It used to be found information that Prates are descendants of van Praet. According to that, Jàcome van Praet moved from Belgium (Antwerp) to Portugal. Probably because he was from a cadet branch. The King and the Portuguese Court received him very well. It´s said that generations after the family changed the surname to a Portuguese version (Prates) and then António Prates became Senhor de Póv...