I don't know anything really, but while I was searching for something else, I found your post. I could only copy and paste a section, but this is what I was going off of. Perhaps it is related.
"Genealogy of the House of Blount †
This family is descended in the male line from a younger son of Rodolf, third Comte de Guisnes (died 1036), a family closely connected with the ruling houses of Flanders, Normandy and Lorraine. Several of the family took part in the Norman Conp...
Submitted By: jackelliston"
And I just found this: http://boards.ancestry.com/surnames.blount/454/mb.ashx