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.
Henri, Duke of Verneuil
Gaston Henri de Bourbon, Duke of Verneuil (3 November 1601 – 28 May 1682), was the illegitimate son of King Henry IV of France and his mistress, Catherine Henriette de Balzac d'Entragues.
He was the bishop of Metz from 1612 to 1652, despite not being ordained.
In his early 50s he was displaced and had a career as a diplomat.
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.
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.
Henri Chabot
Henri Chabot( 1616 – 27 February 1655) was a French nobleman and Duke of Rohan( first by marriage and then in his own right).
His wife was the heiress Marguerite de Rohan, daughter of Henri, Duke of Rohan.
He is also known as Henri de Chabot.
Landgravine Caroline of Hesse-Rotenburg
Princess Caroline of Hesse- Rheinfels- Rotenburg( 18 August 1714 – 14 June 1741) was Princess of Condé by marriage to Louis Henri, Duke of Bourbon.
Catherine Henriette de Balzac d'Entragues
Catherine Henriette de Balzac d'Entragues, Marquise de Verneuil (1579–1633) was the favourite mistress of Henry IV of France after Gabrielle d'Estrées died: her sister Marie-Charlotte de Balzac d’Entragues was also a mistress of the king.
She was the daughter of Charles Balzac d'Entragues and his wife Marie Touchet, who was formerly the sole mistress of Charles IX of France.
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.
Armand de Bourbon, Prince of Conti
Armand de Bourbon, Prince of Conti( 11 October 162926 February 1666) was a French nobleman, the younger son of Henri II, Prince of Condé and Charlotte Marguerite de Montmorency, daughter of Henri I, Duke of Montmorency.
He was the brother of" le Grand Condé" and Anne Geneviève, Duchess of Longueville.
As a member of the reigning House of Bourbon, he was a" Prince du Sang".
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.

Question: Who is the maternal grandmother of Henri, Duke Of Verneuil?
Answer: Marie Touchet