| Symers | P. | Station Manager | North-West (Robe River) | 1887 | WA Almanack |
| Symers | P. | Station Manager | North-West (Robe River) | 1888 | WA Almanack |
| Symers | P. | Station Manager | North-West (Robe River) | 1889 | WA Almanack |
| Symers | S. | Station Manager | Robe River & Cane River | 1885 | Herald Almanack |
| Symers | S. | Station Manager | North-West Coast (Robe River) | 1886 | WA Almanack |
| Symers | S. S. C. | Farmer | Albany | 1868 | WA Almanack |
| Symers | S. S. C. | Farmer | Albany | 1869 | WA Almanack |
| Symers | S. S. C. | Farmer | Albany | 1870 | WA Almanack |
| Symers | T. L. | Houseowner | Albany | 1864 | WA Almanack |
| Symers | T. L. | House Owner | Albany | 1865 | WA Almanack |
| Symers | T. L. | House Owner | Albany | 1866 | WA Almanack |
| Symers | T. L. | House Owner | Albany | 1867 | WA Almanack |
| Symers | T. L. | House Owner | Albany | 1868 | WA Almanack |
| Symers | T. L. | Houseowner | Albany | 1869 | WA Almanack |
| Symers | T. L. | Houseowner | Albany | 1870 | WA Almanack |
| Symers | T. L. | - | Albany | 1881 | WA Almanack |
| Symers | T. L. | - | Albany | 1882 | WA Almanack |
| Symers | T. L. | - | Albany | 1884 | WA Almanack |
| Symes | Robert | Advertising & Commission Agent | Basement of National Mutual Buildings, Saint George's Terrace, Perth | 1897 | Witton's Directory |
| Symington | T. | Charcoal Burner | North-West Coast (Roebourne) | 1882 | WA Almanack |
| Symmons | C. | Resident Magistrate | Fremantle | 1864 | WA Almanack |
| Symmons | C. | Resident Magistrate | Fremantle | 1865 | WA Almanack |
| Symmons | C. | Redident Magistrate | Fremantle | 1866 | WA Almanack |
| Symmons | C. | Resident Magistrate | Fremantle | 1867 | WA Almanack |
| Symmons | C. | Resident Magistrate | Fremantle | 1868 | WA Almanack |
| Symmons | C. | Resident Magistrate | Fremantle | 1869 | WA Almanack |
| Symmons | T | Farmer | Bunbury | 1875 | Herald Almanack |
| Symmons | T. | Farmer | Wellington (Boyingup) | 1873 | Herald Almanack |
| Symmons | T. | Farmer | Bunbury (Boyingup) | 1874 | Herald Almanack |
| Symmons | T. | Farmer | Bunbury & Australind | 1874 | WA Almanack |
| Symmons | T. | Farmer | Bunbury | 1875 | WA Almanack |
| Symmons | T. | Farmer | Bunbury | 1876 | Herald Almanack |
| Symmons | T. | Farmer | Bunbury | 1876 | WA Almanack |
| Symon | - | Symon Hammondand Hubble Ironmongers &c. | Fremantle | 1886 | WA Almanack |
| Symon | D. | | Ord Street, Fremantle | 1897 | Witton's Directory |
| Symon | David | Ironmonger | 23 Hay Street, Perth | 1897 | Witton's Directory |
| Symon Hammond & Hubble | - | Ironmongers &c. | Fremantle | 1887 | WA Almanack |
| Symon Hammond & Hubble | - | Mrchts. | Fremantle | 1888 | WA Almanack |
| Symond, Hammond & Hubble | - | Merchants | Fremantle | 1889 | WA Almanack |
| Symonds | E. | | Chidlows | 1897 | Witton's Directory |
| Symonds | J. | Licensed Victualler | Northam (Mahogany Creek, York & Northam Road) | 1882 | Herald Almanack |
| Symonds | J. | - | Guildford (Mahagony Creek) | 1882 | WA Almanack |
| Symonds | J. | Licensed Victualler | Northam (Mahogany Creek, York & Northam Road) | 1883 | Herald Almanack |
| Symonds | J. | - | Guildford (Mahagony Creek) | 1883 | WA Almanack |
| Symonds | J. | Licensed Victualler | Northam (Mahogany Creek, York & Northam Road) | 1884 | Herald Almanack |
| Symonds | J. | Licensed Victualler | Northam | 1885 | Herald Almanack |
| Symonds | J. | Licensed Victualler | Northam (Chidlow Wells) | 1886 | WA Almanack |
| Symonds | J. | Licensed Victualler | Northam (Chidlow's Well) | 1887 | WA Almanack |
| Symonds | J. | Hotelkpr. (Childlow's Well) | Guildford | 1888 | WA Almanack |
| Symonds | J. | Hotelkeeper | Guildford (Chidlows Well) | 1889 | WA Almanack |
