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.
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.
Mubarak Shah (Sayyid dynasty)
Mubarak Shah was the second monarch of the Sayyid dynasty which ruled the Delhi Sultanate.
He succeeded his father, Khizr Khan to the throne.
The Sayyids were subservient to Timur's successor, Shah Rukh, and while Khizr Khan did not assume the title of sultan, Mubarak Shah was acknowledged as one by Sirhindi.
However, it is also known that Mubarak Shah received a robe and a" chatr"( a ceremonial parasol) from the Timurid capital of Herat which indicates that the fealty continued in his time.
He was murdered in 1434 and succeeded by his nephew, Muhammad Shah.
Yahya bin Ahmad Sirhindi
Yahya bin Ahmad Sirhindi was a 15th century Indian chronicler who wrote" Tarikh- i- Mubarak Shahi", a Persian language chronicle of the Delhi Sultanate.
Written during the reign of Mubarak Shah, his work is an important source of information for the Sayyid dynasty.
Orghana
Orghana (Orakina or Ergene Khatun) was an Oirat princess of the Mongol Empire and Empress of the Chagatai Khanate.
She was a daughter of Torolchi, chief of the Oirats and Checheyikhen, daughter of Genghis Khan.
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.
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.
Mubarak Shah (Chagatai Khan)
Mubarak Shah  was head of the Chagatai Khanate (1252–1260, March–September 1266).
He was the son of Qara Hülëgü and Ergene Khatun, of the Mongol empire.
He was the first Chagatai Khan to convert to Islam.
Upon the death of his father in 1252, Mubarak Shah succeeded him as Chagatai Khan, with his mother acting as regent.
In 1260, however, the Great Khan claimant Ariq Böke appointed Chagatai Khan's grandson Alghu, and by the following year Alghu had control over much of the Khanate.
When Alghu revolted against Ariq Böke in 1262, Ergene supported him.
After Alghu died in 1266, Ergene enthroned Mubarak Shah as head of the "ulus", without the permission of Kublai Khan, who was also proclaimed the Great Khan and defeated Ariq Böke 2 years after.
Kublai Khan, however, supported Baraq, a great-grandson of Chagatai.
Baraq gained the loyalty of Mubarak Shah's army soon moved against him, exiling him that year.
Later, Mubarak Shah supported Kaidu against Baraq in 1271, but soon felt compelled to defect to another enemy of Kaidu, the Ilkhan Abaqa.
Abagha appointed him a chief of the Qaraunas.
He died while ravaging south-east Persian regions in 1276.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.

Question: Who is Mubarak Shah (Chagatai Khan)'s maternal grandmother?
Answer: Checheyikhen