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.
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.
James Grimston, 2nd Viscount Grimston
James Grimston, 2nd Viscount Grimston (9 October 1711 – 15 December 1773) was a British peer and Member of Parliament.
Grimston was the eldest surviving son of William Grimston, 1st Viscount Grimston, and Jean Cooke.
He was elected to the House of Commons for St Albans in 1754, a seat he held until 1761.
In 1756 he succeeded his father in the viscountcy but as this was an Irish peerage it did not prohibit him from sitting in the House of Commons.
He also inherited Gorhambury House (now Old Gorhambury House), near St Albans, Hertfordshire.
Lord Grimston married Mary Bucknall, daughter of William Bucknall, in 1746.
He died in December 1773, aged 62, and was succeeded in his titles by his son James.
Lady Grimston died in 1778.
Thomas Estcourt (died 1818)
Thomas Estcourt( 27 September 1748 – 2 December 1818) of Estcourt House, near Tetbury, Gloucestershire was an English member of Parliament
He was born in 1748, the eldest surviving son of Matthew Estcourt of Cam, Gloucestershire, and his wife, Lydiah.
He was educated at St John ’s College, Oxford from 1766.
He succeeded to the Estcourt estate of a distant kinsman in 1750 and then his father before 1782.
He was High Sheriff of Gloucestershire for 1774 – 75.
He was returned unopposed as MP for Cricklade from 20 March 1790 to 1806, promising to serve" founded on independence and guided by integrity".
He married in 1774, the Hon. Jane Grimston, daughter of James Grimston, 2nd Viscount Grimston and had 2 sons and 2 daughters.
His eldest son Thomas Grimston Estcourt also became an MP.
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.
William Grimston, 1st Viscount Grimston
William Grimston, 1st Viscount Grimston (31 December 1684 – 15 October 1756), of Gorhambury, St Albans, Hertfordshire, was a British landowner and politician who sat in the House of Commons between 1710 and 1734.
Grimston was born as William Luckyn, the younger son of Sir William Luckyn, 3rd Baronet, and his wife Mary Sherrington.
In 1700 he succeeded to the estates, including Gorhambury near St Albans, of his great-uncle Sir Samuel Grimston, 3rd Baronet, of Bradfield, and assumed the surname of Grimston in lieu of Luckyn.
In 1705 he published a play 'The Lawyer’s Fortune or Love in a Hollow Tree'.
He married Jean Cooke, daughter of James Cooke, on 14 August 1706.
Grimston was returned unopposed as Member of Parliament for St Albans in the 1710 general election and was elected in a contest in 1713.
His fortunes at the constituency were affected by the competitive ambitions of Sarah Duchess of Marlborough who also had an interest.
Although he won the seat in 1715 he was defeated in 1722.
In 1719 he was raised to the Peerage of Ireland as Baron Dunboyne and Viscount Grimston.
As these were Irish peerages they did not prohibit Grimston from sitting in the British House of Commons.
He regained the seat at St Albans in 1727 but lost it again in 1734.
In 1737 he succeeded his elder brother Sir Harbottle Luckyn as fifth Baronet.
His feud with the duchess continued until her death as they each tried to prevent the return of each other's candidates at St Albans in subsequent elections.
Although Grimston had tried to suppress all copies of his play, in 1736 the Duchess published a version of it with disparaging notes to mock him.
Grimston died in October 1756, aged 72.
He and his wife had ten sons and three daughters.
He was succeeded in his titles by his son James.
Lady Grimston died in 1765.
James Grimston, 3rd Viscount Grimston
James Bucknall Grimston, 3rd Viscount Grimston( 9 May 1747 – 30 December 1808) was a British peer, born the heir to his Irish peerage, and Member of Parliament whose service in Parliament for seven years led to his, and his male descendants', ennoblement into the Peerage of Great Britain.
Grimston was the son of James Grimston, 2nd Viscount Grimston, and Mary Bucknall.
He was educated at Eton and Trinity Hall, Cambridge.
He succeeded his father in the viscountcy in 1773 but as this was an Irish peerage it did not entitle him to a seat in the House of Lords.
He was instead elected to the House of Commons for St Albans in 1783, a seat he held until the next year's election, where he instead stood for and represented the larger, county level seat of Hertfordshire from 1784 to 1790.
In 1790 he was created Baron Verulam, of Gorhambury in the County of Hertford, in the Peerage of Great Britain, which gave him a seat in the House of Lords.
Lord Grimston married Harriot Walter( 1756 – 1786), daughter of Edward Walter of Bury Hill, Westcott, Surrey and Harriot Forrester, daughter of George Forrester, 5th Lord Forrester.
He died in December 1808, aged 61, and was succeeded in his titles by his son James, who was created Earl of Verulam in 1815.

Question: Who is the paternal grandmother of James Grimston, 2Nd Viscount Grimston?
Answer: Mary Sherrington