Heinrich Donatus, Hereditary Prince of Schaumburg-Lippe
Heinrich Donatus, Hereditary Prince of Schaumburg- Lippe( Ernst- August Alexander Wilhelm Bernhard Krafft Heinrich Donatus; born 13 May 1994) is the son of Alexander, Prince of Schaumburg- Lippe and thus heir to the German Princely house of Schaumburg- Lippe.
Prince Heinrich Donatus of Schaumburg- Lippe was born in Hanover to Alexander, Hereditary Prince of Schaumburg- Lippe( born 1958), and Princess Marie- Louise(" Lilly") of Sayn- Wittgenstein- Berleburg( born 1972), who had married in August 1993.
His mother suffered a nervous breakdown in 1998, and left her husband in 2000 to move with her son from Hanover to Munich.
The couple divorced in 2002.
On the death of his father, Philip- Ernst, Prince of Schaumburg- Lippe, Alexander inherited the title Prince of Schaumburg- Lippe, while his son became Hereditary Prince.
In 2007, the Prince of Schaumburg- Lippe married lawyer Nadja Anna Zsoeks.
Princess Marie- Louise is now married to designer Lambros Milona, with whom she has a daughter, Lana.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
Adolf II, Prince of Schaumburg-Lippe
Adolf II, Prince of Schaumburg- Lippe( 23 February 1883 – 26 March 1936) was the last ruler of the small Principality of Schaumburg- Lippe.
Frederick Christian, Count of Schaumburg-Lippe
Friedrich Christian, Count of Schaumburg- Lippe( 16 August 1655 – 13 June 1728) was the second ruler of the County of Schaumburg- Lippe.
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.
Ernst of Schaumburg
Ernst of Schaumburg (September 24, 1569 – January 17, 1622) was the first Count of Schauenburg and Holstein-Pinneberg to earn the title of Prince in 1619.
However, he died in 1622 without an heir.
Schauenburg-Pinneberg had been a Lutheran region since his grandfather Otto IV of Schaumburg had been won over to Martin Luther's teachings.
After Ernst's death, a Catholic Count, Jobst Hermann, received a portion of Schauenburg but he also died without children, and Otto V, who was a Calvinist, succeeded Ernst.
Prince Ernst built the Stadthagen Mausoleum for himself and his family.
Today, this building is estimated as a cultural monument of European rank.
On 11 September 1597 he married Hedwig of Hesse-Kassel at Wilhelmsburg Castle in Schmalkalden.
The marriage remained childless.
Adolf I, Prince of Schaumburg-Lippe
Adolf I, Prince of Schaumburg-Lippe (1 August 1817 – 8 May 1893) was a ruler of the Principality of Schaumburg-Lippe.
Georg, Prince of Schaumburg-Lippe
Georg, Prince of Schaumburg- Lippe( 10 October 1846 – 29 April 1911) was a ruler of the small Principality of Schaumburg- Lippe.
Otto IV of Schaumburg
Otto IV of Schaumburg (1517 – 21 December 1576) was a German nobleman.
He was a ruling Count of Schauenburg and of Holstein-Pinneberg.
He was a son of Jobst I and his wife Maria of Nassau, a daughter of Count Johann V of Nassau-Vianden-Dietz.
He adopted the teachings of Martin Luther.
However, with respect to his elder brothers Cologne's Archbishop-Electors Adolphus III (reg. 1547–1556) and Anthony I (reg. 1557-1558)
he refrained from open confrontation.
In 1559 he officially began the Reformation in Schauenburg and Holstein-Pinneberg.
These areas remained Lutheran throughout the Counter-Reformation and into modern times.
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.

Question: Who is Ernst Of Schaumburg's paternal grandmother?
Answer: Maria of Nassau