Rank	Name	Squadron	Aircraft Type	Nationality
Sgt.	T. W. Oaks	No 235 Squadron	Blenheim	New Zealander
F/O	P.G. St.G.O'Brian	No 247 & 152	Gladiator/Spitfire	Canadian
S/Ldr.	J.S.O'Brian	No 92 & 234	Spitfire	British
F/Lt.	O'Briem	No 247 Squadron	Gladiator	British
Sgt.	P.O'Byrne	No 73 & 501	Hurricane	British
P/O	J.R.S.Obelofse	No 43 Squadron.	Hurricane	South African
F/O	A.O'Connell	No 264 Squadron	Defiant	British
S/Ldr.	N.C.Odbert	No 64 Squadron	Spitfire	British
P/O	J.H.M.Offenberg	No 145 Squadron	Hurricane	Belgian
F/O	A.K.Ogilve	No 609 Squadron	Spitfire	Canadian
P/O	D.B.Oglivie	No 601 Squadron	Hurricane	British
Sgt.	T.G.Oldfield	No 64 & 92 Squadron	Spitfire	British
Sgt.	A.A.O'Leary	No 604 Squadron	Blenheim	British
P/O	W.P.Olensen	No 607 Squadron	Hurricane	British
F/O	Z.Olenski	No 234 & 609	Spitfire	Polish
Sgt.	B.Olewinski	No 111 Squadron	Hurricane	Polish
F/Lt.	L.G.C.Olive.	No 65 Squadron	Spitfire	Australian
Sgt.	G.D.Oliver	No 23 Squadron	Blenheim	British
P/O	P.Oliver	No 611 Squadron	Spitfire	British
P/O	P.Olver	No 603 Squadron	Spitfire	British
F/O	D.H.C.O'Malley	No 264 Squadron	Defiant	British
Sgt.	R.J.O'Manney	No 229 Squadron	Hurricane	British
P/O	J.J.O'Meara	No 421 Flt, 64 & 72	Spitfire	British
F/O	D.H.O'Niell	No 611 & 41	Spitfire	British
F/Lt.	J.A.O'Niell	No 601 & 238	Hurricane	British
Sgt.	H.C.Orchard	No 65 Squadron	Spitfire	British
P/O	E.Orgias	No 23 Squadron	Blenheim	New Zealander
P/O	V.M.M.Ortmans	No 229 Squadron	Hurricane	Belgian
P/O	J.Orzechowski	No 607 Squadron	Hurricane	Polish
P/O	A.I.Osmand	No 3 & 213 Squadron	Hurricane	British
F/O	A.Ostowicz	No 145 Squadron	Hurricane	Polish
Sgt.	P.G.Ottewill	No 43 Squadron	Hurricane	British
P/O	C.N.Overton	No 43 Squadron	Hurricane	British
Sgt.	A.E.Owen	No 600 Squadron	Blenheim	British
Sgt.	H.Owen	No 219 Squadron	Blenheim	British
Sgt.	W.G.Owen	No 235 Squadron	Blenheim	British
F/Lt.	R.W.Oxspring	No 66 Squadron	Spitfire	British