Served under King Fernando of Portugal as patrão of one of the galleys in the fleet that took part in the Battle of Saltes, Castile (1381). Portuguese commander-in-chief of the crossbowmen of King João I of Portugal. Steuam Vaaquez Fillipe Chronicle entries in which Estêvão Vasques Filipe appears: Crónica de D. João I, part 2, ch. 66