Gülbahar Hatun (wife of Mehmed II)
Gülbahar Hatun( 1432 – 1492) was the consort of Sultan Mehmed II, and mother of Sultan Bayezid II of the Ottoman Empire and the grandmother of Selim I.
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.
Aimé Simon-Girard
Aimé Simon-Girard (20 March 1889 – 15 July 1950) in Paris
, France was a French film actor.
He was the son of the tenor Nicholas Simon-Max and the soprano Juliette Simon-Girard.
He played a leading role as d'Artagnan in the silent film "Les Trois Mousquetaires" (1921), the first film adaptation of the novel and his screen breakthrough role.
He starred in 20 films between 1921 and 1948.
Juliette Simon-Girard
Juliette-Joséphine Simon-Girard (8 May 1859 – 1954) was a French soprano, principally in operetta.
Her father, Philippe Lockroy, was an actor at the Comédie Française, and her mother was Caroline Girard, of the Opéra-Comique.
Caroline Girard
Caroline Girard( 7 April 1830) was a French operatic soprano.
She was the mother of Juliette Simon- Girard.
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.
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.
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.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.

Question: Who is Aimé Simon-Girard's maternal grandmother?