O'Brien, Joseph P. GBNF	O'Connell, William T.	Odegard, Rick E.	Offutt, Frederick W. Offutt, Fred W.	Ogreen, Mark R.
Ohgren, Gunnar A.	O'Keefe, William S.	Oleksak, Richard P.	Oleksey, John P. Jr.	Olson, Roger T.
Oreshoski, Gary J.	Orwig, Robert A.	Osborne, William B.	O'Shea, Michael F.	Ossiff, John
Osteen, James D. Jr.	Osterheld, Douglas C.	Owens, John P. GBNF	Ozment, Richard J. Jr.