| Mackin | C. C. | Tammin | Hupmobile | ME ● 80 | Meckering Road Board | 1927-28 |
| Mackin | C. C. | Tammin | Chevrolet Truck | ME ● 256 | Meckering Road Board | 1927-28 |
| MacKinlay | J. | Broomehill | Ford | BH 48 | Broomhill Road Board | 1923 - 1924 |
| Mackinlay | J. | Broomehill | Ford Truck | BH ● 19 | Broomehill Road Board | 1925-26 |
| Mackinlay | J. | Broomehill | Ford Truck | BH ● 19 | Broomehill Road Board | 1926-27 |
| Mackinlay | J. | Broomehill | Ford Truck | BH ● 19 | Broomehill Road Board | 1927-28 |
| Mackinlay | J. | Broomehill | Rugby | BH ● 117 | Broomehill Road Board | 1927-28 |
| Mackinlay | John | Broomehill | Ford Truck | BH ● 19 | Broomehill Road Board | 1924-25 |
| Mackinnon | D. | Bunbury | Hupmobile | BY 80 | Bunbury Municipality | 1923 - 1924 |
| Mackintosh | M. A. | Toodyay | Ford | T ● 47 | Toodyay Road Board | 1923-24 |
| Mackintosh | M. A. | Culham | Buick | T ● 47 | Toodyay Road Board | 1926-27 |
| Mackomel | S. | 77 West Parade, Mount Lawley | Chevrolet | 13706 | Metro Private Car | 1926-27 |
| Mackrory | A. A. | 1381 Albany Road, Victoria Park | Chevrolet Truck | 4780 | Metro Private Car | 1927-28 |
| MacKroy | A. A. | Upper Swan | Chevrolet Truck | SW ● 110 | Swan Road Board | 1927-28 |
| MacLaren | A. J. | 29 Kershaw Street, Subiaco | Dodge | 7410 | Metro Private Car | 1925-26 |
| MacLaren | A. J. | 29 Kershaw Street, Subiaco | Dodge | 7410 | Metro Private Car | 1926-27 |
| Maclaren | A. J. | 29 Kershaw Street, Subiaco | Dodge | 7410 | Metro Private Car | 1927-28 |
| MacLaren | C. F. | 104 Carr Street, West Perth | Overland | 641 | Metro Private Car | 1922-23 |
| MacLaren | K. | Narembeen | Overland | NB ● 59 | Narembeen Road Board | 1925-26 |
| Maclaren | K. | 240 Suburban Road, South Perth | Overland | 13280 | Metro Private Car | 1926-27 |
| MacLaren | K. | Narembeen | Overland | NB ● 59 | Narembeen Road Board | 1926-27 |
| Maclaren | K. | Narembeen | Overland | NB ● 59 | Narembeen Road Board | 1927-28 |
| Maclaren | K. | 240 Suburban Road, South Perth | Overland | 13280 | Metro Private Car | 1927-28 |
| Maclarty | D. N. | Maida Vale | Napier | DR ● 72 | Darling Range Road Board | 1925-26 |
| Maclarty | D. N. | Maida Vale | Napier | DR ● 72 | Darling Range Road Board | 1926-27 |
| Maclarty | D. N. | Maida Vale | Napier | DR ● 72 | Darling Range Road Board | 1927-28 |
| MacLarty | Donald Neil | Upper Blackwood | Metz 15 H.P. | BU ● 6 | Blackwood (Upper) Road Board | 1919 |
| Maclean | C. W. | Colonial Secretary's Dept. | B.S.A. 4¼ H.P. Motorcycle | P 221 | Perth Municipality | 1917-18 |
| Maclean | C. W. | c/o Col. Sec. Dept., Perth | B.S.A. 4¼ H.P. Motorcycle | P 221 | Perth Municipality | 1919 |
| MacLellan | J. | Mount Stirling | Buick | Q ● 181 | Quairading Road Board | 1925-26 |
| Maclellan | J. W. | Mount Stirling | Buick | KE ● 2 | Kellerberrin Road Board | 1924-25 |
| MacLellan | James | Mount Stirling | Buick | KE ● 2 | Kellerberring Road Board | 1923-24 |
| MacLeod | A. | W.A. Club Perth | Buick | 7248 | Metro Private Car | 1925-26 |
| MacLeod | A. F. | Dinninup | Oakland | BU ● 47 | Upper Blackwood Road Board | 1926-27 |
| MacLeod | A. F. | Dinninup | Oakland | BU ● 47 | Upper Blackwood Road Board | 1927-28 |
| Macleod | A. F. | Dinninup | Chevrolet Truck | BU ● 117 | Upper Blackwood Road Board | 1927-28 |
| MacLeod | C. R. | 32 King Street, Perth | Essex | 9618 | Metro Private Car | 1927-28 |
| Macleod | D. J. | Minilya Station | Ford 20 H.P. | GM ● 6 | Gascoyne-Minilya Road Board | 1917-18 |
| Macleod | D. J. | Minilya Station | Ford 20 H.P. | GM ● 6 | Gascoyne-Minilya Road Board | 1919 |
| MacLeod | D. N. | Minilya Station | Ford 20 H.P. | GM 6 | Gascoyne-Minilya Road Board | 1915 |
| MacLeod | H. V. | Savoy Hotel | Dodge 20 H.P. | P 627 | Perth Municipality | 1919 |
| MacMillan | C. E. | 26 Campbell Street, Subiaco | Ford | 9322 | Metro Private Car | 1925-26 |
| MacMillan | C. E. | 26 Campbell Street, Subiaco | Ford | 9322 | Metro Private Car | 1926-27 |
| MacMillan | C. E. | 26 Campbell Street, Subiaco | Ford | 9322 | Metro Private Car | 1927-28 |
| MacNamara | P. G. | Dowerin | Ford 20 H.P. | D ● 16 | Dowerin Road Board | 1917-18 |
| Macomish Estates Ltd | - | Anna Plains Station | Ford | M 11575 | Broome Road Board | 1923 - 1924 |
| Maconochie | W. | 54 Anzac Road, Mount Hawthorn | Rugby | 7818 | Metro Private Car | 1927-28 |
| MacPherson | A. A. | Atkinson Street | Ford | N 34 | Northam Municipality | 1922-23 |
| MacPherson | A. A. | Atkinson Street | Dodge | N 34 | Northam Municipality | 1923-24 |
| Macpherson | A. A. | Atkinson Street | Dodge | N 34 | Northam Municipality | 1924-25 |
