| McMillan | J. D. | Kojonup | Buick | KO ● 47 | Kojonup Road Board | 1924-25 |
| McMillan | J. D. | - | Buick | NR ● 137 | Northampton Road Board | 1926-27 |
| McMillan | Lady | View Street, Peppermint Grove | Morris-Oxford | 5786 | Metro Private Car | 1926-27 |
| McMillan | Lady | View Street, Peppermint Grove | Morris-Oxford | 5786 | Metro Private Car | 1927-28 |
| McMillan | M. | Wyndham | Ford | WY ● 28 | Wyndham Road Board | 1925-26 |
| McMillan | M. | Wyndham | Ford | WY ● 28 | Wyndham Road Board | 1926-27 |
| McMillan | M. | Wyndham | Ford | WY ● 28 | Wyndham Road Board | 1927-28 |
| McMillan | Mrs | Wagin | Fiat | WM ● 24 | Wagin Municipality | 1923-24 |
| McMillan | R. | View Street | 3½ H.P. Motorcycle | PG ● 2 | Peppermint Grove Road Board | 1917-18 |
| McMillan | R. | - | Indian | N 11 | Northam Municipality | 1919 |
| McMillan | R. | Spencer's Brook | Ford | N ● 37 | Northam Road Board | 1922-23 |
| McMillan | R. | Spencer's Brook | Ford | N ● 37 | Northam Road Board | 1923-24 |
| McMillan | R. | Spencers Brook | Ford | N ● 37 | Northam Road Board | 1924-25 |
| McMillan | R. | Spencer's Brook | Ford | N ● 37 | Northam Road Board | 1925-26 |
| McMillan | R. | Spencer Brook | Durant | N ● 37 | Northam Road Board | 1926-27 |
| McMillan | R. | Spencers Brook | Durant | N ● 37 | Northam Road Board | 1927-28 |
| McMillan | Sir R. | View Street, Cottesloe | Buick | 2246 | Metro Private Car | 1922-23 |
| McMillan | Sir Robert | View Street, Peppermint Grove | Buick | 2246 | Metro Private Car | 1923-24 |
| McMillan | Sir Robert | View Street, Peppermint Grove | Buick | 2246 | Metro Private Car | 1925-26 |
| Mcmillan | Sir Robert | Peppermint Grove | Buick | 2246 | Metro Private Car | 1926-27 |
| McMillan | Sir. Robert | View Street, Peppermint Grove | Buick | 2246 | Metro Private Car | 1924-25 |
| McMillan | T. | Mornington Mills | Chevrolet | 8475 | Metro Private Car | 1927-28 |
| McMillian | J. | 1 Jubilee Street, South Perth | Overland | 4996 | Metro Private Car | 1925-26 |
| McMillian | Rir Herbert | View Street, Peppermint Grove | Buick | 2246 | Metro Private Car | 1927-28 |
| McMinn | S. | Adrian Street, Palmyra | Dodge | 8901 | Metro Private Car | 1925-26 |
| McMinn | S. | Marmion Street, Fremantle | Dodge | 8901 | Metro Private Car | 1926-27 |
| McMorrow | G. | Kurrawang | Chevrolet | CG ● 2 | Coolgardie Road Board | 1927-28 |
| McMullan | G. | - | Cycle | P ● 30 | Perth Road Board | 1919 |
| McMullen | A. H. | 11 Temple Street, Victoria Park | Ford Wagon | 9442 | Metro Private Car | 1926-27 |
| McMullen | A. H. | 11 Temple Street, Victoria Park | Ford Wagon | 9442 | Metro Private Car | 1927-28 |
| McMullen | A. H. | 11 Temple Street, Victoria Park | Rover | 11182 | Metro Private Car | 1927-28 |
| McMullen | A. T. | 11 Temple Street, Victoria Park | Rover | 11182 | Metro Private Car | 1926-27 |
| McMullen | C. D. | 27 Coronation Street, North Perth | Chevrolet | 14360 | Metro Private Car | 1927-28 |
| McMullen | James | Marley Pool York | Chevrolet 19 H.P. | Y ● 11 | York Road Board | 1922-23 |
| McMullen | James | Marley Pool, York | Chevrolet 19 H.P. | Y ● 11 | York Road Board | 1923-24 |
| McMullen | Mrs M. | 56 George Street, West Perth | Fiat | 9345 | Metro Private Car | 1927-28 |
| McMullen | P. S | Coomberdale | Oakland | M ● 142 | Moora Road Board | 1927-28 |
| McMullen | P. S. | Coomberdale | Oakland | M ● 142 | Moora Road Board | 1926-27 |
| McMullen | P. S. | Moora | Chevrolet Truck | M ● 179 | Moora Road Board | 1927-28 |
| McMurdo | E. M. Mrs | Palace Hotel, Perth | Fiat | 2249 | Metro Private Car | 1923-24 |
| McMurdo | Mrs E. | Palace Hotel, Perth | Fiat | 2249 | Metro Private Car | 1922-23 |
| McMurdo | Mrs E. M. | Palace Hotel, Perth | Fiat | 2249 | Metro Private Car | 1924-25 |
| McMurdo | Mrs E. M. | Palace Hotel, Perth | Fiat | 2249 | Metro Private Car | 1925-26 |
| McMurray | Kathleen M. | 18 Goode Street, Mount Lawley | Ford | 6443 | Metro Private Car | 1926-27 |
| McMurray | R. | Hay Street, C/o Mahers' Motor Works | Ford | 6443 | Metro Private Car | 1924-25 |
| McMurray | R. | 1131 Hay Street, Perth | Ford | 6443 | Metro Private Car | 1925-26 |
| McMurray | R. | 18 Coode Street, Mount Lawley | Ford | 6443 | Metro Private Car | 1927-28 |
| McNab | J. E. | 292 Hay Street | Chrysler | 13840 | Metro Private Car | 1926-27 |
| McNab | J. E. | 292 Hay St | Chrysler | 13840 | Metro Private Car | 1927-28 |
| McNab | R. B. | Thompson's BrookChevrolet Truck | | PE ● 149 | Preston Road Board | 1927-28 |