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.
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.
John Russell, 6th Duke of Bedford
John Russell, 6th Duke of Bedford( 6 July 1766 – 20 October 1839), known as Lord John Russell until 1802, was a British Whig politician who notably served as Lord Lieutenant of Ireland in the Ministry of All the Talents.
He was the father of Prime Minister John Russell, 1st Earl Russell.
John Russell (Cambuslang footballer)
John Russell was a Scottish footballer who played as a right half.
John Russell (diplomat)
Sir John Wriothesley Russell, (22 August 1914 – 1984) was a British diplomat and ambassador.
He was the only son of Thomas Wentworth Russell, better known as Russell Pasha, who was descended from John Russell, 6th Duke of Bedford.
He was educated at Eton College and graduated from Trinity College, Cambridge, in 1935 with a Bachelor of Arts (B.A.), He was part of the British Embassy in Moscow in 1941 and in 1956, also with a M.A. degree, after which he was awarded a CMG in the 1958 Birthday Honours.
He was British Ambassador in Ethiopia, 1962–1966, was awarded a KCVO in 1965, being British Ambassador to Brazil, 1966–1969, GCVO in 1968, and British Ambassador to Spain, 1969 – 1974.
He was married to Aliki Diplarakou, the first Greek Miss Europe, and had a son, Alexander, and a daughter.
He was interviewed briefly in the famous documentary series The World At War in 1973.
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.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
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.
Thomas Wentworth Russell
Sir Thomas Wentworth Russell (1879–1954), better known as Russell Pasha, was a police officer in the Egyptian service.
He was the fourth child and third son of the Rev. Henry Charles Russell, the grandson of the sixth duke of Bedford, and his wife, Leila Louisa Millicent Willoughby, the daughter of the eighth Baron Middleton.
As the director of the Central Narcotics Intelligence Bureau (CNIB), Russell Pasha became an anti-drug campaigner when he realized that opium, heroin, cocaine and hashish were being smuggled into Egypt in great and increasing quantities.

Question: Who is John Russell (Diplomat)'s paternal grandmother?
Answer: Leila Louisa Millicent Willoughby