Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
Prince Josias of Saxe-Coburg-Saalfeld
Prince Frederick Josias of Saxe- Coburg- Saalfeld( German" Friedrich Josias von Sachsen- Coburg- Saalfeld")( 26 December 1737 – 26 February 1815) was a general in the Austrian service.
Johann Leopold, Hereditary Prince of Saxe-Coburg and Gotha
Johann Leopold, Hereditary Prince of Saxe-Coburg and Gotha (Johann Leopold William Albert Ferdinand Victor; 2 August 1906 – 4 May 1972) was the eldest son of Charles Edward, Duke of Saxe-Coburg and Gotha, and Princess Victoria Adelaide of Schleswig-Holstein-Sonderburg-Glücksburg.
Prince Rainer of Saxe-Coburg and Gotha
Prince Rainer
Maria Joseph Florian Ignatius Michael Gabriel Raphael Gonzaga of Saxe- Coburg and Gotha, in German:" Rainer Maria Joseph Florian Ignatius Michael Gabriel Raphael Gonzaga, Prinz von Sachsen- Coburg und Gotha"( 4 May 1900 in Pola – after 7 January 1945).
Cadet of a reigning German dynasty, Prince Rainer was the head of the House of Saxe- Coburg and Gotha- Koháry branch of the House of Wettin, heir in the female line of one of the oldest and wealthiest families of the Hungarian nobility.
He is believed to have been killed in action at Budapest in 1945.
Prince Friedrich Leopold of Prussia
Joachim Karl Wilhelm Friedrich Leopold Prinz von Preußen( 14 November 1865 in Berlin – 13 September 1931 Krojanke manor, Landkreis Flatow, Posen- West Prussia) was a son of Prince Frederick Charles of Prussia and Princess Maria Anna of Anhalt- Dessau, married in 1854.
Hubertus Prinz von Sachsen-Coburg und Gotha
Hubertus Prinz von Sachsen- Coburg und Gotha( Hubertus Alexis Richard Ernst Eduard; born 8 December 1961) is the eldest son of Ernst- Leopold Prinz von Sachsen- Coburg und Gotha(" aka" Prince Ernst Leopold of Saxe- Coburg and Gotha) and his first wife, Ingeborg Henig.
Ernst, Prince of Saxe-Meiningen
Ernst, Prince of Saxe- Meiningen( Ernst, Prinz von Sachsen- Meiningen; 27 September 1859 – 29 December 1941) was the head of the house of Saxe- Meiningen from 1928 until his death.
Ernst Leopold Prinz von Sachsen-Coburg und Gotha
Ernst Leopold, Prinz of Saxe-Coburg and Gotha
(Ernst Leopold Eduard Wilhelm Josias; 14 January 1935 – 27 June 1996) was a Prince (German:), and the elder son of Johann Leopold, Hereditary Prince of Saxe-Coburg and Gotha and Baroness Feodora von der Horst.
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.
Princess Clotilde of Saxe-Coburg and Gotha
Princess Marie Adelheid Amalie" Clotilde" of Saxe- Coburg and Gotha, full German name:" Marie Adelheid Amalie Clotilde, Prinzessin von Sachsen- Coburg und Gotha, Herzogin zu Sachsen"( 8 July 1846, Neuilly- sur- Seine, Île- de- France, Kingdom of the French – 3 June 1927, Alcsút, Hungary) was a Princess of Saxe- Coburg and Gotha by birth and an Archduchess of Austria through her marriage to Archduke Joseph Karl of Austria.

Question: Who is the paternal grandmother of Ernst Leopold Prinz Von Sachsen-Coburg Und Gotha?