| Manton | T. E. | Albany | Overland Truck | A ● 76 | Albany Road Board | 1927-28 |
| Mantook | D. | 16 Stafford Street, Midland Junction | Oakland | 11892 | Metro Private Car | 1927-28 |
| Manuel | C. | Brookton | Rudge-Multi 3½ H.P. Motorcycle | BO 2 | Brookton Road Board | 1916 |
| Manuel | C. H. | - | Chevrolet | NA ● 73 | Nungarin Road Board | 1927-28 |
| Manuel | E. M. | 11 Bay View Mansions Claremont | Chevrolet | 11308 | Metro Private Car | 1926-27 |
| Manuel | Ethel M. | 12 Bay View Mansions Claremont | Studebaker | 11308 | Metro Private Car | 1927-28 |
| Manuel | Fred | Wyening | Dodge | VP ● 69 | Victoria Plains Road Board | 1926-27 |
| Manuel | Fred | Wyening | Dodge | VP ● 69 | Victoria Plains Road Board | 1927-28 |
| Manuel | Gordon | Brookton | Chevrolet | BO ● 40 | Brookton Road Board | 1923-24 |
| Manuel | J. H. | Nyabing | Humber | KT ● 5 | Kent Road Board | 1924-25 |
| Manuel | John | 19 East Street, Fremantle | Chevrolet Bus | 10148 | Metro Hire or Trade | 1927-28 |
| Manuel | M. C. | Nyabing | Humber | KT ● 5 | Kent Road Board | 1925-26 |
| Manuel | M. C. | Nyabing | Humber | KT ● 5 | Kent Road Board | 1926-27 |
| Manuel | M. C. | Nyabing | Humber | KT ● 5 | Kent Road Board | 1927-28 |
| Manuel | Mrs F. | 73 Eighth Avenue, Maylands | Ford | 142 | Metro Private Car | 1923-24 |
| Manuel | R. & J. | 79 East Street, East Fremantle | Chevrolet Bus | 10148 | Metro Hire or Trade | 1926-27 |
| Manuel | R. P. J. | 79 East Street, Fremantle | Davis | 10008 | Metro Hire or Trade | 1927-28 |
| Manuel | S. R. | Beverley | Ford | BE ● 208 | Beverley Road Board | 1925-26 |
| Manuel | S. R. | Beverley | Overland | BE ● 208 | Beverley Road Board | 1926-27 |
| Manuel | S. R. | Beverley | Ford | BE ● 208 | Beverley Road Board | 1927-28 |
| Manus | E. R. | Britannia Coffee Palace | Harley-Davidson 7-9 H.P. | P 1066 | Perth Municipality | 1919 |
| Manwaring | A. H. | Lyalls Mill | Dodge 17 H.P. | CO ● 7 | Collie Road Board | 1919 |
| Manwaring | A. H. | Lyall's Mill | Dodge | CO ● 7 | Collie Road Board | 1922-23 |
| Manwaring | A. H. | Lyalls Mill | Dodge | CO ● 7 | Collie Road Board | 1923-24 |
| Manwaring | A. H. | Lyalls Mills | Dodge | CO ● 7 | Collie Road Board | 1924-25 |
| Manwaring | A. H. | Lyalls Mill | Dodge | CO ● 7 | Collie Road Board | 1925-26 |
| Manwaring | A. H. | Lyalls Mill | Chevrolet | CO ● 45 | Collie Road Board | 1925-26 |
| Manwaring | A. H. | Throssell Street, Collie | Rover | CM 169 | Collie Municipality | 1926-27 |
| Manwaring & Co Ltd | - | 10-12 Queen Street, Perth | Ford | 994 | Metro Private Car | 1924-25 |
| Manwaring & Co Ltd | - | 10-12 Queen Street, Perth | Ford | 994 | Metro Private Car | 1925-26 |
| Manwaring & Coppin | - | 12 Queen Street, Perth | Vinot | 1264 | Metro Private Car | 1923-24 |
| Manwarring | E. | 55 Rockwood Street, Mount Lawley | Citroen | 8053 | Metro Private Car | 1925-26 |
| Manzel | B. | 171 William Street, Perth | Austin | 5204 | Metro Private Car | 1927-28 |
| Maples Furniture Co | - | 883 Hay Street, Perth | Chevrolet Wagon | 12882 | Metro Private Car | 1927-28 |
| Mapp | C. W. | 131 Second Avenue, Inglewood | Austin | 9956 | Metro Private Car | 1926-27 |
| Mapp | C. W. | 131 Second Avenue, Inglewood | Austin | 9956 | Metro Private Car | 1927-28 |
| Mapp | Wm. | 55 Blencowe Street, Leederville | Indian | 1108 | Metro Motorcycle | 1922-23 |
| Mapp | Wm. | 131 Second Avenue, Inglewood | Citroen | 4339 | Metro Private Car | 1924-25 |
| Mara | Harrold | 28 Bulwer Street, Perth | Rugby | 6709 | Metro Private Car | 1927-28 |
| Mara Harrold | - | 28 Bulwer Street, Perth | Rugby | 6709 | Metro Private Car | 1925-26 |
| Mara Harrold | - | 28 Bulwer Street, Perth | Rugby | 6709 | Metro Private Car | 1926-27 |
| Maralelli | L. | Bridgetown | Ford Truck | B ● 124 | Bridgetown Road Board | 1926-27 |
| Maranoni | J. | Quairading | Ford Truck | Q ● 34 | Quairading Road Board | 1926-27 |
| Maranoni | J. | Quairading | Ford Truck | Q ● 34 | Quairading Road Board | 1927-28 |
| MarCartney | E. H. B. | Hannan Street | Buick 20 H.P. | KMC 51 | Kalgoorlie Municipality | 1916 |
| March | Claude | Armadale | Triumph 3½ H.P. Motorcycle | A-K ● 6 | Armadale-Kelmscott Road Board | 1922-23 |
| March | E J. | Grosvenor Road, North Perth | Rugby Wagon | 9012 | Metro Private Car | 1926-27 |
| March | E. | 110 Grosvenor Road, North Perth | Overland | 9338 | Metro Private Car | 1926-27 |
| March | E. | 110 Grosvenor Road, North Perth | Overland | 9338 | Metro Private Car | 1927-28 |
| March | E. J. | Grosvenor Road, North Perth | Rugby Wagon | 9012 | Metro Private Car | 1925-26 |
