| Melville Road Board | - | Canning Road, Bicton | Vulcan Wagon | 1835 | Metro Private Car | 1926-27 |
| Melville Road Board | - | Bicton | Chevrolet Wagon | 9251 | Metro Private Car | 1926-27 |
| Melville Road Board | - | Bicton | Chevrolet Wagon | 9251 | Metro Private Car | 1927-28 |
| Melville Road Board | - | Canning Road, Bicton | Vulcan Wagon | 1835 | Metro Private Car | 1927-28 |
| Melville Roads Board | - | Canning Road, Bicton | Oakland | 4725 | Metro Private Car | 1924-25 |
| Melville Roads Board | - | Canning Road, Bicton | Oakland | 4725 | Metro Private Car | 1925-26 |
| Melville Sloan | - | Dwellingup | Ford | MY ● 29 | Murray Road Board | 1922-23 |
| Melvin | J. | Belka | Dodge | BK 79 | Bruce Rock Road Board | 1923 - 1924 |
| Melvin | J. | Kwolyin | Dodge | BK ● 79 | Bruce Rock Road Board | 1924-25 |
| Melvin | J. | Belka | Dodge | BK ● 79 | Bruce Rock Road Board | 1925-26 |
| Melvin | J. | Belka | Dodge | BK ● 79 | Bruce Rock Road Board | 1926-27 |
| Melvin | J. | Belka | Dodge | BK ● 79 | Bruce Rock Road Board | 1927-28 |
| Melvin | R. | 7 Gerard Street, Victoria Park | Oakland | 7453 | Metro Private Car | 1925-26 |
| Melvin | R. | Bruce Rock | Oakland | BK ● 249 | Bruce Rock Road Board | 1927-28 |
| Melvin | Robt. | Belka | Essex | BK 76 | Bruce Rock Road Board | 1923 - 1924 |
| Melvin | Robt. | Shackleton | Essex | BK ● 76 | Bruce Rock Road Board | 1924-25 |
| Melvin | W. | Belka | Overland | BK ● 156 | Bruce Rock Road Board | 1924-25 |
| Melvin | W. | Belka | Overland | BK ● 156 | Bruce Rock Road Board | 1925-26 |
| Melvin | W. | Belka | Overland | BK ● 156 | Bruce Rock Road Board | 1926-27 |
| Melvin | W. | Belka | Chevrolet Truck | BK ● 21 | Bruce Rock Road Board | 1927-28 |
| Melvin | W. | Belka | Dodge | BK ● 217 | Bruce Rock Road Board | 1927-28 |
| Melvin | W. H. | Fitzgerald Street | Triumph 3½ H.P. Motorcycle | N 4 | Northam Municipality | 1916 |
| Melvin | W. H. | 92 Angove Street, North Perth | Exxes | 1074 | Metro Private Car | 1923-24 |
| Melvin | W. H. | 92 Angove Street, North Perth | Essex | 1074 | Metro Private Car | 1924-25 |
| Melvin | W. H. | Commercial Bank Chambers, Perth | Gardner | 9119 | Metro Private Car | 1925-26 |
| Melvin | W. H. | 92 Angove Street, North Perth | Essex | 1074 | Metro Private Car | 1925-26 |
| Melvin | W. H. | 92 Angove Street, North Perth | Essex | 1074 | Metro Private Car | 1926-27 |
| Melvin | W. H. | Commercial Bank Chambers, Perth | Gardner | 9119 | Metro Private Car | 1926-27 |
| Melvin | W. H. | Commercial Bank Chambers, Perth | Gardner | 9119 | Metro Private Car | 1927-28 |
| Melvin | W. J. | 92 Angove Street, North Perth | Brockway | 3723 | Metro Hire or Trade | 1925-26 |
| Melvin | Wm. H. | 92 Angove Street, North Perth | Essex | 1074 | Metro Private Car | 1922-23 |
| Melvin | Wm. J. | 92 Angrove Street, North Perth | B.S.A. | 1125 | Metro Motorcycle | 1922-23 |
| Melvin & Co | - | Fitzgerald Street | Motorcycle | N 15 | Northam Municipality | 1915 |
| MeManus | S. | Goomalling | Ford | GO ● 8 | Goomalling Road Board | 1922-23 |
| Membrey | E. W. | - | Chevrolet | N ● 98 | Northam Road Board | 1927-28 |
| Memory | James | 17 Wright Street, Fremantle | Citroen | 5124 | Metro Private Car | 1927-28 |
| Mempes | C. R. | Bruce Rock | Chevrolet | BK ● 312 | Bruce Rock Road Board | 1927-28 |
| Mempes | Charles | Williams | Chevrolet | WL ● 19 | Williams Road Board | 1924-25 |
| Mempes | Charles | Williams | Chevrolet | WL ● 19 | Williams Road Board | 1925-26 |
| Mempes | Charles | Williams | Chevrolet | WL ● 19 | Williams Road Board | 1926-27 |
| Menae | F. | C/o W.A. Farmers Wellington Street, Perth | Chevrolet | 11220 | Metro Private Car | 1927-28 |
| Menchin | W. | Toodyay | Buick | T ● 74 | Toodyay Road Board | 1926-27 |
| Menck | C. | Millbrook | Dodge | A ● 10 | Albany Road Board | 1926-27 |
| Menck | C. | Millbrook | Dodge | A ● 10 | Albany Road Board | 1927-28 |
| Mendalawitz | M. | 26 Burt Street, North Perth | Chevrolet | 13394 | Metro Private Car | 1926-27 |
| Mendelawitz | D. | Carnarvon | Dodge | CN 17 | Carnarvon Municipal Council | 1927-28 |
| Mendelawitz | M. | 59 First Avenue, Mount Lawley | Buick | 4955 | Metro Private Car | 1927-28 |
| Menghine | M. | Yarloop | Chevrolet | H ● 232 | Harvey Road Board | 1927-28 |
| Mengler | F. | Victoria Avenue, Claremont | - | C 114 | Claremont Municipality | 1919 |
| Mengler | G. | - | Studebaker 20 H.P. | KMC 25 | Kalgoorlie Municipality | 1915 |
