| Thomas | H. M. | Clerk of Court | Albany | 1882 | WA Almanack |
| Thomas | H. M. | Clerk of Court | Albany | 1884 | WA Almanack |
| Thomas | H. M. | Clerk Local Court | Albany | 1887 | WA Almanack |
| Thomas | H. M. | Clerk Local Court | Albany | 1888 | WA Almanack |
| Thomas | H. M. | Clerk Local Court | Albany | 1889 | WA Almanack |
| Thomas | H. N. | Clerk of Court | Albany | 1885 | Herald Almanack |
| Thomas | H. P. | General Commision Agent | Market Street, Fremantle | 1897 | Witton's Directory |
| Thomas | J | Farmer | Fremantle (Rockingham) | 1883 | Herald Almanack |
| Thomas | J | Shipwright | Fremantle | 1883 | Herald Almanack |
| Thomas | J. | Farmer and Publican | Victoria Plains | 1867 | WA Almanack |
| Thomas | J. | Farmer & Grazier | Gingin (Moore River) | 1867 | WA Almanack |
| Thomas | J. | Farmer & Grazier | Gingin (Moore River) | 1868 | WA Almanack |
| Thomas | J. | Farmer & Grazier | Gingin (Moore River) | 1869 | WA Almanack |
| Thomas | J. | Farmer | Murray | 1869 | WA Almanack |
| Thomas | J. | Farmer | Murray | 1870 | WA Almanack |
| Thomas | J. | Farmer & Grazier | Gingin (Moore River) | 1872 | WA Almanack |
| Thomas | J. | Farmer | Murray & Serpentine | 1872 | WA Almanack |
| Thomas | J. | Victualler | Fremantle | 1873 | Herald Almanack |
| Thomas | J. | Boatowner | Albany | 1873 | Herald Almanack |
| Thomas | J. | Farmer | Murray | 1873 | Herald Almanack |
| Thomas | J. | Mail Contractor | Fremantle (Rockingham) | 1873 | WA Almanack |
| Thomas | J. | Farmer & Grazier | Gingin, Moore River &c. (Moore River) | 1873 | WA Almanack |
| Thomas | J. | Farmer | Murray | 1874 | Herald Almanack |
| Thomas | J. | Farmer &c. | Fremantle | 1874 | WA Almanack |
| Thomas | J. | Farmer & Grazier | Gingin, Moore River &c. (Moore River) | 1874 | WA Almanack |
| Thomas | J. | Mine Proprietor | Victoria District (Northampton) | 1874 | WA Almanack |
| Thomas | J. | Farmer | Murray & Serpentine | 1874 | WA Almanack |
| Thomas | J. | Farmer | Fremantle (Rockingham) | 1875 | Herald Almanack |
| Thomas | J. | Farmer | Busselton, Sussex & Nelson | 1875 | Herald Almanack |
| Thomas | J. | Farmer | Fremantle (Rockingham) | 1875 | WA Almanack |
| Thomas | J. | Farmer | Busselton Sussex & Nelson | 1875 | WA Almanack |
| Thomas | J. | Farmer | Busselton | 1876 | Herald Almanack |
| Thomas | J. | Farmer | Busselton | 1876 | WA Almanack |
| Thomas | J. | Farmer | Murray & Serpentine | 1876 | WA Almanack |
| Thomas | J. | Victualler | Fremantle | 1876 | WA Almanack |
| Thomas | J. | Frmr. (Rockingham) | Fremantle | 1876 | WA Almanack |
| Thomas | J. | Frmr. (Rockingham) | Fremantle | 1876 | WA Almanack |
| Thomas | J. | Mine Proprietor | Victoria District (Mines & Northampton) | 1876 | WA Almanack |
| Thomas | J. | Farmer | Blackwood | 1877 | Herald Almanack |
| Thomas | J. | Mine Proprietor | Northampton | 1877 | Herald Almanack |
| Thomas | J. | Boatman | Albany | 1877 | Herald Almanack |
| Thomas | J. | Victualler | Fremantle | 1877 | WA Almanack |
| Thomas | J. | Frmr | Fremantle (Rockingham) | 1877 | WA Almanack |
| Thomas | J. | Frmr | Fremantle (Rockingham) | 1877 | WA Almanack |
| Thomas | J. | Farmer | Murray & Serpentine | 1877 | WA Almanack |
| Thomas | J. | Farmer | Busselton, Sussex & Nelson | 1877 | WA Almanack |
| Thomas | J. | Mine Proprietor | Victoria District (Northampton) | 1877 | WA Almanack |
| Thomas | J. | Boatman | Albany | 1877 | WA Almanack |
| Thomas | J. | Farmer | Fremantle (Rockingham) | 1878 | Herald Almanack |
| Thomas | J. | Farmer | Busselton, Sussex, Nelson | 1878 | Herald Almanack |
