| Simpson | J. | - | Collie | 1881 | Herald Almanack |
| Simpson | J. | Farmer | Victoria District (Greenough) | 1881 | WA Almanack |
| Simpson | J. | Farmer | Greenough | 1882 | Herald Almanack |
| Simpson | J. | - | Collie | 1882 | Herald Almanack |
| Simpson | J. | Farmer | Greenough | 1883 | Herald Almanack |
| Simpson | J. | - | Collie Saw Mills | 1883 | Herald Almanack |
| Simpson | J. | Farmer | Greenough | 1884 | Herald Almanack |
| Simpson | J. | - | Collie Saw Mills | 1884 | Herald Almanack |
| Simpson | J. | Labourer | Sussex (Busselton) | 1886 | WA Almanack |
| Simpson | J. | Labourer | Busselton, Etc. | 1887 | WA Almanack |
| Simpson | J. | Labourer | Busselton | 1888 | WA Almanack |
| Simpson | J. | Labourer | Busselton, Etc. | 1889 | WA Almanack |
| Simpson | J. | Miner | Parker's Range | 1897 | Witton's Directory |
| Simpson | J. & W. | Farmers | Albany | 1880 | WA Almanack |
| Simpson | J. H. | Fruiterer | Geraldton | 1897 | Witton's Directory |
| Simpson | J. O. | Clerk | Fremantle | 1877 | Herald Almanack |
| Simpson | James | Gardener | Perth | 1869 | WA Almanack |
| Simpson | James | Gardener | Perth | 1870 | WA Almanack |
| Simpson | James | Gardener | Perth | 1872 | WA Almanack |
| Simpson | Jno. | Householder | Busselton, Blackwood, &c. | 1880 | WA Almanack |
| Simpson | John | Farmer | Greenough | 1875 | Herald Almanack |
| Simpson | John | Farmer | Greenough | 1875 | WA Almanack |
| Simpson | John | Farmer | Greenough | 1876 | Herald Almanack |
| Simpson | John | Farmer | Victoria District (Greenough) | 1880 | WA Almanack |
| Simpson | John | Labourer | Busselton | 1885 | Herald Almanack |
| Simpson | John | Condenser | Kanowna | 1897 | Witton's Directory |
| Simpson | John. | Householder | Busselton, Blackwood &c. | 1881 | WA Almanack |
| Simpson | L. C. | Carter | Nannine | 1897 | Witton's Directory |
| Simpson | M. | Farmer | Greenough Flats | 1873 | Herald Almanack |
| Simpson | M. | Farmer | Greenough Flats | 1874 | Herald Almanack |
| Simpson | Miss | Schoolmistress | Rockingham | 1897 | Witton's Directory |
| Simpson | Miss N. | Tobacconist | Hunt Street, Coolgardie | 1897 | Witton's Directory |
| Simpson | Mrs | - | Busselton, Blackwood &c. | 1884 | WA Almanack |
| Simpson | Mrs. | Laundress | Perth | 1882 | Herald Almanack |
| Simpson | Mrs. | Teacher of Music | Fremantle | 1882 | Herald Almanack |
| Simpson | Mrs. | - | Busselton, Blackwood &c. | 1882 | WA Almanack |
| Simpson | Mrs. | Laundress | Perth | 1883 | Herald Almanack |
| Simpson | Mrs. | Teacher of Music | Fremantle | 1883 | Herald Almanack |
| Simpson | Mrs. | Laundress | Perth | 1884 | Herald Almanack |
| Simpson | Mrs. | Teacher of Music | Fremantle | 1884 | Herald Almanack |
| Simpson | Mrs. | Laundress | Perth | 1885 | Herald Almanack |
| Simpson | Mrs. | Laundress | Perth | 1886 | WA Almanack |
| Simpson | Mrs. | Laundress | Perth | 1887 | WA Almanack |
| Simpson | Mrs. | Laundress | Perth | 1888 | WA Almanack |
| Simpson | Mrs. | Householder | Busselton | 1888 | WA Almanack |
| Simpson | Mrs. | Laundress | Perth | 1889 | WA Almanack |
| Simpson | Mrs. | Householder | Busselton, Etc. | 1889 | WA Almanack |
| Simpson | Mrs. | | Norfolk Street, Fremantle | 1897 | Witton's Directory |
| Simpson | R. | Saddler and Harness Maker | Perth | 1867 | WA Almanack |
| Simpson | R. | Saddler and Harness-Maker | Perth | 1868 | WA Almanack |