Paviot speculates that De Kersemakere may originate from the Dutch word "Kaarsenmaker" (candle maker), while Jorge Forjaz, Pedro da Silveira and José Guilherme Reis Leite speculate that Casmaca may originate from the Dutch word "Kaasmaker" or "Kasmach" (cheese maker), the last two also state that this may be the origin of Flemish cheese tradition on the São Jorge island. Moreover, Eduardo de Campos de Castro de Azevedo affirms that he colonizer known as "Guilherme da Silveira" was actually from Maastricht, which previously belonged to the Duchy of Brabant, where there was never any family by the name Vandraga/Van der Haegen.