- Bishop of Porto (1373-1389).
- A relative of D. Pedro Afonso, Bishop of Porto (1346).
- Started his career as a clergyman in Astorga, later becoming successively Cannon and Dean of Porto (1348-1364), then Bishop of Silves (1365-1373), before being appointed Bishop of Porto in King Fernando of Portugal's reign.
- Faithful supporter of King João I during the 1383-1385 dynastic crisis. Contributed toward the fitting, supplies and wages of soldiers sailing from Porto to assist Lisbon during the 1384 siege.
- Host of Philippa of Lancaster when she arrived in Porto in preparation for her wedding to King João I of Portugal.
- Bibl: Monumenta Portugaliae Vaticana (MPV), I, p. 85 and 500, III/1, p. 601, note 456; Maria João Oliveira e Silva, 'A Escrita na Catedral: A Chancelaria Episcopal do Porto na Idade Média,' Ph.D. thesis (University of Porto, Porto, 2010), p. 83 and 317 [https://hdl.handle.net/10216/50390 consulted on 15-01-2021], published as A Escrita na Catedral: A Chancelaria Episcopal do Porto na Idade Média (Lisbon: Centro de Estudos de História Religiosa, 2014); Henrique Florez, España Sagrada: theatro geographico historico de la Iglesia de España (Madrid: Oficina de La Viuda e hijo de Marín, 1797), pp. 144-147; Rodrigo da Cunha and António Cerqueira Pinto, Catálogo dos Bispos do Porto (Porto: Oficina Prototypa Episcopal, 1742), pp. 135-143.
NB: Content and bibliography by courtesy of Professor Mário Farelo, Faculdade de Ciências Sociais e Humanas - Universidade Nova de Lisboa; member of Instituto de Estudos Medievais (IEM).