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.
Prince Frederick of Schaumburg-Lippe
Prince Frederick of Schaumburg- Lippe( 30 January 186812 December 1945) was a German prince and head of the Náchod branch of the princely house of Schaumburg- Lippe.
He was a son of Prince William of Schaumburg- Lippe, by his wife Princess Bathildis of Anhalt- Dessau.
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.
Prince Friedrich Christian of Schaumburg-Lippe
Prince Friedrich Christian of Schaumburg-Lippe (5 June 1906 – 20 September 1983) was a German prince, the youngest son of Georg, Prince of Schaumburg-Lippe and his consort Princess Marie Anne of Saxe-Altenburg.
Unhappy and disillusioned with the state of Germany after World War I, Friedrich Christian turned to the Nazi Party as a solution for the country's ills.
As an ardent Party supporter, he worked vigorously to gain noble and royal support for it, and eventually became an upper privy councillor and adjutant to Propaganda Minister Joseph Goebbels.
In 1939, Friedrich Christian was asked to become king of Iceland by Icelanders sympathetic to the Nazi party, but refused due to the opposition of Foreign Minister Joachim von Ribbentrop.
After World War II, the prince devoted his writings to defending the record of the Third Reich, producing such works as "
Was Hitler Really a Dictator?"
(a personal account of the German leader) and
Als die goldne Abendsonne..."
Aus meinen
Tagebüchern der Jahre 1933–1937" (the prince's personal diaries).
Prince Christian of Schaumburg-Lippe (1898–1974)
Prince Christian of Schaumburg- Lippe( 20 February 1898 – 13 July 1974) was a German prince and head of the Náchod branch of the princely house of Schaumburg- Lippe.
He was born in Sopron, Hungary, the only son and second child of Frederick of Schaumburg- Lippe( 1868 – 1945) and his first wife Princess Louise of Denmark, younger sister of King Christian X of Denmark.
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.
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.
Prince Wilhelm of Schaumburg-Lippe (b. 1939)
Prince Wilhelm of Schaumburg- Lippe( Wilhelm Friedrich Harald Christian Ernst August Karl Gustav zu Schaumburg- Lippe, born 19 August 1939) is the head of the Nachod branch of the princely house of Schaumburg- Lippe.
Wilhelm is the son of Prince Christian Nicholas of Schaumburg- Lippe, and the great- grandson of Frederick VIII of Denmark.
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.
Princess Marie Anne of Saxe-Altenburg
Princess Marie Anne of Saxe-Altenburg (14 March 1864 – 3 May 1918) was the consort of Georg, Prince of Schaumburg-Lippe.
As the eldest daughter of Prince Moritz of Saxe-Altenburg and his wife Princess Augusta of Saxe-Meiningen, and a sister of Ernest II, Duke of Saxe-Altenburg, Marie Anne was a member of the Ducal House of Saxe-Altenburg.

Question: Who is the maternal grandmother of Prince Friedrich Christian Of Schaumburg-Lippe?