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.
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.
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.
Elizabeth of Pomerania
Elizabeth of Pomerania (– 15 April 1393) was the fourth and final wife of Charles IV, Holy Roman Emperor and king of Bohemia.
Her parents were Bogislaw V, Duke of Pomerania, and Elisabeth of Poland.
Her maternal grandparents were Casimir III, King of Poland, and Aldona of Lithuania.
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.
Charles IV, Holy Roman Emperor
Charles IV (14 May 1316 – 29 November 1378), born Wenceslaus, was the first King of Bohemia to become Holy Roman Emperor.
He was a member of the House of Luxembourg from his father's side and the Czech House of Přemyslid from his mother's side; he emphasized the latter due to his lifelong affinity for the Czech side of his inheritance, and also because his direct ancestors in the Přemyslid line included two saints.
He was the eldest son and heir of King John of Bohemia, who died at the Battle of Crécy on 26 August 1346.
His mother, Elizabeth of Bohemia, was the sister of King Wenceslas III, the last of the male Přemyslid rulers of Bohemia.
Charles inherited the County of Luxembourg from his father and was elected king of the Kingdom of Bohemia.
On 2 September 1347, Charles was crowned King of Bohemia.
On 11 July 1346, the prince-electors chose him as King of the Romans ("rex Romanorum") in opposition to Emperor Louis IV.
Charles was crowned on 26 November 1346 in Bonn.
After his opponent died, he was re-elected in 1349 and crowned King of the Romans.
In 1355, he was crowned King of Italy and Holy Roman Emperor.
With his coronation as King of Burgundy in 1365, he became the personal ruler of all the kingdoms of the Holy Roman Empire.
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.
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.
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.
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.

Question: Who is Elizabeth Of Pomerania's mother-in-law?
Answer: Elizabeth of Bohemia