| Allpike | S. | Blacksmith | Fremantle | 1885 | Herald Almanack |
| Allpike | Stephen | Master Blacksmith at Convict Establishment | Fremantle | 1863 | WA Almanack |
| Allpike | Stephen | Master Blacksmith at Convict Establishment | Fremantle | 1864 | WA Almanack |
| Allpike | Stephen | Master Blacksmith Convict Establishment | Fremantle | 1865 | WA Almanack |
| Allpike | Stephen | Master Blacksmith Convict Establishment | Fremantle | 1866 | WA Almanack |
| Allpike | Stephen | Master Blacksmith Convict Estblishment | Fremantle | 1867 | WA Almanack |
| Allum | F. | | Marquis Street, Perth | 1897 | Witton's Directory |
| Alpike | J. | Accountant | Guildford | 1882 | Herald Almanack |
| Alpin | S. & Co. | Builders & Decorators | Hay Street, Perth | 1897 | Witton's Directory |
| Alridge | John | Farmer | Irwin & Dongara | 1882 | Herald Almanack |
| Alridge | John | Farmer | Irwin & Dongara | 1884 | Herald Almanack |
| Alt | C. | Mineral Water Mafr. | Perth | 1887 | WA Almanack |
| Alt | C. | Mineral Water Manufacturer | Perth | 1888 | WA Almanack |
| Alt | C. | Mineral Water Manufacturer | Perth | 1889 | WA Almanack |
| Alt | J. | Aerated Water and Cordial Manufacturer | Perth | 1889 | WA Almanack |
| Altman | L. J. | Importer Auctioneer, Etc. | Perth | 1887 | WA Almanack |
| Alvarenga | H. | Coffee House Keeper | Fremantle | 1884 | Herald Almanack |
| Alvarenga | Mrs. | Restaurant Keeper | Fremantle | 1888 | WA Almanack |
| Alvarenga | Mrs. | Restaurant Keeper | Fremantle | 1889 | WA Almanack |
| Alveranga | H. | Castle Hotel | Henry Street, Fremantle | 1885 | Herald Almanack |
| Alves | D. | Contractor & General Carrier | Ford Street, Coolgardie | 1897 | Witton's Directory |
| Amalgamator | | Blacksmith | Christmas Mine | 1897 | Witton's Directory |
| Ambler | - | Pearler | North-West Settlements (Pearlers Without a Fixed Residence) | 1876 | WA Almanack |
| Ambler | J. E. | Fruiterer | Havelock Street, Perth | 1897 | Witton's Directory |
| Ames | A. | | Hardinge Street, Perth | 1897 | Witton's Directory |
| Ames | S. | | Hutt Street, Perth | 1897 | Witton's Directory |
| Amsberg | A. L. | Sharebroker | Victoria Buildings, Bayley Street, Coolgardie | 1897 | Witton's Directory |
| Amsberg, Williams, & Co. | | Central Auction Mart | Hay Street, Perth | 1897 | Witton's Directory |
| Amsley | J. | Millhand | Busselton, Etc. (Augusta, Etc., Karridale, Boranup & Hamlin) | 1889 | WA Almanack |
| Amsley | Mrs. | Laundress | Busselton, Sussex & Nelson | 1874 | Herald Almanack |
| Amsley | W. | Whaler | Busselton & Sussex District | 1867 | WA Almanack |
| Amsley | W. | Whaler | Busselton & Sussex Districts | 1868 | WA Almanack |
| Amsley | W. | Whaler | Busselton & Sussex District | 1869 | WA Almanack |
| Amsley | W. | Whaler | Busselton & Sussex District | 1870 | WA Almanack |
| Amsley | W. | Whaler | Busselton & Vasse | 1872 | WA Almanack |
| Amsley | W. | Whaler | Busselton | 1873 | Herald Almanack |
| Amsley | W. | Whaler | Vasse & Busselton | 1873 | WA Almanack |
| Amstey | J. | Boatman | Busselton(Augusta) | 1888 | WA Almanack |
| Amstrong | C. | Shoemaker | Serpentine | 1884 | Herald Almanack |
| Andeason | D. | Farmer | Swan | 1884 | Herald Almanack |
| Anderson | - | Butler, Government House | Saint George's Terrace, Perth | 1873 | Herald Almanack |
| Anderson | - | Butler Government House | Perth | 1874 | Herald Almanack |
| Anderson | - | Grazier | Geraldton | 1885 | Herald Almanack |
| Anderson | - | Manager Commercial Bank of S A. | Perth | 1886 | WA Almanack |
| Anderson | A. | Bootmaker | Fremantle | 1873 | WA Almanack |
| Anderson | A. | Bootmaker | Fremantle | 1874 | WA Almanack |
| Anderson | A. | Store Assistant | Perth | 1887 | WA Almanack |
| Anderson | A. | Store Assistant | Perth | 1888 | WA Almanack |
| Anderson | A. | Store Assistant | Perth | 1889 | WA Almanack |
| Anderson | A. | | John Street, Perth | 1897 | Witton's Directory |