O'Connor James T.
O'Connor R. Brendan
O'Scolai Cathal
O'Shea Deirdre
O'Sullivan Eugene
O' hEarcain Nial
O'Reilly Adrian W.
Ogasawara Yuuichi
Ogawa Yoshito
Ogino Manabu
Oh Don-Sung
Oh Ic Su
Oh Je-Hoon
Oh John
Ohgami Naoto
Ohkubo Tadatoshi
Ohsuga Yoshiharu
Ohtomo Yasuo
Ojima Yoshinari
Oka Hidemi