| McRae | Mrs E. A. | Warton Street, Cottesloe Beach | Ford | 6673 | Metro Private Car | 1924-25 |
| McRae | Mrs E. A. | Monument Street, Cottesloe Beach | Ford | 6673 | Metro Private Car | 1925-26 |
| McRae | Mrs E. A. | Monument Street, Cottesloe Beach | Ford | 6673 | Metro Private Car | 1926-27 |
| McRae | R. | Forrest Street, Collie | Hupmobile | CM 44 | Collie Municipality | 1923-24 |
| McRae | R. | Forrest Street, Collie | Hupmobile | CM 44 | Collie Municipality | 1924-25 |
| McRae | W. J. | Mount Magnet | Buick | MA ● 21 | Mount Magnet Road Board | 1924-25 |
| McRae | Wm .J. | Mount Magnet | Buick | MA ● 21 | Mount Magnet Road Board | 1923-24 |
| Mcriarty | F. E. | Tunney via Kojonup | Ford | CB ● 43 | Cranbrook Road Board | 1926-27 |
| McRobbie | J. | 119 Brown Street, East Perth | Ford | 7694 | Metro Private Car | 1925-26 |
| McRobbie | John | 49 Brown Street, East Perth | Ford | 9178 | Metro Private Car | 1926-27 |
| McRobbie | John | 49 Brown Street, East Perth | Ford | 9178 | Metro Private Car | 1927-28 |
| McRobbie | John | 119 Brown Street, East Perth | Whippet | 734 | Metro Private Car | 1927-28 |
| McRobertson Ltd | - | King Street, Perth | Ford Truck | 2223 | Metro Private Car | 1922-23 |
| McRobertson's Ltd | - | Perth | Albion Wagon | 2308 | Metro Private Car | 1927-28 |
| McRobertsons Ltd | - | King Street, Perth | Oakland | 4689 | Metro Private Car | 1923-24 |
| McRobertsons Ltd | - | King Street, Perth | Ford Wagon | 8596 | Metro Private Car | 1925-26 |
| McRobertsons Ltd | - | King Street, Perth | Ford Wagon | 8596 | Metro Private Car | 1926-27 |
| McRobertsons Ltd | - | King Street, Perth | Ford Wagon | 8596 | Metro Private Car | 1927-28 |
| McRohan & O'Bryrne | - | Bunbury | Chevrolet | BY 74 | Bunbury Municipality | 1923 - 1924 |
| McRohan & O'Byrne | - | Bunbury | Chevrolet | By 74 | Bunbury Municipality | 1924-25 |
| McRohan & O'Byrne | - | Bunbury | Chevrolet | BY 74 | Bunbury Municipality | 1925-26 |
| McRohan & O'Byrne | - | Bunbury | Buick | BY 74 | Bunbury Municipality | 1926-27 |
| McRohan & O'Byrne | - | Bunbury | Buick | BY 74 | Bunbury Municipality | 1927-28 |
| McRostie | E. M. | - | Ford | Y ● 35 | York Road Board | 1917-18 |
| McRostie | E. M. | - | Ford 20 H.P. | Y ● 5 | York Road Board | 1919 |
| Mcrphett | A. E. | Kumminin | Buick | BK ● 82 | Bruce Rock Road Board | 1927-28 |
| Mcrtimore | Mrs | Hope Valley | Ford | RO ● 7 | Rockingham Road Board | 1927-28 |
| McShane | C. L. | 171 Rokeby Road, Subiaco | Rugby | 6764 | Metro Private Car | 1925-26 |
| McShane | C. L. | 24 Alma Road, North Perth | Rugby | 6764 | Metro Private Car | 1926-27 |
| McShane | C. L. | 24 Alma Road, North Perth | Rugby | 6764 | Metro Private Car | 1927-28 |
| McSmith | J. | "Sunday Times" officePerth | Indian & Sidecar | 1168 | Metro Motorcycle | 1922-23 |
| McSorley | F. | 148 Fitzgerald Street, Perth | Oakland | 5 | Metro Private Car | 1925-26 |
| McSorley | F. | 148 Fitzgerald Street, Perth | Oakland | 5 | Metro Private Car | 1926-27 |
| McSorley | F. | 148 Fitzgerald Street, Perth | Oakland | 5 | Metro Private Car | 1926-27 |
| McSorley | Francis | 145 Fitzgerald Street, Perth | Oakland | 5 | Metro Private Car | 1923-24 |
| McSorley | H. F. | 145 Fitzgerald Street | Cadillac 30 H.P. | P 524 | Perth Municipality | 1915 |
| McSorley | H. F. | Fitzgerald Street | Cadalloa 30 H.P. | P 789 | Perth Municipality | 1919 |
| McSorley | H. L. | Perth | Cadillac 40 H.P. | P 524 | Perth Municipality | 1916 |
| McSorty | J. | Ascot Vale, Guildford Road, Belmont | Essex | 5315 | Metro Private Car | 1924-25 |
| McSwain | E. | Bridgetown | Ford | B ● 184 | Bridgetown Road Board | 1926-27 |
| McSwain | E. | Bridgetown | Chevrolet Truck | B ● 193 | Bridgetown Road Board | 1927-28 |
| McSwan | D. & Son | Pemberton | Chevrolet Truck | WA ● 74 | Warren Road Board | 1924-25 |
| McSwan | D. & Son | Pemberton | Chevrolet Truck | WA ● 74 | Manjimup Road Board | 1925-26 |
| McSwan | N. | Pemberton | Ford Truck | WA ● 56 | Manjimup Road Board | 1925-26 |
| McSwan | Norman | Pemberton | Ford Truck | WA ● 56 | Warren Road Board | 1924-25 |
| McSweeny | Mrs W. V | Wongan Hills | Morris-Cowley | WB ● 83 | Wongan-Ballidu Road Board | 1926-27 |
| McSweeny | Mrs W. V. | Wogan Hills | Morris-Cowley | WB ● 83 | Wongan-Ballidu Road Board | 1927-28 |
| McSwinney | - | Augusta | Ford Truck | AU ● 25 | Augusta Road Board | 1927-28 |
| Mctaggart | T. M. | Maylands | Ford 20 H.P. | Ce ● 70 | Municipality of Cottesloe | 1917-18 |
| McTaggart | T. N. | Capel River | Ford Truck | CP ● 24 | Capel Road Board | 1925-26 |
