had one son: Ferdinand, Lord of Eça. He lived in Galicia. The name of his wife is not known but he had at least one legitimate daughter, Isabel, and a son named John who may have been legitimate or illegitimate, and another daughter named Catalina Deza. Alive in 1458, dead by 1479. His second marriage, in about 1380, was to Constanza Enríquez de Castilla, illegitimate daughter of King Henry II of Castile. From this marriage he had 2 daughters: Maria, Countess of Valencia de Campos (born 1381), the second wife of Martín Vásquez de Acuña, 1st Count of Valencia de Campos, with issue Beatriz, 2nd Lady of Alba de Tormes (died in November 1446), who married Pedro Niño, 1st Count of Buelna, and had female issue On 2 November 1404, both sisters divided their father's inheritance. Maria inherited the county of Valencia de Don Juan and Beatriz the county of Alba de Tormes. Out of wedlock he had: Luís da Guerra, elected bishop of Guarda in 1427 Afonso, jure uxoris Lord of Cascais and of Lourinhã (c. 1370 – 1441, Zamora), married firstly to Branca da Cunha das Regras, 2nd Lady of Cascais and 2nd Lady of Lourinhã, and had female issue, and married secondly to Maria de Vasconcelos, 3rd Lady of Soalhães, and had issue, now extinct in the male line Pedro da Guerra (c. 1366 or 1372 – 1406), married c. 1395 to Teresa Anes Andeiro, daughter of Juan Fernández Andeiro (born c. 1380), and had issue, now extinct in the male line, and had issue by Maria Anes (born c. 1380), now extinct in the male line Fernando, 1st Lord of Bragança (c.1374 or 1385after 30 December 1410), married in 1406 to Leonor Vasques Coutinho (born c. 1380), without issue Ancestry Notes References Sources Further reading External links Enlarged image of John in the Count of Feira's genealogical book (file number 9) 1349 births 1397 deaths 14th-century Portuguese people House of Burgundy-Portugal People from Coimbra People of the 1383–1385 Portuguese interregnum Portuguese infantes Sons of kings