| Thore | Jas. | Carter | Fremantle | 1884 | WA Almanack |
| Thorn | T. H. | Stonemason | York | 1888 | WA Almanack |
| Thorn | T. H. | Stonemason | York | 1889 | WA Almanack |
| Thorn | T. H. | | Hampton Road, Fremantle | 1897 | Witton's Directory |
| Thorn, Bower & Stewart | | Builders | York | 1897 | Witton's Directory |
| Thornburn | E. A. | | Northam | 1897 | Witton's Directory |
| Thorne | Fred | Mining Agent | The Westralian Chambers, Ford Street, Coolgardie | 1897 | Witton's Directory |
| Thornett | E. T. | | Toorak (suburb), Coolgardie | 1897 | Witton's Directory |
| Thornett | John | Sharebroker | Bayley Chambers, Bayley Street, Coolgardie | 1897 | Witton's Directory |
| Thornett | John | Sharebroker | Toorak (suburb), Coolgardie | 1897 | Witton's Directory |
| Thornett Bros | | Sharebrokers | Victoria Buildings, Bayley Street, Coolgardie | 1897 | Witton's Directory |
| Thornhill | - | Archdeacon | Geraldton Champion Bay | 1865 | WA Almanack |
| Thorogood | J. | Ferryman | Guildford | 1880 | WA Almanack |
| Thorogood | J. | Labourer | Guildford | 1881 | WA Almanack |
| Thorogood | J. | Labourer | Guildford | 1882 | WA Almanack |
| Thorogood | J. | Labourer | Guildford | 1883 | WA Almanack |
| Thorold | Richard G. | | Toorak (suburb), Coolgardie | 1897 | Witton's Directory |
| Thoroughgood | J. | Labourer | Guildford | 1884 | WA Almanack |
| Thorp | E. | Farmer | Murray & Serpentine | 1874 | WA Almanack |
| Thorp | E. | Farmer | Murray & Serpentine | 1876 | WA Almanack |
| Thorp | E. | Farmer | Murray & Serpentine | 1877 | WA Almanack |
| Thorp | E. | Farmer | Murray | 1880 | WA Almanack |
| Thorp | E. | Farmer | Murray (Serpentine) | 1881 | WA Almanack |
| Thorpe | E. | Farmer | Murray | 1869 | WA Almanack |
| Thorpe | E. | Farmer | Murray | 1870 | WA Almanack |
| Thorpe | E. | Farmer | Murray & Serpentine | 1872 | WA Almanack |
| Thorpe | E. | Farmer - Serpentine | Canning | 1873 | Herald Almanack |
| Thorpe | E. | Farmer | Canning (Serpentine) | 1874 | Herald Almanack |
| Thorpe | E. | Farmer | Canning (Serpentine) | 1875 | Herald Almanack |
| Thorpe | E. | Farmer | Canning (Serpentine) | 1875 | WA Almanack |
| Thorpe | E. | Farmer | Murray | 1876 | Herald Almanack |
| Thorpe | E. | Farmer | Canning & Kelmscott | 1876 | WA Almanack |
| Thorpe | E. | Farmer | Serpentine | 1877 | Herald Almanack |
| Thorpe | E. | Farmer | Murray District - Serpentine | 1878 | Herald Almanack |
| Thorpe | E. | Farmer | Mandurah | 1879 | Herald Almanack |
| Thorpe | E. | Farmer | Murray & Serpentine | 1879 | WA Almanack |
| Thorpe | E. | Carpenter | Mandurah | 1880 | Herald Almanack |
| Thorpe | E. | Carpenter | Mandurah | 1881 | Herald Almanack |
| Thorpe | E. | Farmer | Mandurah | 1882 | Herald Almanack |
| Thorpe | E. | Farmer | Murray (Serpentine) | 1882 | WA Almanack |
| Thorpe | E. | Farmer | Mandurah | 1883 | Herald Almanack |
| Thorpe | E. | Farmer | Serpentine (Kay's Brook) | 1885 | Herald Almanack |
| Thorpe | E. | Farmer | Pinjarrah | 1887 | WA Almanack |
| Thorpe | E. | Farmer | Murray (Mandurah) | 1888 | WA Almanack |
| Thorpe | E. | Farmer | Murray (Mandurah) | 1889 | WA Almanack |
| Thorpe | E. | Farmer | Jarrahdale | 1897 | Witton's Directory |
| Thorpe | Ed | Farmer | Serpentine | 1897 | Witton's Directory |
| Thorpe | J. | Frmr. (Rockingham) | Fremantle | 1876 | WA Almanack |
| Thorpe | J. | Frmr | Fremantle (Rockingham) | 1877 | WA Almanack |
| Thorpe | J. | Farmer | Serpentine | 1885 | Herald Almanack |
