| McGurk | A. P. | Victoria Hotel, James Street, Perth | Studebaker | 9847 | Metro Private Car | 1927-28 |
| McGurk | N. | Armadale | Rugby Wagon | 16077 | Metro Private Car | 1927-28 |
| McGurk | V. | Jull Street, Armadale | Overland Wagon | 8285 | Metro Private Car | 1925-26 |
| McGurk | V. | Jull Street, Armadale | Overland Wagon | 8285 | Metro Private Car | 1926-27 |
| McHardy | J. | - | Ford | GN ● 35 | Gnowangerup Road Board | 1925-26 |
| McHardy | J. | - | Ford | GN ● 35 | Gnowangerup Road Board | 1926-27 |
| McHardy | J. | Gnowangerup | Rugby | GN ● 174 | Gnowangerup Road Board | 1927-28 |
| McHarrie | A. | 218 Lord Street | Motorcycle | P 289 | Perth Municipality | 1917-18 |
| McHarrie | A. | 28 Woodroyd Street, North Perth | Ford | 8825 | Metro Private Car | 1926-27 |
| McHarrie | Andrew | 28 Woodroyd Street, Mount Lawley | Chevrolet | 4745 | Metro Private Car | 1927-28 |
| McHarris | A. | 28 Woodroyd Street, North Perth | Ford | 8825 | Metro Private Car | 1925-26 |
| Mcharry | Geo. | - | Singer 4½ H.P. Motorcycle | NRB | Nelson Road Board | 1915 |
| McHenning | A. | Albany | Chyster | A 124 | Municipality of Albany | 1926-27 |
| McHenning | A. | Albany | Willys-Knight | A 124 | Albany Municipality | 1927-28 |
| McHenry | J. | Laverton | Ford Truck | MG ● 16 | Mount Margaret Road Board | 1925-26 |
| Mchenry | J. | Laverton | Ford Truck | MG ● 18 | Mount Margaret Road Board | 1926-27 |
| McHenry | K. | Laverton | Ford Truck | MG ● 18 | Mount Margaret Road Board | 1927-28 |
| McHugh | G. G. | 19 Rokeby Road, Subiaco | Ford | 1083 | Metro Private Car | 1926-27 |
| McHugh | L. | Dowerin | Ford | D ● 168 | Dowerin Road Board | 1927-28 |
| McHugh | L. W. | Dowerin | Ford | D ● 168 | Dowerin Road Board | 1926-27 |
| McHugh | R. W. J | Dowerin | Chrysler | D ● 13 | Dowerin Road Board | 1926-27 |
| McHugh | R. W. J. | Dowerin | Ford 20 H.P. | D ● 13 | Dowerin Road Board | 1917-18 |
| McHugh | R. W. J. | Dowerin | Ford 20 H.P. | D ● 13 | Dowerin Road Board | 1919 |
| McHugh | R. W. J. | Dowerin | Ford 20 H.P. | D ● 13 | Dowerin Road Board | 1922-23 |
| McHugh | R. W. J. | Dowerin | Ford 20 H.P. | D ● 13 | Dowerin Road Board | 1923-24 |
| McHugh | R. W. J. | Dowerin | Ford | D ● 13 | Dowerin Road Board | 1924-25 |
| McHugh | R. W. J. | Dowerin | Ford | D ● 13 | Dowerin Road Board | 1925-26 |
| McHugh | R. W. J. | Dowerin | Chrysler | D ● 13 | Dowerin Road Board | 1927-28 |
| McHugh | R. W. J. | Koomberkine | Ford Truck | D ● 201 | Dowerin Road Board | 1927-28 |
| McIIwaine | A. R. | Solomon Street | B.S.A. 4¼ H.P. Motorcycle | MV 33 | Melville Road Board | 1919 |
| McIlwaine | A. | Solomon Street, Palmyra | Motorcycle | MRB 4 | Melville Road Board | 1915 |
| Mcilwraith McEacharn Ltd | - | Phillimore Street, Fremantle | Buick | 12391 | Metro Private Car | 1927-28 |
| McIndoc | R. H. | Albany | Overland 30 H.P. | A 29 | Albany Municipality | 1915 |
| McIndoe | - | Katanning | Overland 30 H.P. | KRB 29 | Katanning Road Board | 1915 |
| McIndoe | - | Katanning | Overland 30 H.P. | KA 29 | Katanning Road Board | 1916 |
| McIndoe | R. H. | Katanning | Maxwell 20 H.P. | KRB 45 | Katanning Road Board | 1915 |
| McIndoe | R. H. | Katanning | Overland 25 H.P. | A 29 | Albany Municipality | 1916 |
| McIndoe | R. H. | Katanning | Maxwell 20 H.P. | KA 45 | Katanning Road Board | 1916 |
| McIndoe | R. H. | Katanning | Ford 20 H.P. | KA 58 | Katanning Road Board | 1916 |
| McIndoe | R. H. | Katanning | Maxwell 20 H.P. | KA ● 45 | Katanning Road Board | 1917-18 |
| McInerherney | T. P. | Annanda Dale | Ford 20 H.P. | BE ● 49 | Beverley Road Board | 1919 |
| McInerherney | T. P. | Annanda Dale | Ford 20 H.P. | BE ● 49 | Beverley Road Board | 1922-23 |
| McInerherney | T. P. | Annanda, Beverley | Ford | BE ● 49 | Beverley Road Board | 1923-24 |
| McInerney | J. | Forrest Street | Ford | B 82 | Boulder Municipality | 1927-28 |
| McInerney | T. P. | Annanda Dale | Ford | BE ● 49 | Beverley Road Board | 1924-25 |
| McInherney | T. | Dale | Ford | BE ● 49 | Beverley Road Board | 1925-26 |
| McInnes | G. | Southern Cross | Chevrolet Truck | YL ● 9 | Yilgarn Road Board | 1926-27 |
| McInnes | G. | Southern Cross | Ford Truck | YL ● 16 | Yilgarn Road Board | 1926-27 |
| McInnes | J. A. | Wagin | Ford 20 H.P. | W 12 | Wagin Road Board | 1916 |
| McInnes | J. A. | Wagin | Ford 20 H.P. | W ● 12 | Wagin Road Board | 1917-18 |
