Maybe it's because of the sound (awkward in their accent etc, that's what I find in some names) or maybe bad associations, dislike the possible nn's (in this case
Bernie)
I like
Bernadette, I think it's really pretty and under used.
(off topic) your signature is painful on the eyes... sorry to be a pain, but I'm sure others would agree, they had a long heated argument about glittering sigs a while back.