O'Keeffe Thomas Gary
O'Cull Larry D.
O'Konski Timothy
Oberascher Achim
Oberdorfer Torsten
Obi Akira
Ochiai Yasushi
Odermatt Stefan
Odrowaz-Sypniewski Marcin
Ofek Ronen
Ofel Gal
Ohgaki Koichi
Ohyama Tsutomu
Oikawa Hiroyuki
Okazaki Mitsuyoshi
Okubo Tomoya
Ollre Albert G.
Olsson Martin
Onoshita Sachio
Onuki Hiroko