I have the following French/Jersey surnames in my ancestry:
Therefore, I have to do a lot of research amongst French records and websites. I have subscribed to a great website called The French Genealogy Blog.
I can’t recommend it highly enough for it’s value and substantive knowledge about researching your French ancestry. One of the posts focuses on French surnames and all the books and resources out there that may help you with your research.
A website they suggest that might be of great use to you is: www.geopatronyme.com.
Good luck with your research!