YourRoots by Genomelink
banner

Sign up to explore more

Create a free account to navigate family trees, view ancestors, and discover connections.

Duarte 'O Eloquente' De Portugal 1391–1438 – Genealogical Records

Birth Date: 31 OCT 1391

Birth Location: Viseu, Viseu, Portugal

Death Date: 9 SEP 1438

Death Location: Batalha, Leiria, Portugal

Father: João Avis

Mother: Phillipa Portugal)

Spouse(s):

Children(s):

Duarte 'O Eloquente' De Portugal was born in 1391 in Viseu, Viseu, Portugal, the child of Joao O Bom De Avis And Phillipa Plantagenet Of Lancaster Queen Consort Of Portugal. Duarte 'O Eloquente' De Portugal passed away in 1438 in Batalha, Leiria, Portugal.

Find more search results for Duarte Portugal
DP

Reliability Score

This score reflects the reliability of the source family tree. A high rating indicates a trustworthy source with strong data consistency.

Reliability Score:
B
Criteria:
  • A 3 criteria (Strong)
  • B 2 criteria (Medium)
  • C 1 criteria (Basic)
  • N/A 0 criteria (Insufficient)

This tree's reliability score:

  • Record available
  • Descendant's record available
  • Star tree owner

Biography

  • Duarte 'O Eloquente' De Portugal was born in 1391 in Viseu, Viseu, Portugal, the child of Joao O Bom De Avis And Phillipa Plantagenet Of Lancaster Queen Consort Of Portugal.
  • Duarte 'O Eloquente' De Portugal passed away in 1438 in Batalha, Leiria, Portugal.

Immediate Family

Parents

Spouses(s)

Children(s)

Duarte Portugal's Ancestors

Self
Duarte Portugal
1391–1438
Birth Place: Viseu, Viseu, Portugal
Parents
João 'O Bom' de Avis
1358–1433
Lisbon, Lisbon, Portugal
Phillipa (Plantagenet of Lancaster (Queen Consort of) Portugal)
1359–1415
Leicester, Leicestershire, England
Grandparents
John (Of) Gaunt
1340–1399
St. Bavon's Abbey, Ghent, Belgium
Blanche (Plantagenet de la) Tour
1342–1342
Bolingbroke Castle, Old Bolingbroke, Lincolnshire, England
Great-Grandparents
Edward Windsor)
1312–1377
Philippa Hainault
1311–1369
Edward Windsor)
1312–1377
Philippa Hainault
1311–1369
2nd-Great-Grandparents
Edward II
1284–1327
Isabella France
1292–1358
William I
1286–1337
Joan Valois
1294–1352
Edward II
1284–1327
Isabella France
1292–1358
William I
1286–1337
Joan Valois
1294–1352

Duarte Portugal's Timeline

2 Records

1391
31 OCT 1391
Birth of Duarte 'O Eloquente' De Portugal in Viseu, Viseu, Portugal
Viseu, Viseu, Portugal
1438
9 SEP 1438
Age 47
Death of Duarte 'O Eloquente' De Portugal in Tomar, Santarem, Portugal
Tomar, Santarem, Portugal

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: 31 OCT 1391
    Event Place: Viseu, Viseu, Portugal

    Genealogy Event 2
    Event Type: Custom Event
    Event Date: 22 SEP 1428
    Event Place: Coimbra, Coimbra District, Portugal

    Genealogy Event 3
    Event Type: Occupation

    Genealogy Event 4
    Event Type: Death
    Event Date: 9 SEP 1438
    Event Place: Tomar, Santarem, Portugal

    Genealogy Event 5
    Event Type: Burial
    Event Place: Batalha, Leiria, Portugal

About YourRoots

Family Tree Map

Explore your family tree geographically

Import your GEDCOM file to transform your family tree into an interactive global map. See your roots laid out visually and understand your true geographic heritage.

Powerful tools like "Trace Back To Me" instantly map your family's migration paths from a chosen ancestor all the way back to you.

LEARN MORE
AI Genealogy Research

Discover ancestors beyond "end-of-line" automatically

Import your family tree and let AI expand it for you. AI Ancestor Finder scans "end-of-line" ancestors to uncover their parents across hundreds of family lines at once. AI Deep Research analyzes selected ancestors and family clusters, suggesting relevant records and next steps.

Turn on Auto Research Mode to get new discoveries daily or weekly, so your tree keeps growing even while you're away.

LEARN MORE
DNA Match

Find more DNA matches across all DNA tests

Combine your DNA data with your family tree to unlock the full power of YourRoots DNA Match. Connect with relatives across major testing services — Ancestry, 23andMe, MyHeritage, and more.

View your matches' maps and trees to identify shared ancestors, and soon you'll be able to add them directly to your own tree and map.

LEARN MORE
Ancestry Reports

Ancestry DNA analysis that goes deeper than others

Unlock exclusive reports that reveal your deeper origins.

  • Deep Ancestry Report — Analyze 130+ ethnicities, sub-regions, and 1,800+ communities in one detailed view.
  • Global & Native American Reports — Developed with Stanford researchers to uncover hidden ancestries across all 22 chromosomes.
  • Ancient DNA Series — Compare your DNA with 1,000+ ancient genomes from Viking, Celtic, and early American civilizations.
LEARN MORE