Our goal is to sort out the many different families with these surnames, to find out who is related to whom, and, if possible, to discover the paternal ancestor of these men in North America.  The website that discusses our results so far is http://franciscofamily.wetpaint.com/  You are welcome to post family research documents at that site.  The name "Francisco" is a variant of the late Latin word Franciscus meaning "French".  A website that lists variations of this name in several languages is http://www.20000-names.com/male_f_names_3.htm#FRANCISCUS