Diarmaid
Diarmaid MacCulloch
Diarmaid of Armagh
Diarmaid the Just
Diarmaid Ó Seachnasaigh
Diarmaid Mac an Bhaird
Diarmaid Ó Cúlacháin
Diarmaid Ó Súilleabháin
Diarmaid Ó Máille
Diarmaid Ferriter
Diarmaid Murtagh
Diarmaid FitzGerald
Diarmaid Ua Madadhan
Diarmaid Riabach Ó Seachnasaigh
Diarmaid Ó Muirithe
Tadhg mac Diarmaid Ó Máille
Diarmaid Ó Cellaigh
Diarmaid Ó Donnchadha
Diarmaid mac Madudan
Diarmaid Ó Dúlaing
Diarmaid O' Súilleabháin (bishop)
Diarmaid mac Tadgh Ua Ceallaigh
Diarmaid Byrnes
Diarmaid Blake
Diarmaid Marsden
Diarmaid Cleirech Ua Madadhan
Diarmaid Ó Súilleabháin (writer)
Dermod O'Meara
Eochu macDiarmaid
Diarmait Mac Murchada
Dermot O'Hurley
Diarmait mac Cerbaill
Diarmuid O'Connor
Diarmuid Ua Duibhne