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.
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.
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.
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.
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.
Amenhotep III
Amenhotep III (Hellenized as Amenophis III; Egyptian Amāna-Ḥātpa;
meaning "Amun is Satisfied"), also known as Amenhotep the Magnificent, was the ninth pharaoh of the Eighteenth Dynasty.
According to different authors, he ruled Egypt from June 1386 to 1349 BC, or from June 1388 BC to December 1351 BC/1350 BC, after his father Thutmose IV died.
Amenhotep III was Thutmose's son by a minor wife, Mutemwiya.
His reign was a period of unprecedented prosperity and artistic splendour, when Egypt reached the peak of its artistic and international power.
When he died in the 38th or 39th year of his reign, his son initially ruled as Amenhotep IV, but then changed his own royal name to Akhenaten.
Nebetah
Nebetah was one of the daughters of Ancient Egyptian pharaoh Amenhotep III of the 18th dynasty and his Great Royal Wife Tiye.
She was a younger sister of Akhenaten.

Question: Who is Nebetah's paternal grandmother?
Answer: Mutemwiya