Orikasa Tsuyoshi
Orlens Alfreds
Orr Robert Joseph
Ortmann Axel
Ortquist Bruce
Orville H. Shellabarger
Osada Torachika
Oscarson Edward M.
Oshima Nobuhiro
Osmera Miroslav
Ossman Kenneth R.
Ostromski Toma T.
Osumi Koichi
Oswald James C.
Ota Mutsuhiko
Ota Shigeo
Ota Shinji
Otis David R. Jr.
Otsuka Naoji
Ottosson Mats G.