Maria of Aragon
Queen of Castile
About Maria of Aragon
Lived 1403 – 1445 (aged 41–42). Maria of Aragon was a queen consort.
Maria of Aragon ( – ) was the Queen of Castile as the first wife of King John II from their marriage in 1420 until her death in 1445. She was the daughter of Ferdinand I of Aragon and Eleanor of Alburquerque.
Life
On 27 October 1418, Maria's engagement to her first cousin, King John II of Castile, was celebrated in Medina del Campo. The marriage was officialized on 4 August 1420, when John reached the age of majority. Maria was granted the incomes of the towns of Molina de Aragón, Huete, Atienza, Deza, Arévalo, and Soria.
Maria was occasionally politically active on behalf of her brothers, the princes of Aragon; she disregarded her husband's policy in favor of her brothers and the relationship between Maria and John was somewhat tense.
After her death on 18 February 1445, her husband married Isabella of Portugal and they became the parents of Isabella I of Castile. Maria has no descendants today, her line having gone extinct within a few decades of her death.
Children Maria and John II of Castile had four children:
Catherine, Princess of Asturias (–). Eleanor, Princess of Asturias (–). Henry IV of Castile (–). First married Blanche II of Navarre and later married Joan of Portugal. Infanta Maria (–).
Ancestry +Maria's ancestors in three generations Maria of Aragon Father:Ferdinand I of Aragon Paternal grandfather:John I of Castile Paternal great-grandfather:Henry II of Castile Paternal great-grandmother:Juana Manuel Paternal grandmother:Eleanor of Aragon Paternal great-grandfather:Peter IV of Aragon Paternal great-grandmother:Eleanor of Sicily Mother:Eleanor of Alburquerque Maternal grandfather:Sancho Alfonso of Alburquerque Maternal great-grandfather:Alfonso XI of Castile Maternal great-grandmother:Eleanor de Guzmán Maternal grandmother:Beatrice of Portugal Maternal great-grandfather:Peter I of Portugal Maternal great-grandmother:Inês de Castro
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Important facts
Family & relationships
People in Maria of Aragon's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped Maria of Aragon's
Frequently asked questions
Who was Maria of Aragon?
Queen of Castile
When was Maria of Aragon born?
Maria of Aragon was born in 1403 in Castile.
When did Maria of Aragon die?
Maria of Aragon died on 18 February 1445 in Villacastín.
What was Maria of Aragon's occupation?
Maria of Aragon was a queen consort.
What nationality was Maria of Aragon?
Maria of Aragon's recorded nationality: Crown of Castile.
Sources & further reading
· DBpedia: Maria of Aragon, Queen of Castile
Cite this page
APA: Biography.guide. (2026). Maria of Aragon. https://biography.guide/maria-of-aragon/
MLA: "Maria of Aragon." Biography.guide, https://biography.guide/maria-of-aragon/.
Chicago: "Maria of Aragon." Biography.guide. https://biography.guide/maria-of-aragon/.
Data last updated: 2026-09-21 · Spot an error? Report a correction.
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