| James | W. | Ostler | Geraldton | 1888 | WA Almanack |
| James | W. | Ostler | Geraldton | 1889 | WA Almanack |
| James | W. | | South Beach, Fremantle | 1897 | Witton's Directory |
| James | W. A. | Timber yard | Edward Street, Fremantle | 1897 | Witton's Directory |
| James | W. H. | Law Student | Perth | 1884 | Herald Almanack |
| James | W. H. | Law Student | Perth | 1885 | Herald Almanack |
| James | W. H. | Collector | Perth | 1887 | WA Almanack |
| James | W. H. | Law Clerk | Perth | 1887 | WA Almanack |
| James | W. H. | Collector | Perth | 1888 | WA Almanack |
| James | W. H. | Collector | Perth | 1889 | WA Almanack |
| James | W. H. | Agent | Stirling Street, Perth | 1897 | Witton's Directory |
| James | Walter | M.L.A. | Saint George's Terrace, Perth | 1897 | Witton's Directory |
| James | Wm. | Labourer | Victoria District (Geraldton) | 1881 | WA Almanack |
| James | Wm. | Labourer | Victoria Districts (Geraldton) | 1882 | WA Almanack |
| James & Daryshire | James, W. H. | M.L.A. | Saint George's Court on Saint George's Terrace, Perth | 1897 | Witton's Directory |
| James & Jones | | Hairdressers | Geraldton | 1897 | Witton's Directory |
| Jameson | A. | Medical Practioner | Perth | 1888 | WA Almanack |
| Jameson | Adam | Medical Practitioner | Perth | 1889 | WA Almanack |
| Jameson | J. | Medical Practitioner | Perth | 1887 | WA Almanack |
| Jamieson | - | Medical Practitioner | Perth | 1886 | WA Almanack |
| Jamieson | R. | | Hampton Road, Fremantle | 1897 | Witton's Directory |
| Jamieson | W. | Schoolmaster | Northam | 1884 | WA Almanack |
| Jamieson | W. | Accountant | Karridale | 1897 | Witton's Directory |
| Jamison | Captain | | Hampton Road, Beaconsfield | 1897 | Witton's Directory |
| Jamison | John | Draughtsman | Perth | 1884 | Herald Almanack |
| Jamison | John | Draughtsman | Perth | 1885 | Herald Almanack |
| Jamison | John | Labourer | Perth | 1886 | WA Almanack |
| Jamison | John | Labourer | Perth | 1887 | WA Almanack |
| Jamison | John | Labourer | Perth | 1888 | WA Almanack |
| Jamison | John | Labourer | Perth | 1889 | WA Almanack |
| Jandakot Roads Board | | | First Floor, Saint George's Chambers, Saint George's Terrace, Perth | 1897 | Witton's Directory |
| Jansen | C. | Mill Worker | Jarrahdale Timber Co. | 1883 | Herald Almanack |
| Jansen | C. | Mill Employee | Jarrahdale Timber Co. | 1884 | Herald Almanack |
| Jansen | G. | Labourer | Fremantle | 1887 | WA Almanack |
| Jansen | G. | Labourer | Fremantle | 1888 | WA Almanack |
| Jansen | G. | Labourer | Fremantle | 1889 | WA Almanack |
| Japanese Laundry | | | 27 Murray Street, Perth | 1897 | Witton's Directory |
| Japanese Laundry | | | Woodward Street, Coolgardie | 1897 | Witton's Directory |
| Japanese Restaurant | | | Ford Street, Coolgardie | 1897 | Witton's Directory |
| Japanese Store | | | Lindsay Street, Coolgardie | 1897 | Witton's Directory |
| Jaquer | W. | | Douro Street, Perth | 1897 | Witton's Directory |
| Jaques | James | | Bunbury | 1897 | Witton's Directory |
| Jaques | O. K. | J.P., Mayor | Cue | 1897 | Witton's Directory |
| Jaques & Manford | | Merchants | Cue | 1897 | Witton's Directory |
| Jardine | David | Contractor | Attfield Street, Beaconsfield | 1897 | Witton's Directory |
| Jardine | J. | Builder | Fremantle | 1887 | WA Almanack |
| Jardine | J. | Builder | Fremantle | 1888 | WA Almanack |
| Jardine | J. | Builder | Fremantle | 1889 | WA Almanack |
| Jardine | T. | Clerk W.A. Timber Co. | Wellington District (Blackwood Road) | 1879 | WA Almanack |
| Jardine | T. | Painter & Writer | Fremantle | 1885 | Herald Almanack |