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.
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.
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.
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.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
Ahhotep I
Ahhotep
I (alternatively Anglicized "Ahhotpe" or "AahhotepIah (the Moon) is satisfied") was an Ancient Egyptian queen who lived
circa 1560–1530 BC, during the end of the Seventeenth Dynasty of Egypt.
She was the daughter of Queen Tetisheri (known as Teti the Small) and Senakhtenre Ahmose, and was probably the sister, as well as the queen consort, of Pharaoh Seqenenre Tao
ll.
Ahhotep
I had a long and influential life.
She ruled as regent for her son Ahmose I for a time.
Her titles include Great Royal Wife and "Associate of the White Crown Bearer" .
The title "King's Mother"  was found on the Deir el-Bahari coffin.
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.
Ahmose-Nebetta
Ahmose-Nebetta (alternatively written Ahmose-Nebta) (“Child of Iah (the Moon) - Lady of the Land”) was a princess during the late seventeenth dynasty of Egypt.
She was probably the daughter of Seqenenre Tao and
Queen Ahhotep I. She was the sister of Pharaoh Ahmose I.
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 Ahmose-Nebetta's maternal grandmother?
Answer: Tetisheri