Hüma Hatun
Hüma Hatun (1410 ‒ September 1449) was the fourth wife of Ottoman Sultan Murad II and mother of Mehmed II and the grandmother of Bayezid II.
Badshah Begum
Badshah Begum (1703 – 14 December 1789) was Empress consort of the Mughal Empire from 8 December 1721 to 6 April 1748 as the first wife and chief consort of the Mughal emperor Muhammad Shah.
She is popularly known by her title Malika-uz-Zamani ("Queen of the Age") which was conferred upon her by her husband, immediately after their marriage.
Badshah Begum was a first-cousin of her husband and was a Mughal princess by birth.
She was the daughter of Mughal emperor Farrukhsiyar and his first wife, Gauhar-un-Nissa Begum.
She wielded major political influence in the Mughal court during her husband's reign and was his most influential wife.
It was through her efforts that her step-son, Ahmad Shah Bahadur, was able to ascend the Mughal throne.
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.
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.
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.
Farrukhsiyar
Abu'l Muzaffar Muin ud-din Muhammad Shah Farrukh-siyar Alim Akbar Sani Wala Shan Padshah-
i-bahr-u-bar
, also known as Shahid-i-Mazlum , or Farrukhsiyar 
(20 August 1685 – 19 April 1719), was the Mughal emperor from 1713 to 1719 after he murdered Jahandar Shah.
Reportedly a handsome man who was easily swayed by his advisers
, he lacked the ability, knowledge and character to rule independently.
Farrukhsiyar was the son of Azim-ush-Shan (the second son of emperor Bahadur Shah I) and Sahiba Nizwan.
His reign saw the primacy of the Sayyid brothers, who became the effective power behind the facade of Mughal rule.
Farrukhsiyar's frequent plotting led the brothers to depose him.
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.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
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.

Question: Who is the paternal grandmother of Badshah Begum?
Answer: Sahiba Nizwan