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.
James of Castile, Lord of Cameros
James of Castile( 11 July 1268 – 9 August 1284), was an infante of Castile and Lord of Cameros.
He was the youngest son of Alfonso X of Castile and Violant of Aragon.
Ferdinand III of Castile
Ferdinand III (Spanish: Fernando III), 1199/120130 May 1252, called the Saint ("el Santo"), was King of Castile from 1217 and King of León from 1230 as well as King of Galicia from 1231.
He was the son of Alfonso IX of León and Berenguela of Castile.
Through his second marriage he was also Count of Aumale.
Ferdinand III was one of the most successful kings of Castile, securing not only the permanent union of the crowns of Castile and León, but also masterminding the most expansive campaign of Reconquista yet.
By military and diplomatic efforts, Ferdinand greatly expanded the dominions of Castile into southern Spain, annexing many of the great old cities of al-Andalus, including the old Andalusian capitals of Córdoba and Seville, and establishing the boundaries of the Castilian state for the next two centuries.
Ferdinand was canonized in 1671 by Pope Clement X and, in Spanish, he is known as "Fernando el SantoSan Fernando" or "San Fernando Rey".
Places such as the cities of San Fernando, Pampanga and San Fernando, La Union; the Diocese of Ilagan and the San Fernando de Dilao Church in Paco, Manila in the Philippines; and in California, United States, the City of San Fernando and the San Fernando Valley, were all named after him (namesakes) and placed under his patronage.
Eleanor of Castile, Queen of Navarre
Eleanor of Castile( after 1363 – 27 February 1416) was an infanta of Castile and the Queen consort of Navarre.
She was the daughter of King Henry II of Castile and his wife, Juana Manuel of Castile, from a cadet branch of the Castilian royal house.
Eleanor was a member of the House of Trastámara.
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
Frederick of Castile
Frederick of Castile, in Spanish Fadrique (1223–1277), was a younger son ("infante") of King Ferdinand III of Castile by his first wife, Elisabeth of Hohenstaufen.
He was born in Guadalajara.
After the conquest of Seville, unhappy under the rule of his brother Alfonso, Frederick may have participated in the rebellion of his brother Henry in 1255; in any case, he was exiled from Castile in 1260 and joined Henry as a knight errant in Tunis serving under Sultan Al Mustansir against his enemies.
Later, he joined the service of King Manfred of Sicily, and fought at the Battle of Benevento (1266).
He escaped the defeat there and returned to Tunis.
An anti-Angevin revolt in Sicily in 1267 provided an opportunity for him to cross over again, and he helped raise the island for Conradin, while Henry (now Senator of Rome) also declared for Conradin in Rome.
He fought on in Sicily with Frederick Lancia after the defeat of Conradin in the battle of Tagliacozzo and the imprisonment of Henry in Canosa di Puglia, but they were forced to surrender at Agrigento in 1269.
However, they were allowed to escape to Tunis again rather than being imprisoned.
There they served the Tunisians against the soldiers of the Eighth Crusade (1270).
In 1272, Frederick was reconciled with Alfonso, returned to Castile, and became one of his advisors.
In 1274 he married Catherine Komnene Doukaina (1248–1294) daughter of Nikephoros
I Komnenos Doukas.
He involved himself in a plot regarding the succession and was secretly executed by Alfonso in 1277.
Duke Eugen of Württemberg (1758–1822)
Duke Eugen of Württemberg( 21 November 1758 – 20 June 1822) was a German prince.
He was the brother of Frederick I of Württemberg
Urraca of Covarrubias
Urraca of Castile( died after January 1038) was co-regent of Castile during the minority of her nephew, García Sánchez of Castile, in 1017- 28.
Frederick of Denmark (bishop)
Frederick of Denmark( 13 April 1532–7 October 1556) was the youngest son of Frederick I of Denmark and Sophie of Pomerania.
He was the Prince- Bishop of Hildesheim and Bishop of Schleswig.
Alfonso de la Cerda
Alfonso de la Cerda, (Valladolid 1270 - Ávila 1333), called the disinherited, was the elder son of Ferdinand de la Cerda and his wife Blanche of France, and was a grandson of Alfonso X of Castile.
Alfonso and his brother Fernando were candidates for the Castilian-Leonese crown during the reigns of Sancho IV of Castile, Ferdinand IV of Castile and Alfonso XI of Castile.
In 1331, Alfonso renounced his rights and swore allegiance to Alfonso XI of Castile.

Question: Who is the paternal grandfather of Frederick Of Castile?