I do like a lot of
Marian names, but these two aren't my favourites.
Fatima - starts with fat
Lourdes has an ugly sound, is very similar to the French word for heavy (I wouldn't worry about meanings in other languages usually, but it IS a French name after all) and I hate the false hope peddled at the place itself
http://www.behindthename.com/pnl/167578