| Cornish & Co | R. C. | Sharebrokers | Victoria Buildings, Bayley Street, Coolgardie | 1897 | Witton's Directory |
| Cornock | J. A. | | Barrack Street, Perth | 1897 | Witton's Directory |
| Cornwall | Geo. | Farmer & Grazier | Williams Beaufort Arthur & Gordon Rivers &c. (Albany Road) | 1868 | WA Almanack |
| Cornwall | John | Farmer | Arthur River | 1897 | Witton's Directory |
| Cornwall | T. | Grazier | Albany Road (Beaufort River) | 1882 | WA Almanack |
| Cornwall | T. | Grazier | Albany River (Beaufort River) | 1884 | WA Almanack |
| Cornwall | T. | Grazier | Albany Road (Beaufort River) | 1886 | WA Almanack |
| Cornwall | T. | Grazier | Beaufort River | 1887 | WA Almanack |
| Cornwall | T. | Grazier | Albany Road (Beaufort River) | 1888 | WA Almanack |
| Cornwall | T. | Grazier | Albany Road (Beaufort River) | 1889 | WA Almanack |
| Cornwall | T. J. | Farmer | Arthur River | 1897 | Witton's Directory |
| Cornwall | W. | Farmer and Publican | Road Between Perth & Albany (Beaufort River)
| 1872 | WA Almanack |
| Cornwall | W. | Farmer | Beaufort River | 1873 | Herald Almanack |
| Cornwall | W. | Victualler | Williams River | 1874 | Herald Almanack |
| Cornwall | W. | Victualler | Williams River | 1876 | Herald Almanack |
| Cornwall | W. | Victualler | Road Between Perth & Albany - Williams River | 1877 | Herald Almanack |
| Cornwall | W. | Victualler | Williams River | 1878 | Herald Almanack |
| Cornwall | W. | Victualler | Williams River | 1879 | Herald Almanack |
| Cornwall | W. | Victualler & Storekeeper (Williams River) | Albany Road | 1879 | WA Almanack |
| Cornwall | W. | Victualler | Williams River | 1880 | Herald Almanack |
| Cornwall | W. | Victualler | Williams River | 1881 | Herald Almanack |
| Cornwall | W. | Vctlr. & Storekpr. | Albany Road (Williams River) | 1881 | WA Almanack |
| Cornwall | W. | Victualler | Williams River | 1882 | Herald Almanack |
| Cornwall | W. | Victualler and Storekeeper | Albany Road (Williams River) | 1882 | WA Almanack |
| Cornwall | W. | Victualler | Williams River | 1883 | Herald Almanack |
| Cornwall | W. | Victualler | Williams River | 1884 | Herald Almanack |
| Cornwall | W. | Licensed Victualler and Storekeeper | Albany River (Williams River) | 1884 | WA Almanack |
| Cornwall | W. | Victualler | Williams River | 1885 | Herald Almanack |
| Cornwall | W. | Licensed Victualler and Storekeeper | Albany Road (Williams River) | 1886 | WA Almanack |
| Cornwall | W. | Licensed Victualler and Storekeeper | Williams River | 1887 | WA Almanack |
| Cornwall | W. | Storekeeper | Albany Road(Williams River) | 1888 | WA Almanack |
| Cornwall | W. | Storekeeper | Albany Road (Williams River) | 1889 | WA Almanack |
| Cornwall | W. | Royal Hotel | Kojanup | 1897 | Witton's Directory |
| Cornwall | Wm. | Farmer & Sheepowner | Road between Perth & Albany (Beaufort River) | 1869 | WA Almanack |
| Cornwall | Wm. | William's River Inn & Store | William's River | 1897 | Witton's Directory |
| Correy Bros | | Storekeepers | Bulong | 1897 | Witton's Directory |
| Corrigan | D. | Bootmaker | Cue | 1897 | Witton's Directory |
| Corrigan | P. | Storeman | York | 1874 | WA Almanack |
| Corrigan | Peter | Carter | Fremantle | 1873 | WA Almanack |
| Corrigan | T. | Auctioneer and General Agent | Fremantle | 1869 | WA Almanack |
| Corrigan | T. | Auctioneer & General Agent | Fremantle | 1870 | WA Almanack |
| Corroll | James | Farmer | Brunswick | 1879 | Herald Almanack |
| Corry | J. H. | | Brown Street, Perth | 1897 | Witton's Directory |
| Corte | J. | House Proprietor | Fremantle | 1881 | WA Almanack |
| Corti | W. | Inspector Per. Ways E. R. | Fremantle | 1882 | WA Almanack |
| Corti | W. | Inspector Per. Ways E. R. | Fremantle | 1883 | WA Almanack |
| Corvey | W. T. | Mining Secretary & Legal Manager | Coolgardie Chambers, Bayley Street, Coolgardie | 1897 | Witton's Directory |
| Cory | R. | Miner | Victoria District (Northampton) | 1880 | WA Almanack |
| Cory | R. | Mining Overseer | Northampton | 1882 | Herald Almanack |
| Cory | R. | Mining Captain | Victoria Districts (Northampton) | 1882 | WA Almanack |
