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.
Princess Sophie of Greece and Denmark
Princess Sophie of Greece and Denmark (26 June 1914 – 24 November 2001) was the fourth child and youngest daughter of Prince Andrew of Greece and Denmark and Princess Alice of Battenberg.
The Duke of Edinburgh is her younger brother.
Sophie was born at the villa Mon Repos on the island of Corfu in Greece.
Princess Friederike of Hanover
Princess Friederike of Hanover( born 15 October 1954 at Salem, Baden- Württemberg, Germany) is a member of the Royal House of Hanover.
She is a niece of Prince Philip, Duke of Edinburgh.
Thyra von Westernhagen
Thyra, Princess Heinrich of Hanover( née Thyra von Westernhagen; born 14 August 1973) is a German forester and landowner.
As the wife of Prince Heinrich of Hanover, she is a princess of the House of Hanover.
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.
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.
Prince Georg of Hanover
Prince Georg of Hanover ("Georg Paul Christian Prinz von Hannover"), Duke of Brunswick-Lüneburg (born 9 December 1949 at Schloss Salem in Salem, Baden-Württemberg, Germany).
Georg is the second eldest son of Prince George William of Hanover and his wife Princess Sophie of Greece and Denmark, an elder sister of Prince Philip, Duke of Edinburgh.
Georg is a male-line descendant of George III of the United Kingdom and Charlotte of Mecklenburg-Strelitz and a descendant of Albert, Prince Consort and Victoria of the United Kingdom through their daughters Victoria, Princess Royal and Princess Alice of the United Kingdom.
He is a first cousin of Charles, Prince of Wales and Queen Sofia of Spain and nephew of Prince Philip, Duke of Edinburgh and Elizabeth II of the United Kingdom.
Prince Georg of Bavaria
Prince Georg of Bavaria( 2 April 1880 – 31 May 1943) was a member of the Bavarian Royal House of Wittelsbach and a Catholic priest.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.

Question: Who is Prince Georg Of Hanover's maternal grandmother?
Answer: Princess Alice of Battenberg