João I the Good de Aviz de Portugal, Grand Master of the Order of Aviz, King of Portugal, King of the Algarve, Lord of Ceuta, was born 11 April 1357 in Lisbon, Portugal to Pedro I of Portugal (1320-1367) and Teresa Lourenço (c1330-) and died 14 August 1433 Lisbon, Portugal of unspecified causes. He married Philippa of Lancaster (1360-1415) 14 February 1387 JL . William I of England (1027-1087), Henry II of England (1133-1189), Hugh Capet (c940-996), Alfred the Great (849-899)/s, Charlemagne (747-814)/s, Henry II of England (1133-1189)/s, Hugh Capet (c940-996)/s, William I of England (1027-1087)/s, Rollo of Normandy (860-932)/s.


Offspring of João I de Portugal and Philippa of Lancaster (1360-1415)
Name Birth Death Joined with
Blanche of Portugal (1388-1389)
Afonso of Portugal (1390-1400)
Edward of Portugal (1391-1438) 31 October 1391 Viseu, Portugal 9 September 1438 Tomar, Portugal Eleanor of Aragon (1402-1445)
Peter, 1st Duke of Coimbra (1392-1449) 9 December 1392 Lisbon, Portugal 20 May 1449 Alverca, Portugal Isabel de Aragon (1409-1443)
Henry, 1st Duke of Viseu (1394-1460) 4 March 1394 Porto, Portugal 13 November 1460 Sagres, Portugal
Isabella of Portugal (1397-1472) 21 February 1397 17 December 1472 Philip III of Burgundy (1396-1467)
John, Duke of Aveiro (1400-1442) 13 January 1400 18 October 1442 Isabella of Braganza (1402-1465)
Fernando of Portugal (1402-1433)

Offspring of João I de Portugal and Inês Peres Esteves (c1350-c1400)
Name Birth Death Joined with
Afonso of Braganza (1377-1461) 10 August 1377 Cabeço de Vide 15 December 1461 Chaves Beatriz Pereira de Alvim (1380-1415)
Constance of Noronha (c1395-1480)
Branca of Portugal (1378-1379)
Beatriz of Portugal (c1382-1439)


Footnotes (including sources)