Eldon Howard
Eldon Howard was a British screenwriter.
She was the mother- in- law of Edward J. Danziger and wrote a number of the screenplays for films by his company Danziger Productions.
Vera Miletić
Vera Miletić (Serbian Cyrillic: Вера Милетић; 8 March 1920 – 7 September 1944) was a Serbian student and soldier.
She was notable for being the mother of Mira Marković, posthumously making her the mother-in-law of Serbian president Slobodan Milošević.
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).
Priscilla Pointer
Priscilla Marie Pointer( born May 18, 1924) is an American stage, film and television character actress.
She began her career in the theater, including productions on Broadway.
Later, Pointer moved to Hollywood to act in films and on television.
She is the mother of Amy Irving, therefore making her the former mother- in- law of filmmakers Steven Spielberg and Bruno Barreto and the mother- in- law of documentary filmmaker Kenneth Bowser, Jr.
Maria Thins
Maria Thins( c. 1593 – 27 December 1680) was the mother- in- law of Johannes Vermeer and a member of the Gouda Thins family.
Marian Shields Robinson
Marian Lois Robinson( née Shields; born July 29, 1937) is the mother of Michelle Obama, former First Lady of the United States, and Craig Robinson, a basketball executive, and the mother- in- law of former U.S. President Barack Obama.
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.
Baroness Gösta von dem Bussche-Haddenhausen
Baroness Gösta von dem Bussche- Haddenhausen( 26 January 1902 – 13 June 1996) was the mother of Prince Claus of the Netherlands, who was the Prince Consort of Queen Beatrix of the Netherlands, thus making her the mother- in- law of the former Dutch Queen.
She is also the paternal grandmother of King Willem- Alexander of the Netherlands, who is the current Dutch King.
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.
Cornelia (mother of the Gracchi)
Cornelia( c. 190s – c. 115 BC) was the second daughter of Publius Cornelius Scipio Africanus, the hero of the Second Punic War, and Aemilia Paulla.
She is remembered as a prototypical example of a virtuous Roman woman.
She was the mother of the Gracchi brothers, and the mother- in- law of Scipio Aemilianus.

Question: Who is the mother-in-law of Ahmed Osman (Politician)?
Answer: Lalla Abla bint Tahar