O'Byrne Vincent
O'Byrne Vincent A.
O'Connor Erick
O'Donnell Owen
O'Brien J. Thomas
O'Brien Paul S.
O'Leary Eamon
O'Neil Douglas Rutherford
O'Neill Alan
O'Neill Dominic Desmond Phelim
O'Neill Keith Daniel
O'Toole David Paul
OA Systems, Inc.
Oates Eugene W.
Obara Mikio
Obayanju Omoniyi
Obayanju Omoniyi A
Oberoi Rupinder Singh
Ochiai Kazumasa
Odedina Samuel Bandele