Blessed Margaret of Savoy
The Blessed Margaret of Savoy (June 21, 1382 or 1390 – November 23, 1464) was Marchioness of Montferrat, and a Dominican Sister.
Beatrice of Castile (1242–1303)
Beatrice of Castile( 1242/1244 – 27 October 1303), an illegitimate daughter of Alfonso X of Castile and his mistress Mayor Guillén de Guzmán, was the second Queen consort of Afonso III of Portugal.
Beatrice of Montferrat
Beatrice of Montferrat( c.1210 – 1274) was an Italian noblewoman, the eldest daughter of William VI, Marquess of Montferrat, and the third wife of Guigues VI of Viennois, by whom she had two sons.
According to the vida of the troubadour Gauseran de Saint- Leidier, Beatrice was the" domna"( lady), whom he allegedly loved.
He celebrated his idealised devotion to her in his" cansos.
Beatrice of Navarre, Countess of La Marche
Beatrice of Navarre( 1392-1412/1415) was a daughter of Charles III of Navarre and his wife, Eleanor of Castile.
Violant of Aragon
Violant or Violante of Aragon, also known as Yolanda of Aragon (8 June 1236 – 1301), was Queen consort of Castile and León from 1252 to 1284 as the wife of King Alfonso X of Castile.
Beatrice of Castile, Marchioness of Montferrat
Beatrice of Castile (5 November or 6 December 1254 - 1286) was a daughter of Alfonso X of Castile and his wife Violant of Aragon.
She was Marchioness of Montferrat by her marriage and was mother of Irene of Montferrat.
Henry of Castile the Senator
Henry of Castile( March 1230 – 8 August 1303), called the Senator(" el Senador"), was a Castilian" infante", the fourth son of Ferdinand III of Castile by his first wife, Beatrice of Swabia.
Rainier, Marquess of Montferrat
Rainier or Renier( c. 1084 – May 1135), son of William IV, Marquess of Montferrat, was the sixth ruler of the state of Montferrat in north- west Italy from about 1100 to his death, and the first such to be identified in contemporary documents as Margrave of Montferrat.
Maria of Serbia, Marchioness of Montferrat
Maria of Serbia or Marija Branković( b. 1466- d. 27 August 1495) was princess of Serbia by birth, and marchioness of Montferrat by marriage.
She was daughter of despot Stefan Branković of Serbia and princess Angelina Arianiti of Albania.
In 1485, she married Boniface III, Marquess of Montferrat.
Anne d'Alençon
Anne d'Alençon (Italian: Anna d'Alençon) (30 October 1492 – 18 October 1562), Lady of La Guerche, was a French noblewoman and a Marquise of Montferrat as the wife of William IX, Marquis of Montferrat.
She acted as Regent of the Marquisate of Montferrat for her son, Boniface from 1518 to his death in 1530.

Question: When was Beatrice Of Castile, Marchioness Of Montferrat's mother born?
Answer: 8 June 1236