Maria of Aragon, Queen of Castile

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Maria of Aragon
Queen consort of Castile and León
Tenure	c. 1420–18 February 1445 (1445-02-18)
Born	(1403-02-24)24 February 1403 Crown of Castile
Died	18 February 1445(1445-02-18) (aged 41) Villacastín, Crown of Castile
Burial	Santa María de Guadalupe, Spain
Spouse	John II of Castile
Issue Detail	Catherine, Princess of Asturias Eleanor, Princess of Asturias Henry IV of Castile
House	Trastámara
Father	Ferdinand I of Aragon
Mother	Eleanor of Alburquerque

Maria of Aragon ((1403-02-24)24 February 1403 – (1445-02-18)18 February 1445) 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.