- He was the son of the powerful Archbishop of Braga, Gonçalo Pereira (ep.1325-1348).
- Curator for Princess Beatriz, daughter of King Fernando and Queen Leonor Teles of Portugal (1376). [Fernando, ch. 96]
- His military participation in the Battle of the Salado (1340) is mentioned by Portuguese sources. He was a royal councilor and powerful courtier of King Afonso IV.
- In 1352 he participated in diplomatic activity in the encounter of Tarazona to establish the peace between the Kings of Aragon and Castile.
- Vassal of King Pedro of Portugal. Prior of the monastery of Crato, Order of the Hospital.
- The 'Livro de Linhagens' mentions that he became Prior at 18 years of age, and this occurred in 1336, therefore he could have been born around 1318.
- He died in 1380 and was buried in Flor da Rosa (Alentejo), a fortified monastery he used as residence, adjacent to a church.
- Father of Nuno Álvares Pereira. The Livro de Linhagens mentions he had 32 sons and daughters.
- Witnessed King Pedro in Cantanhede swearing on the Gospels that he had married Dona Inês de Castro. [Pedro, ch. 27: 22-30]
- Is sent by King Pedro of Portugal on a diplomatic mission with Dom João Gomes de Chaves, Bishop of Évora, to sign a treaty of friendship with Enrique II of Castile (1366).
- He was especially close to the half-brother of King Fernando, the Infante D. João (son of Inês de Castro), whose cause he promoted at several crucial moments in the decade of 1370s.
- Main participant in the Luso-Castilian wars of the reign of king Fernando.
- Witnessed the betrothal of Princess Beatriz, daughter of King Fernando and Queen Leonor Teles of Portugal, to Dom Fadrique, Count of Benavente, son of Enrique II of Castile (1376). [Fernando, ch. 96]