Please look at the dates before posting. As this was posted back in 2010, the conversation is well over and you must have had some digging to do to find it.
I haven't any legal middlenames, but I went to a religious school when I was younger that made us take a saints' name. I chose Brigid. I'm thankful it's not a legal name, though. Since I actually really hate the name now and I am not even of any religion.