Princess Louise of Thurn and Taxis
Princess Louise of Thurn and Taxis( 1 June 1859, Schloss Taxis, Dischingen, Kingdom of Württemberg – 20 June 1948, Sigmaringen, Germany)
Countess Maria Louise Albertine of Leiningen-Dagsburg-Falkenburg
Countess Maria Louise Albertine of Leiningen- Dagsburg- Falkenburg( 16 March 1729 – 11 March 1818); also known as Princess George, was heiress to the barony of Broich and by marriage Princess of Hesse- Darmstadt.
She was the grandmother and educator of Princess Louise of Mecklenburg- Strelitz, who later became Queen consort of Prussia.
Frederick Louis, Hereditary Grand Duke of Mecklenburg-Schwerin
Frederick Louis of Mecklenburg- Schwerin( 13 June 1778 – 29 November 1819) was a hereditary prince of the Grand Duchy of Mecklenburg- Schwerin, one of the constituent states of the German Confederation.
He was the son of Frederick Francis I, Grand Duke of Mecklenburg- Schwerin, and of Princess Louise of Saxe- Gotha- Altenburg.
Princess Louise of Denmark (1750–1831)
Princess Louise of Denmark and Norway( 20 January 1750 – 12 January 1831) was born to Frederick V of Denmark and Louise of Great Britain.
Her eldest daughter, Marie of Hesse- Kassel, was the wife of Frederick VI of Denmark.
Princess Dagmar of Denmark
Princess Dagmar of Denmark(" Dagmar Louise Elisabeth"; 23 May
1890 – 11 October 1961) was the youngest child and fourth daughter of Frederick VIII of Denmark and his wife, Princess Louise of Sweden and Norway.
Princess Louise of Denmark (1875–1906)
Princess Louise of Denmark(" Louise Caroline Josephine Sophie Thyra Olga")( 17 February
1875 – 4 April 1906) was a Danish princess, the third child and oldest daughter of Frederick VIII of Denmark and his wife, Princess Louise of Sweden and Norway.
Princess Louise of Belgium (born 2004)
Princess Louise of Belgium(" Louise Sophie Mary"; born 6 February 2004 in Woluwe- Saint- Lambert) is the first child and only daughter of Prince Laurent and Princess Claire.
She is currently 13th in the line of succession to the Belgian throne.
Princess Louise of Belgium
Princess Louise Marie Amélie of Belgium (18 February 1858 in Brussels – 1 March 1924 in Wiesbaden) was the eldest daughter of Leopold II and his wife, Marie Henriette of Austria.
Princess Louise of Prussia (1808–1870)
Princess Louise of Prussia (1 February 1808 – 6 December 1870) was the third surviving daughter and ninth child of Frederick William III of Prussia and Louise of Mecklenburg-Strelitz.
Marie Henriette of Austria
Marie Henriette of Austria (Marie Henriette Anne; 23 August 1836 – 19 September 1902) was Queen of the Belgians as the wife of King Leopold II.
Marie Henriette was one of five children from the marriage of Archduke Joseph, Palatine of Hungary, and Duchess Maria Dorothea of Württemberg.
Marie Henriette was a cousin of Emperor Ferdinand I of Austria, and granddaughter of Leopold II, Holy Roman Emperor, through her father.

Question: Who is the maternal grandfather of Princess Louise Of Belgium?
Answer: Archduke Joseph, Palatine of Hungary