| Nicolay | Rev. C. G. | Chaplain C. E. | Fremantle | 1887 | WA Almanack |
| Nicolay | Rev. C. G. | Chaplain C. E. | Fremantle | 1888 | WA Almanack |
| Nicolay | Rev. C. J. | C. Of England Clergyman | Geraldton & Champion Bay | 1873 | Herald Almanack |
| Nicolay | Rev. C. J. | C. of E. Minister | Geraldton & Champion Bay | 1874 | Herald Almanack |
| Nicolay | Rev. G. C. | Chaplain Convt. E. | Fremantle | 1884 | Herald Almanack |
| Nicolay | Rev. G. C. | Chaplain Convt. E. | Fremantle | 1885 | Herald Almanack |
| Nicolay | Rev.C. G. | Chpln. C. E. | Fremantle | 1883 | WA Almanack |
| Nicolay | Rev.C.G. | Chpln. C.E. | Fremantle | 1881 | WA Almanack |
| Nicols | F. W. | Farmer | Daylerking | 1897 | Witton's Directory |
| Nielson | P. | Contractor | Fortescue | 1897 | Witton's Directory |
| Nielson & Worthington | | Toorak Store & Condensors | Toorak (suburb), Coolgardie | 1897 | Witton's Directory |
| Nind | Wm. | Saddle & Harness Maker | Northam | 1897 | Witton's Directory |
| Nisbet | J. | Proprietor, Melbourne Timber Yard | Woodward Street, Coolgardie | 1897 | Witton's Directory |
| Nisbet | J. | Proprietor, Melbourne Timber Yard | Woodward Street, Coolgardie | 1897 | Witton's Directory |
| Nish | Mrs | Dressmaker | Mount Magnet | 1897 | Witton's Directory |
| Niven, F. W, & Co. | Cunning, J. | Agent, Printers & Lithographers of Ballarat, Victoria | Eagle Chambers, 14 Havelock Street, Perth | 1897 | Witton's Directory |
| Nix | F. | - | Gingin, Bindoon, Etc. (Cheriton) | 1884 | WA Almanack |
| Nix | F. | Farmer | Gingin | 1887 | WA Almanack |
| Nix | F. | Farmer | Gingin | 1888 | WA Almanack |
| Nix | F. | Farmer | Gingin | 1889 | WA Almanack |
| Nix | F.A. | | Bridgetown | 1897 | Witton's Directory |
| Nix | Frederick | Farmer | Gingin, Binoon, &c. | 1880 | WA Almanack |
| Nix | Frederick | Farmer | Gingin, Bindoon &c. | 1881 | WA Almanack |
| Nix | Frederick | Farmer | Gingin, Bindoon | 1882 | WA Almanack |
| Nixom | W. | Blacksmith | Victoria Plains | 1886 | WA Almanack |
| Nixon | W. | Blacksmith & Farmer | Victoria Plains, Dandaragan | 1883 | Herald Almanack |
| Nixon | W. | Blacksmith & Farmer | Victoria Plains, Dandaragan | 1884 | Herald Almanack |
| Nixon | William | Blacksmith | Victoria Plains, Dandaragan | 1885 | Herald Almanack |
| Nixon & Merillies | | Photographers | William Street, Fremantle | 1897 | Witton's Directory |
| Noal | J. | Builder | Fremantle | 1887 | WA Almanack |
| Noal | J. | Builder | Fremantle | 1888 | WA Almanack |
| Noal | J. | Builder | Fremantle | 1889 | WA Almanack |
| Noble | F | Farmer & Sheepownwer | Toodyay | 1883 | Herald Almanack |
| Noble | F. | Farmer & Sheepowner | Toodyay | 1882 | Herald Almanack |
| Noble | F. | Farmer/Sheepowner | Toodyay | 1884 | Herald Almanack |
| Noble | F. | Farmer and Sheepowner | Toodyay | 1886 | WA Almanack |
| Noble | J. | Farmer | Toodyay | 1873 | Herald Almanack |
| Noble | J. | Farmer | Toodyay | 1874 | Herald Almanack |
| Noble | J. | Farmer & Wheelwright and Sawyer | Toodyay | 1874 | WA Almanack |
| Noble | J. | Farmer | Toodyay | 1875 | Herald Almanack |
| Noble | J. | Farmer | Toodyay | 1875 | WA Almanack |
| Noble | J. | Farmer & Sheepowner | Toodyay | 1876 | Herald Almanack |
| Noble | J. | Farmer | Toodyay | 1876 | WA Almanack |
| Noble | J. | Farmer & Sheepowner | Toodyay | 1877 | Herald Almanack |
| Noble | J. | Farmer | Toodyay | 1877 | WA Almanack |
| Noble | J. | Farmer | Toodyay | 1878 | Herald Almanack |
| Noble | J. | Farmer & Sheepowner | Toodyay | 1879 | Herald Almanack |
| Noble | J. | Farmer | Toodyay | 1879 | WA Almanack |
| Noble | J. | Farmer & Sheepowner | Toodyay | 1880 | Herald Almanack |
| Noble | J. | Farmer | Newcastle & Toodyay District | 1880 | WA Almanack |