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.
Sara Roosevelt
Sara Ann Delano Roosevelt
( September 21, 1854 – September 7, 1941) was the second wife of James Roosevelt I( from 1880), the mother of President of the United States Franklin Delano Roosevelt, her only child, and subsequently the mother- in- law of Eleanor Roosevelt.
Delano grew up in Newburgh, New York, and spent three years in Hong Kong.
She gave birth to Franklin in 1882, and was a devoted mother to him for the remainder of her life, including home schooling and living close by in adulthood.
She had a complex relationship with her daughter- in- law Eleanor, which has led to media portrayals of her as a domineering and fearsome mother- in- law, though these are at odds with other views.
She died in 1941, with her son, then the President, at her side.
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.
Agatha (wife of Edward the Exile)
Agatha (before 1030 – after 1070) was the wife of Edward the Exile
(heir to the throne of England) and mother of Edgar Ætheling, Saint Margaret of Scotland and Cristina of England.
Her antecedents are unclear and the subject of much speculation.
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.
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.
Richeza of Lotharingia
Richeza of Lotharingia( also called" RichenzaRixaRyksa"; born about 995/1000 – 21 March 1063) was a German noblewoman by birth, a member of the Ezzonen dynasty.
She married Duke Mieszko II Lambert, later King of Poland, becoming Queen of Poland.
She returned to Germany following the deposition of her husband in 1031, later becoming a nun, and today is revered as Blessed Richeza of Lotharingia.
Richeza had three known children:
Casimir I the Restorer, Ryksa, Queen of Hungary, and Gertruda, Grand Princess of Kiev.
She was also noted in 2009 as the putative mother of Agatha, wife of Edward the Exile and mother of Margaret of Wessex.
From her descended the eastern rulers of the Piast, Rurikid, and Árpád dynasties.
Four of her Árpád descendants were canonized: Elizabeth, Landgravine of Thuringia, Kinga, Duchess of Kraków, and Margaret and Irene of Hungary.
She was beatified with another one of her descendants, Yolanda, Duchess of Greater Poland.
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.
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.
Edward the Exile
Edward the Exile (1016 – 19 April 1057), also called "Edward Ætheling", was the son of King Edmund Ironside and of Ealdgyth.
He spent most of his life in exile in the Kingdom of Hungary following the defeat of his father by Cnut the Great.

Question: Who is the mother-in-law of Agatha (Wife Of Edward The Exile)?
Answer: Ealdgyth