| English | W. E. | Kukerin | Ford | DU ● 210 | Dumbleyung Road Board | 1927-28 |
| English | William | Wagin | Ford 20 H.P. | W ● 39 | Wagin Road Board | 1922-23 |
| English | William | Wagin | Ford | WM ● 38 | Wagin Municipality | 1923-24 |
| English Bros | - | Nungarin | Chevrolet Truck | NA ● 68 | Nungarin Road Board | 1927-28 |
| Enhardt | F. J. | Dowerin | Ford 19 H.P. | D ● 11 | Dowerin Road Board | 1922-23 |
| Enhardt | F. J. | Dowerin | Ford 19 H.P. | D ● 11 | Dowerin Road Board | 1923-24 |
| Enhardt | F. J. | Dowerin | Maxwell | D ● 11 | Dowerin Road Board | 1924-25 |
| Enhardt | F. J. | Dowerin | Maxwell | D ● 11 | Dowerin Road Board | 1925-26 |
| Enhardt | F. J. | Dowerin | Chrysler | D ● 11 | Dowerin Road Board | 1926-27 |
| Enhardt | F. J. | Dowerin | Chrysler | D ● 11 | Dowerin Road Board | 1927-28 |
| Enright | A. | York | Chevrolet | Y ● 103 | York Road Board | 1926-27 |
| Enright | G. P. | Mount Barker | Triumph 2½ H.P. Motorcycle | PL ● 11 | Plantagenet Road Board | 1917-18 |
| Enright | G. P. | Mount Barker | Triumph 2½ H.P. Motorcycle | PL ● 11 | Plantagenet Road Board | 1919 |
| Enright | G. P. | Mount Baker | Dodge | PL ● 27 | Plantagenet Road Board | 1924-25 |
| Enright | G. P. | Mount Barker | Dodge | PL ● 27 | Plantagenet Road Board | 1925-26 |
| Enright | G. P. | Mount Barker | Chrysler | PL ● 139 | Plantagenet Road Board | 1927-28 |
| Enright | I. I. | Goomalling | Ford | GO ● 100 | Goomalling Road Board | 1925-26 |
| Enright | I. I. | Goomalling | Ford | GO ● 100 | Goomalling Road Board | 1926-27 |
| Enright | J. | Laverton | Indian 7 H.P. | MG 5 | Mount Margaret Road Board | 1916 |
| Enright | J. | Mount Barker | Ford 20 H.P. | PL ● 27 | Plantagenet Road Board | 1919 |
| Enright | J. A. | Fitzgerald Street, Northam | Dodge | N 71 | Northam Municipality | 1923-24 |
| Enright | J. A. | Fitzgerald Street | Hudson | N 55 | Northam Municipality | 1924-25 |
| Enright | J. A. | Fitzgerald Street | Essex | N 71 | Northam Municipality | 1924-25 |
| Enright | J. A. | Fitzgerald Street | Hudson | N 55 | Northam Municipality | 1925-26 |
| Enright | J. A. | 115 Rockwood Street, Mount Lawley | Essex | 7824 | Metro Private Car | 1925-26 |
| Enright | J. A. | Fitzgerald Street | Hudson | N 55 | Northam Municipality | 1926-27 |
| Enright | J. A. | 115 Rookwood Street, Mount Lawley | Essex | 7824 | Metro Private Car | 1926-27 |
| Enright | J. A. | Fitzgerald Street | Hudson | N 55 | Northam Municipality | 1927-28 |
| Enright | J. H. | Mount Barker | Ford 20 H.P. | PL ● 27 | Plantagenet Road Board | 1917-18 |
| Enright | J. J. | Goomalling | Ford | GO ● 100 | Goomalling Road Board | 1924-25 |
| Enright | J. J. | Bibra Road, Hamilton Hill | Chevrolet Truck | 1822 | Metro Private Car | 1926-27 |
| Enright | J. J. | Goomalling | Dodge | GO ● 100 | Goomalling Road Board | 1927-28 |
| Enright | James A. | Mount Barker | Dodge | PL ● 66 | Plantagenet Road Board | 1924-25 |
| Enright | James A. | 115 Rookwood Street, Mount Lawley | Essex | 11193 | Metro Private Car | 1927-28 |
| Enright | James Jnr. | Mount Barker | Dodge | PL ● 66 | Plantagenet Road Board | 1922-23 |
| Enright | James Jnr. | Mount Barker | Dodge | PL ● 66 | Plantagenet Road Board | 1923-24 |
| Enright | Jas. | Mount Barker | Dodge | PL ● 27 | Plantagenet Road Board | 1922-23 |
| Enright | P. E | Mount Barker | Triumph 2½ H.P. Motorcycle | PL 11 | Plantagenet Road Board | 1916 |
| Enright | P. G. | Mount Barker | Triumph 4 H.P. | PL 11 | Plantagenet Road Board | 1915 |
| Enright | Patrick A. | Mount Barker | Dodge | PL ● 27 | Plantagenet Road Board | 1923-24 |
| Enterprise Bakery | - | Guildford Road, Mount Lawley | Morris Cowley Van | 14897 | Metro Private Car | 1927-28 |
| Enticknapp | E. H. & A. A. | Dudinin | Chevrolet | KU ● 109 | Kulin Road Board | 1927-28 |
| Envall | C. | Palmyra | B.S.A. & Sidecar | 1293 | Metro Motorcycle | 1922-23 |
| Eois | A. V. | Menzies | Ford Truck | MN ● 25 | Menzies Road Board | 1925-26 |
| Ephlick | D. R. | Merredin | B.S.A. 4½ H.P. Motorcycle | MD ● 17 | Merredin Road Board | 1917-18 |
| Epis | A. V. | Menzies | Ford Truck | MN ● 25 | Menzies Road Board | 1924-25 |
| Epis | T. | Menzies | Ford Truck | MN ● 52 | Menzies Road Board | 1927-28 |
| Epstein | H. | 731 Hay Street, Perth | Overland | 280 | Metro Private Car | 1922-23 |
| Epstein | H. S. & V. | 726 Hay Street, Perth | Hudson | 5966 | Metro Private Car | 1924-25 |
| Epstein | H. S. & V. | 726 Hay Street, Perth | Hudson | 5966 | Metro Private Car | 1925-26 |
