Though Adalberon excommunicated him, Pope Innocent II lifted it.
He was a friend of Bernard of Clairvaux
and he built many abbeys in his duchy, including that of Sturzelbronn in 1135.
There was he interred after his original burial in Saint-Dié.
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.
Claude Françoise de Lorraine
Claude of Lorraine (6 October 1612 – 2 August 1648) was a daughter of Henry II, Duke of Lorraine, and Margerita Gonzaga, her sister was Nicole, Duchess of Lorraine.
She married her first cousin and was the Duchess of Lorraine by marriage.
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.

Question: Who is Agatha Of Lorraine's paternal grandmother?
Answer: Hedwig of Formbach