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).
An Tư
An Tư , was a princess during the Trần Dynasty (1225–1400), the youngest offspring of emperor Trần Thái Tông.
The exact year of her birth and death are unknown.
The "Đại Việt sử kí toàn thư" (1675)
only records that “the servants were ordered to give Princess An Tư to Togon to buy time”.
Ogawa Mataji
Viscount was a general in the early Imperial Japanese Army.
He was also the father- in- law of Field Marshal Gen Sugiyama.
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.
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.
Toghon (son of Kublai)
Toghon (?–1301), also Toghan or Togon, was the ninth son of Kublai Khan, founder of the Yuan dynasty.
He was granted the title Prince Zhennan (鎮南王, "Prince of South Suppressing") and moved his household to Ezhou in 1284.
In the next year, he was dispatched to conquer Champa.
He demanded from Đại Việt (mordern Vietnam) a route to Champa, which would trap the Champan army from both north and south, but it was rejected by retired emperor Trần Thánh Tông, whom was the "de facto" ruler of Đại Việt.
As a result, Toghon decided to attack Đại Việt.
At first he won several victories and captured Thăng Long, the capital of Đại Việt.
Trần Thánh Tông had to offer princess An Tư to him to slow down the pace of the Mongol army.
Later he was defeated by Trần Hưng Đạo and fled back to Huguang province.
In 1287, he invaded Vietnam again, but, the Mongol Navy was overwhelmed by Trần dynasty in Bạch Đằng river, and he retreated.
This ashamed his father who no longer wished to see him again.
He moved to Yangzhou in 1291, where he died 10 years later.
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.
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.
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.
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.

Question: Who is the father-in-law of An Tư?
Answer: Kublai