| Knott | W. | Farmer | York | 1881 | Herald Almanack |
| Knott | W. | Farmer | York | 1881 | WA Almanack |
| Knott | W. | Farmer | York | 1882 | Herald Almanack |
| Knott | W. | Farmer | York | 1882 | WA Almanack |
| Knowlson | J. | Plumber | 394 Wellington Street, Perth | 1897 | Witton's Directory |
| Knox | A. G. | | Gray Street, Fremantle | 1897 | Witton's Directory |
| Knox | F. T. | | Hampton Road, Fremantle | 1897 | Witton's Directory |
| Knox | R. | | Hampton Road, Fremantle | 1897 | Witton's Directory |
| Knox | Robert | | Hampton Road, Beaconsfield | 1897 | Witton's Directory |
| Knox | W. J. | | Arundel Street, Fremantle | 1897 | Witton's Directory |
| Knutson | J.L. | Laborer | Bunbury | 1897 | Witton's Directory |
| Knwertsch | Augusta | Stonemason | York | 1884 | Herald Almanack |
| Kodois | W. F. | | Northam | 1897 | Witton's Directory |
| Kohler | A. | Railway Refreshment Rooms | Southern Cross | 1897 | Witton's Directory |
| Kohler | C. E. | Water Police Constable | Broome | 1897 | Witton's Directory |
| Konan | M. | Farmer | Narra Tarra | 1897 | Witton's Directory |
| Kong | A. & Co. | Grocers | Hutt Street, Perth | 1897 | Witton's Directory |
| Koomen | A. | Laborer | Hamelin | 1897 | Witton's Directory |
| Kopp | O. | Watchmaker & Jeweller | High Street, Fremantle | 1897 | Witton's Directory |
| Kork | King-Hai | | 62 King Street, Perth | 1897 | Witton's Directory |
| Kott | D. | Draper & Clothier | 47 Hay Street, Perth | 1897 | Witton's Directory |
| Kott | Mrs. | Corset Manufacturer | Fremantle | 1888 | WA Almanack |
| Kott | Mrs. | Co. Set Manufacturer | Fremantle | 1889 | WA Almanack |
| Kott & Co | A. | Drapers & Clothiers | Bayley Street, Coolgardie | 1897 | Witton's Directory |
| Koufman | C. | Mining Expert | Barrack Street, Perth | 1897 | Witton's Directory |
| Krackouer | A. | Dealer | Williams River | 1882 | Herald Almanack |
| Krackouner | A. | Dealer | Williams River | 1883 | Herald Almanack |
| Krackouner | A. | Dealer | Williams River | 1884 | Herald Almanack |
| Krackouner | A. | Dealer | Williams River (Albany) | 1885 | Herald Almanack |
| Krakoeur | - | Storekeeper | Albany | 1885 | Herald Almanack |
| Krakouer | A. | Storekeeper (Williams River) | Albany Road | 1879 | WA Almanack |
| Krakouer | A. | Storekeeper | Albany Road (Williams River) | 1880 | WA Almanack |
| Krakouer | A. | Storekeeper | Albany Road (Kojonup) | 1881 | WA Almanack |
| Krakouer | A. | Storekeeper | Albany Road (Kojonup) | 1882 | WA Almanack |
| Krakouer | A. | Storekeeper | Albany River (Kojonup) | 1884 | WA Almanack |
| Krakouer | A. | Storekeeper | Albany | 1888 | WA Almanack |
| Krakouer | A. | Storekeeper | Albany | 1889 | WA Almanack |
| Krakouer | F. | Dealer | Fremantle | 1873 | WA Almanack |
| Krakouer | Mrs. | Dealer | Williams River | 1876 | Herald Almanack |
| Krakouer | Mrs. | Dealer | Road Between Perth & Albany - Williams River | 1877 | Herald Almanack |
| Krakouer | Mrs. | Dealer | Williams River | 1878 | Herald Almanack |
| Krakouer | Mrs. | Dealer | Williams River | 1879 | Herald Almanack |
| Krakouer | Mrs. | Dealer | Williams River | 1880 | Herald Almanack |
| Krakouer | Mrs. | Dealer | Williams River | 1881 | Herald Almanack |
| Krakouer | Mrs. | | John Street, Perth | 1897 | Witton's Directory |
| Krakouer | T. | Dealer | Fremantle | 1874 | WA Almanack |
| Krakour | A. | Storekeeper | Albany | 1887 | WA Almanack |
| Krammer | F. | Farmer | Busselton (Wonnerup & Lockville) | 1888 | WA Almanack |
| Krammer | F. | Farmer | Busselton, Etc. (Wonnerup & Lockville) | 1889 | WA Almanack |
| Kramp | W. | Draper | Fremantle | 1887 | WA Almanack |
