Surname	Given Names	Occupation	District	Year	Source
O'Bourke	W.		Narrogin	1897	Witton's Directory
O'Brian	K.	Corpl. of Pensioners	Northam	1877	Herald Almanack
O'Brien	B.	Great Britain Hotel	Cue	1897	Witton's Directory
O'Brien	C.	Hotelkeeper	Day Dawn	1897	Witton's Directory
O'Brien	J.		Moore Street, Perth	1897	Witton's Directory
O'Brien	J.	Lighterman	Geraldton	1897	Witton's Directory
O'Brien	J. J.	Engineer To The Gold Lands Corporation, Ltd	Shaw Street, Coolgardie	1897	Witton's Directory
O'Brien	James	Farmer	Walkaway	1897	Witton's Directory
O'Brien	K.	Corpl. of Pensioners	Northam	1876	Herald Almanack
O'Brien	K.	Corporal of Pensioners	Northam	1877	WA Almanack
O'Brien	M.	Farmer	Greenough	1879	WA Almanack
O'Brien	M.	Farmer	Victoria Districts (Greenough)	1882	WA Almanack
O'Brien	M.	Farmer	Greenough	1885	Herald Almanack
O'Brien	M.	Farmer	Greenough	1887	WA Almanack
O'Brien	M.	Farmer	Greenough	1888	WA Almanack
O'Brien	M.	Farmer	Walkaway	1897	Witton's Directory
O'Brien	Michael	Farmer	Greenough	1897	Witton's Directory
O'Brien	P.	Farmer	Greenough	1888	WA Almanack
O'Brien	T.	Laborer	Beverley	1897	Witton's Directory
O'Brien	W.	Hotel Assistant	Perth	1888	WA Almanack
O'Brien	W.		Stirling Street, Perth	1897	Witton's Directory
O'Bryan	James	Tailor	Wellington District (Blackwood Road)	1879	WA Almanack
O'Bryan	James	Tailor	Wellington District (Blackwood (Including Bridgetown) & Warren) (Blackwood River)	1882	WA Almanack
O'Bryan	James	Tailor	Blackwood River	1887	WA Almanack
O'Bryan	James.	Tailor	Wellington District (Blackwood River)	1881	WA Almanack
O'Bryne	J.	Labourer	Fremantle	1886	WA Almanack
O'Bryne	P.	House Proprietor	Fremantle	1875	Herald Almanack
O'Bryne	P.	House Proprietor	Fremantle	1876	Herald Almanack
O'Bryne	P.	House Proprietor	Fremantle	1877	WA Almanack
O'Bryne	P.	House Proprietor	Fremantle	1879	WA Almanack
O'Bryne	P.	House Proprietor	Fremantle	1882	Herald Almanack
O'Bryne	P.	House Propretor	Fremantle	1883	Herald Almanack
O'Bryne	P.	House Proprietor	Fremantle	1884	Herald Almanack
O'Bryne	P.	Householder	Fremantle	1886	WA Almanack
O'Byrne	J.	Carter	Perth	1882	WA Almanack
O'Byrne	J.	Labourer	Fremantle	1883	WA Almanack
O'Byrne	J.	Labourer	Fremantle	1887	WA Almanack
O'Byrne	M.		Napier Road, Fremantle	1897	Witton's Directory
O'Byrne	P.	House Proprietor	Fremantle	1877	Herald Almanack
O'Byrne	P.	House Proprietor	Fremantle	1878	Herald Almanack
O'Byrne	P.	House Proprietor	Fremantle	1879	Herald Almanack
O'Byrne	P.	House Proprietor	Fremantle	1880	Herald Almanack
O'Byrne	P.	House Proprietor	Fremantle	1881	Herald Almanack
O'Byrne	P.	House Proprietor	Fremantle	1883	WA Almanack
O'Byrne	P.	House Proprietor	Fremantle	1885	Herald Almanack
O'Byrne	P.	House Proprietor	Fremantle	1887	WA Almanack
O'Byrne	P.	Barman	Fremantle	1887	WA Almanack
O'Byrne	T.		Napier Road, Fremantle	1897	Witton's Directory
O'Byrns	J.		Victoria Avenue, North Fremantle	1897	Witton's Directory
O'Callaghan	F.	Schoolmaster	Perth	1878	Herald Almanack