O'Morain Ciaran
O'Neill John R.
Obaid Ramzy R.
Obata Yosimori
Oberdier Larry Max
Obrecht Klaus
Obrzut Jan
Ochoco Jomar G.
Odams Charles E.
Odlyha Marianne
Oennig Guenther
Oestreich Roger
Oestreich Roger C.
Office National d'Etudes et de Recherches Aerospatiales O.N.E.R.
Ofori-Tenkorang John
Ogata Masako
Ogata Takatsugu
Ogilvy Richard D.
Ogimoto Takeharu
Oglesby Stephen M.