Beatrice, Countess of Alburquerque
Beatrice of Portugal was Countess of Alburquerque as the wife of Sancho Alfonso of Alburquerque.
She was the daughter of Peter I of Portugal and his wife Inês de Castro.
Inês de Castro
Inês de Castro (in Castilian: Inés; 1325 – 7 January 1355) was a Galician noblewoman best known as lover and posthumously-recognized wife of King Peter I of Portugal.
The dramatic circumstances of her relationship with Peter (at the time Prince of Portugal), which was forbidden by his father King Afonso IV, her murder at the orders of Afonso, Peter's bloody revenge on her killers, and the legend of the coronation of her exhumed corpse by Peter, have made Inês de Castro a frequent subject of art, music, and drama through the ages.
Barthold A. Butenschøn Sr.
Hans Barthold Andresen Butenschøn( 27 December 1877 – 28 November 1971) was a Norwegian businessperson.
He was born in Kristiania as a son of Nils August Andresen Butenschøn and Hanna Butenschøn, and grandson of Nicolay Andresen.
Together with Mabel Anette Plahte( 1877 – 1973, a daughter of Frithjof M. Plahte) he had the son Hans Barthold Andresen Butenschøn Jr. and was through him the father- in- law of Ragnhild Butenschøn and grandfather of Peter Butenschøn.
Through his daughter Marie Claudine he was the father- in- law of Joakim Lehmkuhl, through his daughter Mabel Anette he was the father- in- law of Harald Astrup( a son of Sigurd Astrup) and through his daughter Nini Augusta he was the father- in- law of Ernst Torp.
He took commerce school and agricultural school.
He was hired in the family company N. A. Andresen& Co, and became a co-owner in 1910.
He eventually became chief executive officer.
The bank changed its name to Andresens Bank in 1913 and merged with Bergens Kreditbank in 1920.
The merger was dissolved later in the 1920s.
He was also a landowner, owning Nedre Skøyen farm and a lot of land in Enebakk.
He chaired the board of Nydalens Compagnie from 1926, having not been a board member before that.
He also chaired the supervisory council of Forsikringsselskapet Viking and Nedre Glommen salgsforening, and was a supervisory council member of Filharmonisk Selskap.
He was a member of the gentlemen's club SK Fram since 1890, and was proclaimed a lifetime member in 1964.
He was buried in Enebakk.
Peter I of Portugal
Peter I (Portuguese: "
Pedro I" (8 April 1320 – 18 January 1367), called the Just or the Cruel
(Portuguese: "o JustoO Cruel"), was King of Portugal from 1357 until his death.
He was the third but only surviving son of Afonso IV of Portugal and his wife, Beatrice of Castile.
Ludwig von Westphalen
Johann Ludwig von Westphalen( 11 July 1770 – 3 March 1842) was a liberal Prussian civil servant and the father- in- law of Karl Marx.
Ogawa Mataji
Viscount was a general in the early Imperial Japanese Army.
He was also the father- in- law of Field Marshal Gen Sugiyama.
Hector de Castro
Hector de Castro( 1849 – January 30, 1909) was an Ottoman born American businessman and diplomat.
Born in Constantinople, de Castro was educated in Paris and Vienna.
He emigrating to the United States and was naturalized in 1885.
He became Vice President of the American Cable Company.
Resigned from American Cable Company in 1890 to accept position as Secretary of the Intercontinental Railroad Commission In 1890, de Castro married Grace Aldrich of New York.
The couple had no children.
In 1897, de Castro was appointed United States General Consul in Rome.
Mrs. de Castro died in January 1908 and de Castro transferred to the General Consul position in Zurich in June the same year.
De Castro died from nephritis on January 30, 1909.
He was buried in Rome.
Pierre-Charles Comte
Pierre- Charles Comte( 23 April 1823 – 30 November 1895) was a French painter.
He was born in Lyon and died in Fontainebleau.
He studied under Claude Bonnefond in Lyon and Joseph- Nicolas Robert- Fleury in Paris.
His works include" The Oath of Henri de Guise" and" The Coronation of Inês de Castro in 1361".
Juana de Castro
Juana de Castro( died 21 August 1374) was queen of Castile, as wife of King Peter of Castile and sister of Inês de Castro.
She was the daughter of Pedro Fernández de Castro and Isabel Ponce de Leon.
She married King Peter in 1354.
Her tomb is in the Santiago de Compostela Cathedral.
Pedro Fernández de Castro
Pedro Fernández de Castro( Algeciras, 1342), nicknamed" el de la Guerra"('of the War'), was a powerful Galician noble and military figure of the House of Castro, descended by illegitimate lines from the kings of Castile- Leon- Galicia.
Pedro Fernandez de Castro was Lord(" Señor") of Lemos and Sarria and served as" mayordomo mayor"( lord steward) of Alfonso XI of Castile," adelantado de la frontera"( governor) of Andalusia, Galicia and Murcia and" pertiguero mayor"( a title similar to the French Vidame) of the lands of Santiago.
He was the father of Fernando Ruiz de Castro(" toda la lealtad de España"), Queen Juana de Castro( wife of Peter of Castile), the controversial Inês de Castro( consort King Peter I of Portugal) and Álvaro Pires de Castro.

Question: Who is the father-in-law of Inês De Castro?
Answer: Afonso IV of Portugal