Rei João I de Portugal, Grand Master of Aviz João de Aviz

João married Lady Companion, Order of the Garter Philippa of Lancaster in 2 Feb 1386 and 1387 in Portledge, Brixton, Devonshire, England, United Kingdom. Philippa (daughter of Earl of Richmond, Earl of Derby, Earl of Lancaster, Lord of Beaufort and Nogent, Earl of Lincoln, Earl of Leicester, Earl of Derby, Duke of Lancaster, Lord de Bergerac et Roche-sur-Yon, Duke of Aquitaine John de Gaunt and Countess of Derby Blanche of Lancaster) was born on 31 Mar 1360 in Leicester Castle, Leicester, Leicestershire, England, United Kingdom; died on 19 Jul 1415 in Sacavem, Lisboa, Portugal; was buried in Batalha Abbey, Batalha, Leiria, Portugal. [Group Sheet] [Family Chart]

1. Blanca de Aviz was born in 1388; died in 1389.
2. Alfonso de Aviz was born in 1390; died in 1400.
3. Reu Duarte I de Portugal Duarte de Aviz, I was born in 1391; died in 1438.
4. Duque de Coimbra Pedro de Aviz was born in 1392; died in 1449.
5. Duque de Viseu Henrique de Aviz was born in 1394; died in 1460.
6. Isabel de Aviz was born on 21 Feb 1397; died on 17 Dec 1472.
7. Grand Master of Santiago, Duque de Beja João de Aviz was born on 13 Jan 1400 in Santarém, Portugal; died on 18 Oct 1442 in Alcácer do Sal, Portugal.
8. Grand Master of Aviz Ferdinando de Aviz was born in 1402; died in 1443.