| Guy | J. T. | 90 Heytesbury Road | Ford | S 16 | Subiaco Municipality | 1915 |
| Guy | J. T. | 88 Heytesbury Road | Car | S 16 | Subiaco Municipality | 1916 |
| Guy | J. T. | 88 Heytesbury Road | Car | S 17 | Subiaco Municipality | 1916 |
| Guy | W. T. | - | Ford | NA ● 18 | Nungarin Road Board | 1924-25 |
| Guy | W. T. | Nungarin | Chevrolet Truck | NA ● 112 | Nungarin Road Board | 1927-28 |
| Guyer | A. | Wiluna | Ford | LA ● 21 | Lawlers Road Board | 1925-26 |
| Guyott | Grant | 20 Parker Street, West Perth | Chevrolet | 9423 | Metro Private Car | 1926-27 |
| Guzzzelli | A. | Leonora | Hupmobile | LM ● 71 | Leonora-Malcolm Road Board | 1926-27 |
| Gwynne | C. E. | Broome Hill | Greyhound 2½ H.P. Motorcycle | BH 4 | Broome Hill Road Board | 1915 |
| Gwynne | C. E. | Broome Hill | Greyhound 3½ H.P. Motorcycle | BH 4 | Broome Hill Road Board | 1916 |
| Gwynne | F. | Bungulla | Ford | KE ● 284 | Kellerberrin Road Board | 1926-27 |
| Gwynne | F. | Bungulla | Ford | KE ● 284 | Kellerberrin Road Board | 1927-28 |
| Gwynne | G. W. | 33 Ventnor Avenue, West Perth | Buick | 6468 | Metro Private Car | 1927-28 |
| Gwynne | L. A. | 3 Ventnor Avenue, West Perth | Buick | 6468 | Metro Private Car | 1924-25 |
| Gwynne | L. H. | 33 Ventnor Avenue, West Perth | Buick | 6468 | Metro Private Car | 1925-26 |
| Gwynne | L. H. | 33 Ventnor Avenue, Maylands | Buick | 6468 | Metro Private Car | 1926-27 |
| Gwynne | S. | Woodanilling | Overland | WO ● 70 | Woodanilling Road Board | 1927-28 |
| Gwynne | V. H. | Broome | Ford 20 H.P. | BM ● 9 | Broome Road Board | 1922-23 |
| Gwynne | Victor H. | Broome | Ford | M ● 11563 | Broome Road Board | 1923-24 |
| Gwyther | H. | Bannister | Ford | WD ● 8 | Wandering Road Board | 1927-28 |
