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.
Claudia Cockburn
Claudia Cockburn Flanders, OBE (11 February 1933 – 25 June 1998) was an American-British disability activist who spent much of her working life in the United Kingdom.
Her parents were Claud Cockburn, a journalist, and Hope Hale Davis.
She married singer-songwriter Michael Flanders in 1959.
Her stepmother, by her father's remarriage, was Jean Ross, the reported inspiration for Christopher Isherwood's iconic character Sally Bowles.
Through her father, she was the half-sister of mystery writer Sarah Caudwell, Ross's daughter, and Irish journalists Alexander, Andrew and Patrick Cockburn, and paternal grandaunt of actress Olivia Wilde (née Cockburn) and her siblings.
In 1987, Flanders formed Tripscope, an organisation to help disabled people with transportation difficulties.
She created the post of adviser on disability to the National Bus Company (UK) in the 1970s and served for many years on the national Joint Committee on Mobility for Disabled People and the Department of Transport Advisory Committee on Disability in the UK.
She was awarded an OBE in 1981 for her services to disabled people.
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.
Stephanie Flanders
Stephanie Hope Flanders (born 5 August 1968) is a British former broadcast journalist who was the BBC economics editor for five years.
In November 2013, she left the BBC for a role as J.P. Morgan Asset Management's chief market strategist for Britain and Europe.
In June 2017, it was announced that she would return to journalism and would join Bloomberg in October 2017 to lead a new unit called "Bloomberg Economics".
She is the daughter of British actor and comic singer Michael Flanders and activist Claudia Cockburn.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
Purnima (Hindi actress)
Purnima Das Verma( born Meherbhano Mohammad Ali) was an Indian film actress who worked predominantly in Hindi language films.
She is the grandmother of actor Emraan Hashmi.
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.
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.
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.

Question: Who is Stephanie Flanders's maternal grandmother?
Answer: Hope Hale Davis