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.
Ahmed Osman (politician)
Ahmed Osman (Arabic: أحمد عصمان; born January 3, 1930) was the Prime Minister of Morocco between November 2, 1972, and March 22, 1979.
He was married to Princess Lalla Nuzha of Morocco from 1964 to 1977, a sister of King Hassan II.
He is also founder of the National Rally of Independents.
Secretary General Ministry of National Defence (1959–1961), Ambassador to Federal Republic of Germany (1961–1962), and the United States (1967–1972), Under Secretary Ministry of Mines and Industry (1962–1964), President of the Moroccan General Navigation Company (1964–1967), Prime Minister (1972–1979), President of the National Rally of Independents (RNI) since 1977, President of the National Assembly (1984–1992).
Ogawa Mataji
Viscount was a general in the early Imperial Japanese Army.
He was also the father- in- law of Field Marshal Gen Sugiyama.
Bill Dundee
William" Bill" Cruickshanks( born 24 October 1943) is a Scottish born- Australian professional wrestler and author better known by his stage name Bill Dundee.
Cruickshanks is the father of Jamie Dundee and the father- in- law of wrestler Bobby Eaton.
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).
Princess Lalla Nuzha of Morocco
Princess Lalla Nuzha (29 October 1940 – 2 September 1977) was a sister of the late King Hassan II of Morocco, and daughter of King Mohammed V of Morocco and his second wife, Lalla Abla bint Tahar.
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.
Mohamed Ahmed Osman
Mohamed Ahmed Osman( born 10 July 1920) was an Egyptian wrestler.
He competed at the 1948 Summer Olympics and the 1952 Summer Olympics.
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.

Question: Who is Ahmed Osman (Politician)'s father-in-law?
Answer: Mohammed V