| Seckington | E. | Gardener | Wellington District (Bunbury Etc.) | 1879 | WA Almanack |
| Seckington | E. | Householder | Bunbury & Suburbs | 1880 | Herald Almanack |
| Seckington | E. | Gardener | Wellington District (Bunbury, Etc) | 1880 | WA Almanack |
| Seckington | E. | Gardener | Wellington District (Bunbury, Etc.) | 1881 | WA Almanack |
| Seckington | E. | Householder | Bunbury | 1882 | Herald Almanack |
| Second Floor- | | | Eagle Chambers, 14 Havelock Street, Perth | 1897 | Witton's Directory |
| Sedding & Wilkinson | Sedding, J. G. | Stock & Sharebrokers | Saint George's Court on Saint George's Terrace, Perth | 1897 | Witton's Directory |
| Seddon | J. W. | Storekeeper | Southern Cross | 1897 | Witton's Directory |
| Sedgewick | E. | Carpenter | North District Roebourne | 1873 | Herald Almanack |
| Sedgewick | E. | Carpenter | North District, Roebourne | 1874 | Herald Almanack |
| Sedgwick | D. & Co. | Oil & Color Merchants & Glass Stainers | 126 William Street, Perth | 1897 | Witton's Directory |
| See | Sing | Greengrocer | Murray Street, Perth | 1897 | Witton's Directory |
| See, Sing & Co. | Storekeepers | | Cossack | 1897 | Witton's Directory |
| Seeback | G. F. | Miller | Kanowna | 1897 | Witton's Directory |
| Seekington | E. | Saddler | Bunbury | 1876 | Herald Almanack |
| Seekington | E. | HouseHolder | Bunbury | 1881 | Herald Almanack |
| Seeligon | P. | City Loan Office | 49, 51 Murray Street, Perth | 1897 | Witton's Directory |
| Seeligson | H. | Jeweller and General Dealer | Perth | 1868 | WA Almanack |
| Seeligson | H. | Jeweller and General Dealer | Perth | 1869 | WA Almanack |
| Seeligson | H. | Jeweller & General Dealer | Perth | 1870 | WA Almanack |
| Seeligson | H. | Jeweler and General Dealer | Perth | 1872 | WA Almanack |
| Seeligson | H. | Jeweller | Saint George's Terrace, Perth | 1873 | Herald Almanack |
| Seeligson | H. | Jeweller and General Dealer | Perth | 1873 | WA Almanack |
| Seeligson | H. | Jeweller | Perth | 1874 | Herald Almanack |
| Seeligson | H. | Jeweller & General Dealer | Perth | 1874 | WA Almanack |
| Seeligson | H. | Jeweller | Perth | 1875 | Herald Almanack |
| Seeligson | H. | Jeweller | Perth | 1875 | WA Almanack |
| Seeligson | H. | Jeweller | Perth | 1876 | Herald Almanack |
| Seeligson | H. | Jeweller | Perth | 1876 | WA Almanack |
| Seeligson | H. | Jeweller | Perth | 1877 | Herald Almanack |
| Seeligson | H. | Jeweller | Perth | 1877 | WA Almanack |
| Seeligson | H. | Jewller | Perth | 1878 | Herald Almanack |
| Seeligson | H. | Jeweller | Perth | 1879 | Herald Almanack |
| Seeligson | H. | Jeweller | Perth | 1879 | WA Almanack |
| Seeligson | H. | Jeweller | Perth | 1880 | Herald Almanack |
| Seeligson | H. | Jeweller | Perth | 1880 | WA Almanack |
| Seeligson | H. | Jeweller | Perth | 1881 | Herald Almanack |
| Seeligson | H. | Jeweller | Perth | 1881 | WA Almanack |
| Seeligson | H. | Jeweller | Perth | 1882 | Herald Almanack |
| Seeligson | H. | Watchmaker | Fremantle | 1882 | WA Almanack |
| Seeligson | H. | Jeweller | Perth | 1883 | Herald Almanack |
| Seeligson | H. | Jeweller | Perth | 1883 | WA Almanack |
| Seeligson | H. | Jeweller | Perth | 1884 | WA Almanack |
| Seeligson | H. | Jeweller | Perth | 1885 | Herald Almanack |
| Seeligson | H. | Jeweller | Perth | 1886 | WA Almanack |
| Seeligson | H. | Jeweller | Perth | 1887 | WA Almanack |
| Seeligson | H. | Jeweller | Perth | 1888 | WA Almanack |
| Seeligson | H. | Jeweller | Perth | 1889 | WA Almanack |
| Seeligson | H. | | Charles Street, Perth | 1897 | Witton's Directory |
| Seeligson | P. | Jeweller | Perth | 1879 | WA Almanack |