| Walker | Alf. | Plasterer &c. | Geraldton | 1876 | Herald Almanack |
| Walker | Alfred | Plasterer &c. | Victoria District (Geraldton & Suburbs) | 1869 | WA Almanack |
| Walker | Alfred | Plasterer &c. | Victoria District (Geraldton & Suburbs) | 1870 | WA Almanack |
| Walker | Alfred | Plasterer &c. | Victoria District (Geraldton & Suburbs) | 1872 | WA Almanack |
| Walker | Alfred | Plasterer &c. | Victoria District (Geraldton & Suburbs) | 1873 | WA Almanack |
| Walker | Alfred | Plasterer &c. | Geraldton & Champion Bay | 1874 | Herald Almanack |
| Walker | Alfred | Builder | Victoria District | 1879 | WA Almanack |
| Walker | Alfred | Plasterer | York | 1888 | WA Almanack |
| Walker | Alfred | Plasterer | York | 1889 | WA Almanack |
| Walker | Arthur Robert | Plasterer | Howick Street, Perth | 1897 | Witton's Directory |
| Walker | C. | Hairdresser | Perth | 1887 | WA Almanack |
| Walker | C. | Mining Agent | Victoria Buildings, Bayley Street, Coolgardie | 1897 | Witton's Directory |
| Walker | C. R. | | Francis Street, Perth | 1897 | Witton's Directory |
| Walker | D. | | 6 Queensbury Street, Perth | 1897 | Witton's Directory |
| Walker | E.G.S. | Sharebroker | Bulong | 1897 | Witton's Directory |
| Walker | Edward | Police Constable | York | 1885 | Herald Almanack |
| Walker | F. | | Harold Street, Perth | 1897 | Witton's Directory |
| Walker | Geo | Farmer | Mount Barker | 1897 | Witton's Directory |
| Walker | Geo. | Farmer | Victoria District (Dongara) | 1884 | WA Almanack |
| Walker | Geo. | Farmer | Strawberry | 1897 | Witton's Directory |
| Walker | H. F. | Farmerand Poundkeeper | Irwin | 1879 | WA Almanack |
| Walker | I. | Accountant | Victoria District (Geraldton & Suburbs) | 1868 | WA Almanack |
| Walker | I. | Accountant | Geraldton & Champion Bay | 1873 | Herald Almanack |
| Walker | I. | Accountant | Victoria District (Geraldton & Suburbs) | 1874 | WA Almanack |
| Walker | I. | Accountant | Victoria District (Champion Bay) | 1876 | WA Almanack |
| Walker | I. | Merchant | Geraldton | 1885 | Herald Almanack |
| Walker | I. | Merchant | Geraldton | 1887 | WA Almanack |
| Walker | I. | Accountant | Geraldton | 1888 | WA Almanack |
| Walker | I. | Accountant | Geraldton | 1889 | WA Almanack |
| Walker | Isaac | Accountant | Victoria District (Geraldton & Suburbs) | 1869 | WA Almanack |
| Walker | Isaac | Accountant | Victoria District (Geraldton & Suburbs) | 1870 | WA Almanack |
| Walker | Isaac | Accountant | Victoria District (Geraldton & Suburbs) | 1872 | WA Almanack |
| Walker | Isaac | Accountant | Victoria District (Geraldton & Suburbs) | 1873 | WA Almanack |
| Walker | Isaac | Accountant | Geraldton & Champion Bay | 1874 | Herald Almanack |
| Walker | Isaac | Accountant | Geraldton | 1875 | Herald Almanack |
| Walker | Isaac | Accountant | Geradlton | 1875 | WA Almanack |
| Walker | Isaac | Accountant | Geraldton | 1876 | Herald Almanack |
| Walker | Isaac | Accountant | Victoria District (Geraldton) | 1877 | WA Almanack |
| Walker | Isaac | Accountant | Victoria District - Geraldton | 1878 | Herald Almanack |
| Walker | Isaac | Accountant | Geraldton | 1879 | Herald Almanack |
| Walker | Isaac | Accountant | Victoria District | 1879 | WA Almanack |
| Walker | Isaac | Accountant | Victoria District (Geraldton) | 1880 | WA Almanack |
| Walker | Isaac | Accountant | Victoria District (Geraldton) | 1881 | WA Almanack |
| Walker | Isaac | House Proprietor | Geraldton | 1882 | Herald Almanack |
| Walker | Isaac | Accountant | Victoria Districts (Geraldton) | 1882 | WA Almanack |
| Walker | Isaac | House Proprietor | Geraldton | 1883 | Herald Almanack |
| Walker | Isaac | House Propietor | Victoria District | 1884 | Herald Almanack |
| Walker | Isaac | Merchant | Victoria District (Geraldton) | 1884 | WA Almanack |
| Walker | Isaac | Merchant | Victoria District (Geraldton) | 1886 | WA Almanack |
| Walker | Isaac | Clerk | Mount Magnet | 1897 | Witton's Directory |
