O'Donoghue Brendan
O'Donovan Julie
O'Dowd Colin D.
O'Driscoll Diarmuid
O'Driscoll N.
O'Farrell Anthony
O'Farrell Anthony G.
O'Flaherty K.
O'Flanagan Ruadhan
O'Grady Kieran
O'Grady Kieran G.
O'Halloran Anne
O'Hanlon B.
O'Hara John
O'Hara Jun
O'Hara Mike J.
O'Hara S. L.
O'Hare Scott
O'Kane J. P.
O'Keefe Augustine