All researchers of the surnames Rowell, DeVillers, DeVilliers, Villers, Villiers and other variations you might want to look at the possible connection to the Acadian French or French Acadians and these two families. Also look at this site:
http://en.wikipedia.org/wiki/Great_ExpulsionAlso families connected to Georgia:
http://www.georgiaencyclopedia.org/nge/Article.jsp?id=h-638Also look at the 1810 Camden County Census records.
I believe there is a possible connection to the James Rowell Sr family descendants and the French Acadains.