Kaya Alp
Kaya Alp was, according to Ottoman tradition, the son of Kızıl Buğa and the father of Suleyman Shah, who was, in turn, the grandfather of Ertuğrul, and the great grandfather of the Ottoman Empire founder, Osman I.
Blanche of Bourbon
Blanche of Bourbon (1339–1361) was Queen of Castile as the wife of King Peter.
She was one of the daughters of Peter I, Duke of Bourbon and Isabella of Valois.
Mathilde of Bourbon
Mathilde of Bourbon( – 18 June 1228) was a French noblewoman who was the ruling Lady of Bourbon from 1171 until her death.
Beatrice of Bourbon, Queen of Bohemia
Beatrice of Bourbon( 1320 – 23 December 1383) was a French noblewoman.
A member of the House of Bourbon, she was by marriage Queen of Bohemia and Countess of Luxembourg.
She was the youngest daughter of Louis I, Duke of Bourbon, and Mary of Avesnes.
Peter II, Duke of Bourbon
Peter II, Duke of Bourbon (1 December 1438 – 10 October 1503 in Moulins), was the son of Charles I, Duke of Bourbon, and Agnes of Burgundy, and a member of the House of Bourbon.
He and his wife Anne of France ruled as regents during the minority of Charles VIII of France.
Blanche of England
Blanche of England, LG( spring 1392 – 22 May 1409), also known as Blanche of Lancaster, was a member of the House of Lancaster, the daughter of King Henry IV of England by his first wife Mary de Bohun.
Princess Urraca of Bourbon-Two Sicilies
Princess Urraca of Bourbon- Two Sicilies( July 14, 1913, Nymphenburg Palace, Munich, Kingdom of Bavaria – May 3, 1999, Sigmaringen, Baden- Württemberg, Germany) was a member of the House of Bourbon- Two Sicilies and a Princess of Bourbon- Two Sicilies.
John II, Duke of Bourbon
Jean( John) de Bourbon, Duke of Bourbon( 1426 – 1 April 1488, Château de Moulins), sometimes referred to as John the Good and The Scourge of the English, was a son of Charles I of Bourbon and Agnes of Burgundy.
He was Duke of Bourbon and Auvergne from 1456 to his death.
Peter I, Duke of Bourbon
Peter I of Bourbon (1311 – 19 September 1356, Poitiers) was the second Duke of Bourbon, from 1342 to his death.
Peter was son of Louis I of Bourbon, whom he also succeeded as Grand Chamberlain of France, and Mary of Avesnes.
Duke Peter is reported to have been somewhat mentally unstable, a trait of nervous breakdowns (presumably hereditary)
that showed clearly for example in his daughter Joan of Bourbon, the queen, and in her son, king Charles VI of France, as well as in Peter's only surviving son, Duke Louis II.
Henry Krause
Henry J." Red" Krause, Jr.( August 28, 1913 – February 20, 1987) was an American football offensive lineman in the National Football League for the Brooklyn Dodgers and the Washington Redskins.
He played college football at St. Louis University.
He is the grandfather of Jennifer Krause
He is the great grandfather of Payton Hoeing

Question: Who is Blanche Of Bourbon's paternal grandfather?
Answer: Louis I