| Sladen | J. | Farmer | Victoria District (Greenough) | 1886 | WA Almanack |
| Sladen | J. | Farmer | Greenough | 1887 | WA Almanack |
| Slaon | W. | Couchbuilder | Perth | 1876 | Herald Almanack |
| Slater | A. | Faller | Jarrahdale Timber Co. | 1883 | Herald Almanack |
| Slater | A. | Faller | Jarrahdale Timber Co. | 1884 | Herald Almanack |
| Slater | Dr H. | | Karridale | 1897 | Witton's Directory |
| Slater | G. | Farmer & Grazier | Toodyay | 1867 | WA Almanack |
| Slater | G. | Farmer | Toodyay | 1869 | WA Almanack |
| Slater | G. | Farmer | Toodyay | 1870 | WA Almanack |
| Slater | G. | Farmer | Toodyay | 1872 | WA Almanack |
| Slater | G. | Farmer | Toodyay | 1873 | Herald Almanack |
| Slater | G. | Farmer | Toodyay | 1873 | WA Almanack |
| Slater | G. | Farmer | Toodyay | 1874 | Herald Almanack |
| Slater | G. | Farmer | Toodyay | 1874 | WA Almanack |
| Slater | G. | Farmer | Toodyay | 1875 | Herald Almanack |
| Slater | G. | Farmer | Toodyay | 1875 | WA Almanack |
| Slater | G. | Farmer | Toodyay | 1876 | Herald Almanack |
| Slater | G. | Farmer | Toodyay | 1876 | WA Almanack |
| Slater | G. | Farmer | Toodyay | 1877 | Herald Almanack |
| Slater | G. | Farmer | Toodyay | 1877 | WA Almanack |
| Slater | G. | Farmer | Toodyay | 1879 | WA Almanack |
| Slater | G. | Farmer | Newcastle & Toodyay District | 1880 | WA Almanack |
| Slater | G. | Farmer | Newcastle & Toodyay District | 1881 | WA Almanack |
| Slater | G. | Farmer | Newcastle & Toodyay District | 1882 | WA Almanack |
| Slater | G. | Farmer | Newcastle & Toodyay District | 1884 | WA Almanack |
| Slater | G. | Farmer | Toodyay | 1886 | WA Almanack |
| Slater | G. | Farmer | Newcastle | 1887 | WA Almanack |
| Slater | G. | Farmer | Newcastle | 1888 | WA Almanack |
| Slater | G. | Farmer | Newcastle | 1889 | WA Almanack |
| Slater | Geo. | Farmer | Toodyay | 1881 | Herald Almanack |
| Slater | Geo. | Farmer | Toodyay | 1882 | Herald Almanack |
| Slater | Geo. | Farmer | Toodyay | 1883 | Herald Almanack |
| Slater | Geo. | Farmer | Toodyay | 1884 | Herald Almanack |
| Slater | Geo. | Farmer | Toodyay | 1885 | Herald Almanack |
| Slater | George | Farmer | Toodyay | 1878 | Herald Almanack |
| Slater | George | Farmer | Toodyay | 1879 | Herald Almanack |
| Slater | George | Farmer | Toodyay | 1880 | Herald Almanack |
| Slater | George. | Farmer & Grazier | Toodyay | 1868 | WA Almanack |
| Slater | H. | Farmer | Newcastle & Toodyay District | 1882 | WA Almanack |
| Slater | H. | Farmer | Newcastle & Toodyay District | 1884 | WA Almanack |
| Slater | H. | Farmer | Northam | 1888 | WA Almanack |
| Slater | H. | Farmer | Northam | 1889 | WA Almanack |
| Slater | H. A. | | Northam | 1897 | Witton's Directory |
| Slater | J. & W. | Farmer | Irwin & Dongara | 1873 | Herald Almanack |
| Slater | Thos. | School Teacher | Marmion Street, Beaconsfield | 1897 | Witton's Directory |
| Slatterly | P. | Farmer | Dardanup | 1897 | Witton's Directory |
| Slattery | B. | Constable | Roebourne | 1897 | Witton's Directory |
| Slattery | M. J. | | Northam | 1897 | Witton's Directory |
| Slattery | P. | Farmer | Bunbury | 1875 | Herald Almanack |
| Slattery | P. | Farmer | Bunbury | 1875 | WA Almanack |
