| Outred | G. | Master Mariner | Cossack | 1884 | Herald Almanack |
| Ovendan | H. | Boatman | Albany | 1877 | Herald Almanack |
| Ovenden | H. | Boatman | Albany | 1878 | Herald Almanack |
| Ovenden | H. | Boatman | Albany | 1879 | Herald Almanack |
| Ovenden | H. | Boatman | Albany | 1879 | WA Almanack |
| Ovenden | H. | Boatman | Albany | 1882 | Herald Almanack |
| Ovens | W. | Miner | Nannine | 1897 | Witton's Directory |
| Owen | E. | Tailor | Victoria Avenue, North Fremantle | 1897 | Witton's Directory |
| Owen | E. T. | Registrar of Friendly Societies | Land & Titles Office, Government Buildings, Saint George's Terrace, Perth | 1897 | Witton's Directory |
| Owen | Edwd. | Tailor | Guildford | 1887 | WA Almanack |
| Owen | J. | Captain | Bay Street, Fremantle | 1897 | Witton's Directory |
| Owen | John | Blacksmith (married, age 29, born in England) | York | 1859 | 1859 Census |
| Owen | Mrs. | | Hill Street, Fremantle | 1897 | Witton's Directory |
| Owen | R. | Master Mariner | Fremantle | 1873 | Herald Almanack |
| Owen | R. | Master Mariner | Fremantle | 1874 | Herald Almanack |
| Owen | R. | Master Mariner | Fremantle | 1874 | WA Almanack |
| Owen | R. | Master Mariner | Fremantle | 1875 | Herald Almanack |
| Owen | R. | Master Mariner | Fremantle | 1876 | Herald Almanack |
| Owen | R. | Mstr. Mariner | Fremantle | 1876 | WA Almanack |
| Owen | R. | Master Mariner | Fremantle | 1877 | Herald Almanack |
| Owen | R. | Master Mariner | Fremantle | 1878 | Herald Almanack |
| Owen | R. | Master Mariner | Fremantle | 1879 | Herald Almanack |
| Owen | R. | Master Mariner | Fremantle | 1879 | WA Almanack |
| Owen | R. | Master Mariner | Fremantle | 1880 | Herald Almanack |
| Owen | R. | Master Mariner | Fremantle | 1880 | WA Almanack |
| Owen | R. | Master Mariner | Fremantle | 1881 | Herald Almanack |
| Owen | R. | Master Mariner | Fremantle | 1881 | WA Almanack |
| Owen | R. | Master Mariner | Fremantle | 1882 | WA Almanack |
| Owen | R. | Master Mariner | Fremantle | 1883 | WA Almanack |
| Owen | R. | Master Mariner | Fremantle | 1884 | WA Almanack |
| Owen | R. | Master Mariner | North-West Coast (Cossack) | 1884 | WA Almanack |
| Owen | R. | Master Mariner | Fremantle | 1886 | WA Almanack |
| Owen | R. | Master Mariner | Fremantle | 1887 | WA Almanack |
| Owen | R. | Master Mariner | Fremantle | 1888 | WA Almanack |
| Owen | R. | | Norfolk Street, Fremantle | 1897 | Witton's Directory |
| Owen | W. L. | | Stirling Street, Perth | 1897 | Witton's Directory |
| Owen | W. W. | | Burt Street, Perth | 1897 | Witton's Directory |
| Owens | Mrs J. | | Garden Roadway, Perth | 1897 | Witton's Directory |
| Ownston | W. | Shipowner | Fremantle | 1865 | WA Almanack |
| Owsten | R. | Mstr. Mariner | Fremantle | 1877 | WA Almanack |
| Owsten | W. | Shipowner & Imptr | Fremantle | 1876 | Herald Almanack |
| Owston | - | Ship Carpenter | Fremantle | 1889 | WA Almanack |
| Owston | C. | Store Assistant | Victoria District (Geraldton) | 1884 | WA Almanack |
| Owston | Captain. W. | | Howard Street, Fremantle | 1897 | Witton's Directory |
| Owston | F. | Shipwright | Cossack | 1883 | Herald Almanack |
| Owston | F. | Shipwright | Cossack | 1884 | Herald Almanack |
| Owston | F. | Shipwright | Cossack | 1885 | Herald Almanack |
| Owston | T. | Shipwright | Fremantle | 1880 | Herald Almanack |
| Owston | T. | Shipwrighter | Fremantle | 1881 | Herald Almanack |
| Owston | T. | Shipwright | Fremantle | 1882 | Herald Almanack |
