I agree that this is a problem, but are you sure it isn't simply a class issue? So someone with the name "Fiona" is probably middle-class and someone called "T

I agree that this is a problem, but are you sure it isn't simply a class issue? So someone with the name "Fiona" is probably middle-class and someone called "Tiara" is probably from a much lower class. It might not say anything at all about the relative worth of the individuals concerned, but it is the kind of social cue that will be picked up (possibly sub-consciously) by those having to sift through a large pile of applicants in order to produce an interview short-list. The fact that this reaction actually says more about those having the reaction is beside the point.