Spyridon Trikoupis
Spiridon Trikoupis (April 20, 1788 – February 24, 1873) was a Greek statesman, diplomat, author and orator.
He was the first Prime Minister of Greece (1833) and member of provisional governments of Greece since 1826.
He was born in Missolonghi and was son of the primate of Missolonghi, Ioannis Trikoupis.
After studying in Paris and London, he became private secretary to Frederick North, 5th Earl of Guilford, Governor of the Ionian Islands.
During the Greek War of Independence, he occupied several important administrative and diplomatic posts.
He was a member of the provisional government in 1826, a member of the national convention at Troezen in 1827, and president of the council and minister of foreign affairs in 1832.
He was appointed the first Prime Minister of Greece in 1833.
He was thrice
Greek minister (ambassador) to London (1834–1837, 1841–1843 and 1849–1862), and in 1850 envoy-extraordinary to Paris.
His funeral oration for his friend Lord Byron, delivered in the cathedral of Missolonghi in 1824 was translated into many languages.
A collection of his earlier religious and political orations was published in Paris in 1836.
He was the author of "Istoria tis Ellinikis Epanastaseos" (London, 1853–1857), his work on the history of the Greek revolution.
He was the father of Charilaos Trikoupis, also a Prime Minister of Greece.
Aikaterini Trikoupi
Aikaterini Trikoupi (Constantinople, 1800 – Aegina, 15 July 1871) was the wife of the Prime Minister of Greece and historian Spyridon Trikoupis.
Her son was Charilaos Trikoupis, also a prime minister.
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.
John Vernou Bouvier III
John Vernou" Black Jack" Bouvier III( May 19, 1891 – August 3, 1957) was an American Wall Street stockbroker and socialite.
He was the father of First Lady Jacqueline Kennedy Onassis and of socialite Lee Radziwill, and was the father- in- law of John F. Kennedy.
James Armour (Master mason)
James Armour (15 January 1730 – 20 September 1798) was a master mason and father of Jean Armour, and therefore the father-in-law of the poet Robert Burns.
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.
Peter Burroughs
Peter Burroughs( born 27 January 1947) is a British television and film actor, the director of Willow Management.
He is the father- in- law of actor and TV presenter Warwick Davis.
Ogawa Mataji
Viscount was a general in the early Imperial Japanese Army.
He was also the father- in- law of Field Marshal Gen Sugiyama.
John Adams (merchant)
John Adams( 1672 or 1673 – 1745) was an American- born Canadian merchant and member of the Nova Scotia Council.
He was the father- in- law of Henry Newton( politician).
Harry Smith (athlete)
Harry James Smith( July 30, 1888 – November 20, 1962) was an American long- distance runner.
He was most notable for competing in the 1912 Olympics in Stockholm.
He was also the father of Hart wrestling family matriarch Helen Hart and the father- in- law of Stu Hart.

Question: Who is Aikaterini Trikoupi's father-in-law?