| Cooper | J. | J. P. | York | 1880 | Herald Almanack |
| Cooper | J. | Farmer | York | 1880 | WA Almanack |
| Cooper | J. | Storekeeper | Newcastle & Toodyay District | 1880 | WA Almanack |
| Cooper | J. | Farmer & Grazier | York | 1881 | Herald Almanack |
| Cooper | J. | Farmer | York | 1881 | WA Almanack |
| Cooper | J. | Storekeeper | Newcastle & Toodyay District | 1881 | WA Almanack |
| Cooper | J. | Farmer & Grazier | York | 1882 | Herald Almanack |
| Cooper | J. | Farmer | York | 1882 | WA Almanack |
| Cooper | J. | Storekeeper | Newcastle & Toodyay District | 1882 | WA Almanack |
| Cooper | J. | Labourer | Busselton, Blackwood &c. (Quindalup) | 1882 | WA Almanack |
| Cooper | J. | Farmer & grazier | York | 1883 | Herald Almanack |
| Cooper | J. | Farmer & Grazier | York | 1884 | Herald Almanack |
| Cooper | J. | Farmer | York | 1884 | WA Almanack |
| Cooper | J. | - | Newcastle & Toodyay District | 1884 | WA Almanack |
| Cooper | J. | Labourer | Busselton, Blackwood &c. (Quinalup) | 1884 | WA Almanack |
| Cooper | J. | Farmer and Grazer | York | 1886 | WA Almanack |
| Cooper | J. | General Dealer &c. | Newcastle | 1886 | WA Almanack |
| Cooper | J. A. | Mill Worker | Jarrahdale Timber Co. | 1883 | Herald Almanack |
| Cooper | J. A. | Mill Employee | Jarrahdale Timber Co. | 1884 | Herald Almanack |
| Cooper | J. H. | Manager Union Bank | Victoria District (Geraldton) | 1879 | WA Almanack |
| Cooper | J. H. | Mngr Union Bank | Victoria District (Geraldton) | 1884 | WA Almanack |
| Cooper | J. H. | Union Bank Manager | Geraldton | 1885 | Herald Almanack |
| Cooper | J. H. | Manager Union Bank | Fremantle | 1886 | WA Almanack |
| Cooper | J. H. | Manager Union Bank | Victoria District (Geraldton) | 1886 | WA Almanack |
| Cooper | J. H. | Manager Union Bank | Fremantle | 1887 | WA Almanack |
| Cooper | J. H. | Manager Union Bank | Fremantle | 1888 | WA Almanack |
| Cooper | J. H. | | "Plashet House" Goderich Street, Perth | 1897 | Witton's Directory |
| Cooper | J. jnr. | Teamster | Busselton, Etc. (Augusta, Etc., Karridale, Boranup & Hamlin) | 1889 | WA Almanack |
| Cooper | J. W. | Accountant | Perth | 1864 | WA Almanack |
| Cooper | J. W. | Accountant | Perth | 1865 | WA Almanack |
| Cooper | J. W. | Accountant | Perth | 1866 | WA Almanack |
| Cooper | J. W. | Accuntant | Perth | 1867 | WA Almanack |
| Cooper | J. W. | Mngr Union Bank | Geraldton | 1879 | Herald Almanack |
| Cooper | J. W. | Manager Union Bank | Geraldton | 1880 | Herald Almanack |
| Cooper | J. W. | Mngr. Union Bank | Victoria District (Geraldton) | 1880 | WA Almanack |
| Cooper | J. W. | Manager?Union Bank | Geraldton | 1881 | Herald Almanack |
| Cooper | J. W. | Mngr. Union Bnk | Victoria District (Geraldton) | 1881 | WA Almanack |
| Cooper | J. W. | Manager Union Bank | Geraldton | 1882 | Herald Almanack |
| Cooper | J. W. | Manager Union Bank | Victoria Districts (Geraldton) | 1882 | WA Almanack |
| Cooper | J. W. | Manager Union Bank | Geraldton | 1883 | Herald Almanack |
| Cooper | J. W. | Manager Union Bank | Victoria District | 1884 | Herald Almanack |
| Cooper | James | Farmer | Murray | 1866 | WA Almanack |
| Cooper | James | Farmer | Murray | 1867 | WA Almanack |
| Cooper | James | Farmer | Murray | 1868 | WA Almanack |
| Cooper | James | Farmer | Murray | 1869 | WA Almanack |
| Cooper | James | Farmer | Murray | 1870 | WA Almanack |
| Cooper | James | Farmer | Murray & Serpentine | 1872 | WA Almanack |
| Cooper | James | Farmer | Murray & Serpentine | 1874 | WA Almanack |
| Cooper | James | Farmer | Murray & Serpentine | 1876 | WA Almanack |
| Cooper | James | Farmer | Murray | 1877 | Herald Almanack |
