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.
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.
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.
Queen Tripurasundari of Nepal
Queen Tripurasundari (1794 – 6 April 1832) (also known as Lalita Tripura Sundari Devi)  was a wife of King Rana Bahadur Shah of Nepal.
Widowed at a very young age, and childless, she served as regent of the kingdom for a long period.
She was also the first woman to have published literature in Nepal.
Rana Bahadur Shah
Rana Bahadur Shah, King of Nepal  (1775–1806) was the King of Nepal from 1777 to 1806.
In 1777, he succeeded to the throne after the death of his father, King Pratap Singh Shah.
He ruled under the regencies of his mother, Queen Rajendra Rajya Lakshmi Devi (died on 13 July 1785 from tuberculosis), and then of his uncle, Bahadur Shah.
During this time, the kingdom expanded by conquest to include the Garhwal and Kumaon regions, now part of India.
He sent his uncle Bahadur Shah to jail, who later died in jail.
Doria Ragland
Doria L. Ragland( born September 2, 1956) is the mother of Meghan, Duchess of Sussex, the mother- in- law of Prince Harry, and the maternal grandmother of Archie Mountbatten- Windsor, who is seventh in line to the British throne.
She is a former makeup artist, business owner, yoga instructor, and former social worker who worked in the mental health sector from 2015 to 2018.
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.
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.
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.
Ebba Eriksdotter Vasa
Ebba Eriksdotter Vasa (circa 1491 – 21 November 1549) was a Swedish noblewoman.
She was the mother of Queen Margaret Leijonhufvud and the second cousin and mother-in-law of King Gustav Vasa.

Question: Who is Queen Tripurasundari Of Nepal's mother-in-law?
Answer: Rajendra Rajya Lakshmi Devi