| Gibson & Sons | J. | 292 Newcastle Street, Perth | Ford Wagon | 5283 | Metro Private Car | 1926-27 |
| Gibson & Sons | J. | 292 Newcastle Street, Perth | Ford Wagon | 5283 | Metro Private Car | 1927-28 |
| Gibson Bros | - | Brookdale | Ford | MY ● 202 | Murray Road Board | 1927-28 |
| Giddings | A. | Narrogin | Ford | NA ● 27 | Narrogin Road Board | 1923-24 |
| Gidds Bright & Co | - | Perth | Dennis Wagon | 12364 | Metro Private Car | 1927-28 |
| Gidds Bright & Co | - | Perth | Dennis Wagon | 12382 | Metro Private Car | 1927-28 |
| Gidney | A. | Baanbee | Dodge | MD ● 155 | Merredin Road Board | 1925-26 |
| Giese | A. E. | Crawley | - | S 70 | Subiaco Municipality | 1916 |
| Giese | A. E. | Crawley | - | S 88 | Subiaco Municipality | 1916 |
| Giese | E. E. | Wyalkatchem | Rugby | WM ● 48 | Wyalkatchem Road Board | 1927-28 |
| Giese | H. | Greenbushes | Dodge | GR ● 16 | Greenbushes Road Board | 1925-26 |
| Giese | H. | Greenbushes | Dodge | GR ● 16 | Greenbushes Road Board | 1926-27 |
| Giese | H. | Greenbushes | Dodge | GR ● 16 | Greenbushes Road Board | 1927-28 |
| Giese | H. C. | Greenbushes | Dodge | GR ● 16 | Greenbushes Road Board | 1922-23 |
| Giese | H. C. | Greenbushes | Dodge | GR ● 16 | Greenbushes Road Board | 1923-24 |
| Giese | H. C. | Greenbushes | Dodge | GR ● 16 | Greenbushes Road Board | 1924-25 |
| Giffard | H. | 223 Lake Street | B.S.A. 4 H.P. | P 508 | Perth Municipality | 1916 |
| Giffard | H. | 223 Lake Street | B.S.A. 4 H.P. Motorcycle | P 508 | Perth Municipality | 1917-18 |
| Giffard | H. | 233 Lake Street | B.S.A. 4 H.P. | P 508 | Perth Municipality | 1919 |
| Giffiths | H. A. | 38 Geddes Street, Victoria Park | Chevrolet | 12854 | Metro Private Car | 1927-28 |
| Gifford | H. | 223 Lake Street, North Perth | Dodge | 633 | Metro Private Car | 1924-25 |
| Gifford | H. | 223 Lake Street, North Perth | Dodge | 633 | Metro Private Car | 1925-26 |
| Gifford | H. | 223 Lake Street, North Perth | Dodge | 633 | Metro Private Car | 1926-27 |
| Giggard | E. J. | 24 Cardigan Terrace, Jolimont | Ford | 5619 | Metro Private Car | 1925-26 |
| Giggs | M. A. | 356 Murray Street, Perth | Packard | 2234 | Metro Private Car | 1923-24 |
| Gigney | A. | Baandee | Dodge | MD ● 155 | Merredin Road Board | 1926-27 |
| Gigney | A. | Baandee | Dodge | KE ● 47 | Kellerberrin Road Board | 1926-27 |
| Gigney | A. | Baandee | Dodge | KE ● 47 | Kellerberrin Road Board | 1927-28 |
| Gigney | E. | Collie | Rugby | CM 171 | Collie Municipality | 1927-28 |
| Giguay | H. E. | 3 Bayley Street, West Midland | Triumph | 1413 | Metro Motorcycle | 1922-23 |
| Gilbert | A. | Boyup Brook | Gray | BU ● 55 | Upper Blackwood Road Board | 1925-26 |
| Gilbert | A. B. | Tambellup | Ford 20 H.P. | TA ● 27 | Tambellup Road Board | 1922-23 |
| Gilbert | A. B. | Tambellup | Ford 20 H.P. | TA ● 27 | Tambellup Road Board | 1923-24 |
| Gilbert | A. B. | Scotts Brook | Gray | BU ● 55 | Upper Blackwood Road Board | 1926-27 |
| Gilbert | A. J. | Yorkrakine | Chevrolet | KE ● 66 | Kellerberring Road Board | 1923-24 |
| Gilbert | A. J. | Yorkrakine | Chevrolet | KE ● 66 | Kellerberrin Road Board | 1924-25 |
| Gilbert | A. J. | Yorkakine | Chevrolet | WM ● 97 | Wyalkatchem Road Board | 1924-25 |
| Gilbert | A. J. | Yorkrakine | Chevrolet | WM ● 97 | Wyalkatchem Road Board | 1925-26 |
| Gilbert | A. J. | Yorkrakine | Chevrolet | WM ● 97 | Wyalkatchem Road Board | 1926-27 |
| Gilbert | A. J. | Yorkrakine | Chevrolet Truck | WM ● 183 | Wyalkatchem Road Board | 1926-27 |
| Gilbert | A. J. | Yorkrakine | Chevrolet | WM ● 97 | Wyalkatchem Road Board | 1927-28 |
| Gilbert | A. J. | Yorkrakine | Chevrolet Truck | WM ● 183 | Wyalkatchem Road Board | 1927-28 |
| Gilbert | Dr C. W | Albany | Overland | A 5 | Municipality of Albany | 1925-26 |
| Gilbert | Dr C. W. | Albany | Overland 15 H.P | A 5 | Albany Municipality | 1922-23 |
| Gilbert | Dr C. W. | Albany | Overland | A 5 | Municipality of Albany | 1924-25 |
| Gilbert | Dr. C. W. | Albany | Overland | A 5 | Albany Municipality | 1923-24 |
| Gilbert | E. | Katanning | Fiat | KA ● 51 | Katanning Road Board | 1926-27 |
| Gilbert | E. | Katanning | Fiat | KA ● 51 | Katanning Road Board | 1927-28 |
| Gilbert | H. | C/o Gilbert Ltd. 47 King Street | Citroen | 5117 | Metro Private Car | 1924-25 |
| Gilbert | H. | C/o Gilberts Ltd, Hay Street, Perth | Citroen | 5117 | Metro Private Car | 1925-26 |
