 However, although the French custom of referring to women in documents by their maiden names is correct, naming patterns in the 15th and 16th century traditionally identify a location as the last name, following through with any identifying titles.We can see this naming pattern change in the late 17th century, with immigration patterns as the VOC expanded their trade routes.Murphy identified to a woman who had married (1) Jean du Bois and (2) Chretien DuBois.