Frederick XII, Count of Hohenzollern
Friedrich XII, Count of Hohenzollern, nickname Friedrich the Oettinger( before 1401 – 1443) was a German nobleman.
He was a member of the Swabian branch of the House of Hohenzollern.
His father was Friedrich XI, Count of Hohenzollern; his younger brother and rival was Eitel Friedrich I, Count of Hohenzollern.
Frederick XI, Count of Hohenzollern
Friedrich XI, Count of Hohenzollern( died 26 November 1401), nicknamed" Friedrich the Elder" was a German nobleman.
He was a member of the House of Hohenzollern and a ruling Count of Hohenzollern- Hechingen.
Prince Hubertus of Hohenlohe-Langenburg
Prince Hubertus of Hohenlohe- Langenburg( born 2 February 1959 in Mexico City as Hubertus Rudolph zu Hohenlohe- Langenburg) is a Mexican Alpine skier, photographer, businessman, and a pop singer known as Andy Himalaya and Royal Disaster.
He belongs to a family which reigned over a principality in what is now the northeastern of Baden- Württemberg in Germany until the early 19th century.
Prince Hubertus of Hohenzollern
Prince Hubertus of Hohenzollern
(Hubertus Gustav Adolf Veit Georg Meinrad Maria Alexander)
(born 10 June 1966) is the third child of Prince Johann Georg of Hohenzollern and of his wife Princess Birgitta of Sweden, sister of King Carl XVI Gustaf of Sweden.
Hubertus was born in Munich, Germany.
Prince Karl Anton of Hohenzollern
Prince Karl Anton of Hohenzollern- Sigmaringen( 1 September 1868 – 21 February 1919) was a member of the Princely House of Hohenzollern- Sigmaringen.
Karl Anton was the third and youngest son of Leopold, Prince of Hohenzollern and his wife Infanta Antónia of Portugal.
Karl Anton's elder brothers were William, Prince of Hohenzollern and Ferdinand I of Romania.
Friedrich Wilhelm, Prince of Hohenzollern
Friedrich Wilhelm, Prince of Hohenzollern( 3 February 1924 – 16 September 2010) was the head of the Princely House of Hohenzollern for over 45 years.
Prince Carl Christian of Hohenzollern
Prince Carl Christian of Hohenzollern( born 5 April 1962) is the eldest child of Prince Johann Georg of Hohenzollern and of his wife Princess Birgitta of Sweden, sister of King Carl XVI Gustaf of Sweden.
Princess Magdalena Reuss of Köstritz
Princess Magdalena Reuss of Köstritz (20 August 1920 - 10 October 2009) was the wife of Prince Hubertus of Prussia.
She was a member of the House of Reuss.
Prince Hubertus of Prussia
Prince Hubertus of Prussia (Hubertus Karl Wilhelm; 30 September 1909 – 8 April 1950) was the third son of Crown Prince Wilhelm of Germany and Duchess Cecilie of Mecklenburg-Schwerin.
Prince Johann Georg of Hohenzollern
Johann Georg, Prince von Hohenzollern ("Johann Georg
Carl Leopold Eitel-Friedrich Meinrad Maria Hubertus Michael"; 31 July 1932 – 2 March 2016) was a German prince, and through his marriage to Princess Birgitta of Sweden, was brother-in-law of King Carl XVI Gustaf of Sweden.
Prince Johann Georg was the sixth child of Frederick, Prince of Hohenzollern
(Heiligendamm 30 August 1891 – Krauchenwies 6 February 1965) and his wife Princess Margarete Karola of Saxony
(Dresden 24 January 1900 – Freiburg im Breisgau 16 October 1962).

Question: Who is the paternal grandfather of Prince Hubertus Of Hohenzollern?