The Four Masters describe Giollachriost Mac an Fhilidh , who died in 1509 , as a learned poet .
Mac an Fhilidh is the name of an Ulster sept , numerically inferior to Mac Conghaile .
The Four Masters describe Mac   an Fhilidh , who died in 1509 , as a learned poet .
Mac an Fhilidh is the name of an Ulster sept , numerically inferior to Mac Conghaile .