Biography
Philippa of Lancaster was born 31 March 1360 in Leicester Castle, Leicester, Leicestershire, England, United Kingdom to John of Gaunt, 1st Duke of Lancaster (1340-1399) and Blanche of Lancaster (1345-1369) and died 19 July 1415 Odivelas, Portugal of bubonic plague. She married John I of Portugal (1357-1433) 14 February 1387 JL in Oporto Cathedral, Porto, Portugal.
Children
| 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 (1402-1443) | 29 September 1402 Santarém, Portugal | 5 June 1443 Fez, Morocco | |
Footnotes (including sources)
| ‡ General |
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