With parents from Leeds and Stockport, I don't think that a Falklands connection is as likely as the James Macpherson one. I hadn't heard of him, but I'm not exactly well up on the literature popular in mid-Victorian times.
I have a job davies whose mother was eleanor father unknown who named one ofhis daughters mary after a sister of the same name.marcie on my marsh brown fanily tree which is my husbands treemarcie]
I think it's rather good that we live in countries where you are allowed an almost free choice when naming your children- I understand that in some countries eg Portugal there is a limited list of first names which the state allows you to use!!