The area you mention is Meedin not Meddin.
It is a 2nd Chuch and Cemetary of Rochfortbridge Parish.
It ia a particularly peaceful place of rest.
Hyland is a local name in the general area and there may be head stones with the name in Meedin,
If you hace not learned more I will check on my next visit and send you word.
Blaney is not a name I am familiar with in the general area.
Meedin is between Tyrrellspass and Rochfortbridge