Family tree Meijer » Peter I van Portugal (1320-1367)

Personal data Peter I van Portugal 

  • He was born on April 18, 1320 in Coimbra (P).

    Waarschuwing Attention: Age at marriage (September 1, 1325) below 16 years (5).

  • He died on January 18, 1367 in Estremos, he was 46 years old.
  • He is buried in Alcobaco.
  • A child of Alfons IV van Portugal and Beatrix van Castilie
  • This information was last updated on July 2, 2011.

Household of Peter I van Portugal

Waarschuwing Attention: Wife (Blanca van Castilie) is also his cousin.

(1) He is married to Blanca van Castilie.

They got married on September 1, 1325 at Alfayate, he was 5 years old.

The couple were divorced in 1330.


(2) He is married to Constance Manuel van Castilie Penafiel.

They got married on August 24, 1339 at Lissabon, he was 19 years old.


Child(ren):

  1. Maria van Portugal  1342-± 1367
  2. Ferdinand van Portugal  1345-1383 


(3) He is married to Inez de Castro.

They got married on January 1, 1354 at Braganca, he was 33 years old.

sinds 1346 heimelijk gehuwd

Child(ren):

  1. Beatrix van Portugal  ± 1347-1381 
  2. Joao van Portugal  ± 1349-± 1397
  3. Dionys van Portugal  ± 1354-± 1397


(4) He is married to Theresa de Lourenco.

They got married about 1356.

geen huwelijk maar een buitenechtelijke verbintenis

Child(ren):

  1. Johan I van Portugal  1357-1433 

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Timeline Peter I van Portugal

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Ancestors (and descendant) of Peter I van Portugal

Dionysius van Portugal
1261-1325
Elisabeth Isabella van Aragon
1271-1336
Sancho IV van Castilie
1258-1296
Maria van Castilie
± 1250-1322

Peter I van Portugal
1320-1367

(1) 1325

Blanca van Castilie
± 1315-± 1375

(2) 1339

Constance Manuel van Castilie Penafiel
± 1315-1345

Maria van Portugal
1342-± 1367
Ferdinand van Portugal
1345-1383
(3) 1354

Inez de Castro
± 1320-1355

Beatrix van Portugal
± 1347-1381
Joao van Portugal
± 1349-± 1397
Dionys van Portugal
± 1354-± 1397
(4) ± 1356

Theresa de Lourenco
± 1330-± 1360

Johan I van Portugal
1357-1433

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Historical events

Birthday April 18, 1320

Day of marriage January 1, 1354

Day of death January 18, 1367



Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Van Portugal


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When copying data from this family tree, please include a reference to the origin:
D. J. Meijer, "Family tree Meijer", database, Genealogy Online (https://www.genealogieonline.nl/de-meijer-stamboom/I35539.php : accessed June 24, 2024), "Peter I van Portugal (1320-1367)".