Board Thread:General Discussion/@comment-6192846-20130929130231/@comment-6192846-20140526014241

I think it's just a surname (but I guess those can have genders too).

Between the two, I prefer Mirigan, purely because it has a bit more of a feminine sound to it, imo. Both seem equally viable, though Ker's right that (at least for popular names) It is the Japanese spelling for "Milligan" too.