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.
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.
Princess Charlotte of Prussia (1831–1855)
Princess Charlotte of Prussia( 21 June 1831 – 30 March 1855), was by birth a Princess of Prussia and member of the House of Hohenzollern and by marriage Hereditary Princess of Saxe- Meiningen.
She was the eldest child and daughter of Prince Albert of Prussia( younger son of Frederick William III of Prussia and Louise of Mecklenburg- Strelitz) and his first wife Princess Marianne of the Netherlands( daughter of William I of the Netherlands and Wilhelmine of Prussia).
Ernst-Johann Biron, Prince of Courland
Ernst- Johann Karl Oskar Eitel- Friedrich
Peter Burchard, Prince Biron von Courland( born 6 August 1940) is the senior male- line descendant of Ernst Johann von Biron, and as such heir to the Duchy of Courland and Semigallia.
He was born in Berlin, the eldest son of Karl, Prince Biron of Courland( 1907- 1982), and Princess Herzeleide of Prussia( 1918- 1989), the daughter of Prince Oskar of Prussia( a son of Emperor William II) and Augusta Viktoria of Schleswig- Holstein.
Prince Ernst- Johann succeeded his father as head of the Biron family following his death on 28 February 1982.
He is also a Knight of Justice( and, since 2008, an honorary commander in the Commandery of Silesia) of the" JohanniterordenJohannine Order"), to which he was admitted in 1940 and whose grand master is his cousin Prince Oskar of Prussia( Prince Ernst- Johann's uncles and grandfather had headed the Order throughout most of the twentieth century).
He is in line to the British throne through his descent from Queen Victoria's daughter, Victoria, Princess Royal.
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.
Prince Oskar of Prussia
Prince Oskar Karl Gustav Adolf of Prussia ("Oskar Karl Gustav Adolf Prinz von Preußen"; 27 July 1888 – 27 January 1958) was the fifth son of Wilhelm II, German Emperor and Augusta Victoria of Schleswig-Holstein-Sonderburg-Augustenburg.
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 Herzeleide of Prussia
Princess Herzeleide-Ina-Marie Sophie Charlotte Else of Prussia (25 December 1918 – 22 March 1989) was a member of the deposed House of Hohenzollern.
She was the only daughter of Prince Oskar of Prussia (the second youngest son of Emperor Wilhelm II) and his initially morganatic wife, Countess Ina Marie von Bassewitz.
She is the mother of Ernst-Johann Biron, Prince of Courland, the current head of the House of Biron.

Question: Who is Princess Herzeleide Of Prussia's paternal grandmother?
Answer: Augusta Victoria