| Proctor & Cooper | | Drapers & Clothiers | Hannan Street, Kalgoorlie | 1897 | Witton's Directory |
| Prokes | Mrs. | Accoucher | Perth | 1887 | WA Almanack |
| Prokes | Mrs. | Accoucher | Perth | 1888 | WA Almanack |
| Prokes | Mrs. | Accoucher | Perth | 1889 | WA Almanack |
| Promfret | J. | Farmer | Murray | 1876 | Herald Almanack |
| Proper | T. | Shoemaker | Albany | 1881 | WA Almanack |
| Properjehn | C. | Farmer | Capel | 1881 | Herald Almanack |
| Properjohn | C. | Farmer | Mininup, Capel, &c. | 1877 | Herald Almanack |
| Properjohn | C. | Farmer | Bunbury (Mininup (Vasse Road), Capel &c. | 1877 | WA Almanack |
| Properjohn | C. | Farmer | Minninup & Capel | 1878 | Herald Almanack |
| Properjohn | C. | Miller | Capel | 1879 | Herald Almanack |
| Properjohn | C. | Farmer | Wellington district (Mininup (Vasse Road) Capel &c.) | 1879 | WA Almanack |
| Properjohn | C. | Farmer | Capel | 1880 | Herald Almanack |
| Properjohn | C. | Farmer | Wellington (Mininup (Vasse Road), Capel, Etc.) | 1880 | WA Almanack |
| Properjohn | C. | Farmer | Wellington District (Mininup, Vasse Road, Capel, Etc.) | 1881 | WA Almanack |
| Properjohn | C. | Farmer | Capel | 1882 | Herald Almanack |
| Properjohn | C. | Farmer | Wellington District (Mininup, Vasse Road, Capel, Etc.) | 1882 | WA Almanack |
| Properjohn | C. | Farmer | Capel | 1883 | Herald Almanack |
| Properjohn | C. | Farmer | Capel | 1884 | Herald Almanack |
| Properjohn | C. | Farmer | Wellington District (Mininup, Vasse Road, Capel, Etc.) | 1884 | WA Almanack |
| ProperJohn | C. | Farmer | Wellington District (Mininup, Vasse Road, Capel, Etc.) | 1886 | WA Almanack |
| Properjohn | Chas. | Farmer | Bunbury | 1875 | Herald Almanack |
| Properjohn | Chas. | Farmer | Bunbury | 1875 | WA Almanack |
| Properjohn | Chas. | Farmer | Bunbury | 1876 | Herald Almanack |
| Properjohn | Chas. | Farmer | Bunbury | 1876 | WA Almanack |
| Properjohn | E. | Miller | Bunbury | 1897 | Witton's Directory |
| Properjohn | Miss | Store Assistant | Bunbury | 1887 | WA Almanack |
| Properjohn | Miss | Store Assistant | Bunbury | 1888 | WA Almanack |
| ProperJohn | Miss. | - | Wellington District | 1886 | WA Almanack |
| Properjohn | Miss. | Store Assistant | Bunbury, Etc. | 1889 | WA Almanack |
| Propperjohn | W. J. | Millhand | Busselton, Etc. (Augusta, Etc., Karridale, Boranup & Hamlin) | 1889 | WA Almanack |
| Proprietor 'Inquirer & Comercial News' | J. Senr. | Cooper | Fremantle | 1873 | Herald Almanack |
| Prose | Thomas | Stockman | Busselton (Quindalup & Dunsborough) | 1888 | WA Almanack |
| Prosser | H. | Shoemaker | Wellington District | 1886 | WA Almanack |
| Prosser | H. | Shoemaker | Bunbury | 1887 | WA Almanack |
| Prosser | H. | Shoemaker | Bunbury | 1888 | WA Almanack |
| Prosser | H. | Shoemaker | Bunbury, Etc. | 1889 | WA Almanack |
| Prosser | H. | Watchmaker & Jeweller | Bayley Street, Coolgardie | 1897 | Witton's Directory |
| Prosser | H. | Bootmaker | Bunbury | 1897 | Witton's Directory |
| Prosser | Henry | Bootmaker | Bunbury | 1885 | Herald Almanack |
| Prosser | J. M. | Schoolmaster | Albany | 1876 | Herald Almanack |
| Prosser | Mrs. | Boot & Shoe Storekeeper | Busselton | 1885 | Herald Almanack |
| Prosser | Mrs. | Storekeeper | Busselton, Etc. | 1887 | WA Almanack |
| Prosser | Mrs. | Storekeeper | Busselton | 1888 | WA Almanack |
| Prosser | Mrs. | Storekeeper | Busselton, Etc. | 1889 | WA Almanack |
| Prosser | T. | Shoemaker | Albany | 1872 | WA Almanack |
| Prosser | T. | Shoemaker | Albany | 1873 | Herald Almanack |
| Prosser | T. | Shoemaker | Albany | 1873 | WA Almanack |
| Prosser | T. | Shoemaker | Albany | 1874 | Herald Almanack |
| Prosser | T. | Shoemaker | Albany | 1874 | WA Almanack |
