O'Brien Thomas O.
O'Mahoney Kieran J.
O'Neill Vance
Ochs Georg
Oe Naoyuki
Oehlerich Jörg
Ogata Yoko
Ogilvy Ian Charles
Ohgishi Ryosuke
Olszewski Bret R.
Ongena Luc
Osman John H.
Otsuka Warren I
Ould John George
Oustalet, III John Augustin
Owens Kris
Oyamada Kenichi