Duarte of Portugal, 4th Duke of Guimarães

Portuguese Infanta
The basics

Quick Facts

IntroPortuguese Infanta
PlacesPortugal
wasHeiress
Work fieldRoyals
Gender
Male
Birth7 October 1515, Lisbon, Lisbon District, Portugal
Death20 September 1540Lisbon, Lisbon District, Portugal (aged 24 years)
Family
Mother:Maria of Aragon, Queen of Portugal
Father:Manuel I of Portugal
Siblings:Infante Ferdinand Duke of Guarda and Trancoso John III of Portugal Henry King of Portugal Luís of Portugal Duke of Beja Miguel da Paz Prince of Portugal Cardinal-Infante Afonso of Portugal Infanta Maria Duchess of Viseu Isabella of Portugal Beatrice of Portugal Duchess of Savoy
Spouse:Isabella of Braganza Duchess of Guimarães
Children:Infanta Maria of Guimarães Infanta Catherine Duchess of Braganza Infante Edward 5th Duke of Guimarães
The details

Biography

Duarte of Portugal, 4th Duke of Guimarães (October 7, 1515 in Lisbon – September 20, 1540 in Lisbon) was a Portuguese infante (prince); the sixth son of King Manuel I of Portugal and his wife Maria of Aragon.

Life

Personal Coat of Arms of Prince Duarte I, 4th Duke of Guimarães

He had as tutor André de Resende, who later wrote Duarte's biography. He also loved hunting and was quite a good musician.

In 1537 he married Isabella of Braganza, daughter of James, Duke of Braganza, who was dowried with the Dukedom of Guimarães in her own right. After the marriage, Infante Duarte became the 4th Duke of Guimarães.

This marriage produced three children:

  • Infanta Maria of Guimarães (1538–1577), married Alessandro Farnese, Duke of Parma and Piacenza.
  • Infanta Catarina, Duchess of Braganza (1540–1614), Duchess of Braganza, married to John, 6th Duke of Braganza, she was a claimant of the throne of Portugal in 1580 (See: 1580 Portuguese succession crisis).
  • Infante Duarte, 5th Duke of Guimarães (1541–1576)

He is buried in the Monastery of Jerónimos in Lisbon.

Ancestry

Ancestors of Duarte of Portugal
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
16. John I of Portugal
 
 
 
 
 
 
 
8. Edward, King of Portugal
 
 
 
 
 
 
 
 
 
 
 
17. Philippa of Lancaster
 
 
 
 
 
 
 
4. Ferdinand, Duke of Viseu
 
 
 
 
 
 
 
 
 
 
 
 
 
 
18. Ferdinand I of Aragon
 
 
 
 
 
 
 
9. Eleanor of Aragon
 
 
 
 
 
 
 
 
 
 
 
19. Eleanor of Alburquerque
 
 
 
 
 
 
 
2. Manuel I of Portugal
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
20. John I of Portugal (= 16)
 
 
 
 
 
 
 
10. John, Constable of Portugal
 
 
 
 
 
 
 
 
 
 
 
21. Philippa of Lancaster (= 17)
 
 
 
 
 
 
 
5. Beatriz of Portugal
 
 
 
 
 
 
 
 
 
 
 
 
 
 
22. Afonso I, Duke of Braganza
 
 
 
 
 
 
 
11. Isabel of Barcelos
 
 
 
 
 
 
 
 
 
 
 
23. Beatriz Pereira de Alvim
 
 
 
 
 
 
 
1. Duarte, Duke of Guimarães
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
24. Ferdinand I of Aragon (= 18)
 
 
 
 
 
 
 
12. John II of Aragon
 
 
 
 
 
 
 
 
 
 
 
25. Eleanor of Alburquerque (= 19)
 
 
 
 
 
 
 
6. Ferdinand II of Aragon
 
 
 
 
 
 
 
 
 
 
 
 
 
 
26. Fadrique Enríquez de Mendoza
 
 
 
 
 
 
 
13. Juana Enríquez
 
 
 
 
 
 
 
 
 
 
 
27. Mariana Fernández de Córdoba
 
 
 
 
 
 
 
3. Maria of Aragon
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
28. Henry III of Castile
 
 
 
 
 
 
 
14. John II of Castile
 
 
 
 
 
 
 
 
 
 
 
29. Catherine of Lancaster
 
 
 
 
 
 
 
7. Isabella I of Castile
 
 
 
 
 
 
 
 
 
 
 
 
 
 
30. John, Constable of Portugal (= 10)
 
 
 
 
 
 
 
15. Isabella of Portugal
 
 
 
 
 
 
 
 
 
 
 
31. Isabel of Barcelos (= 11)
 
 
 
 
 
 
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