| Maher | A. | 103 Davis Street, Boulder | Willys-Knight | B 32 | Boulder Municipality | 1925-26 |
| Maher | Allen | 6 Glenroyd Street, Mount Lawley | Willys-Knight | 13375 | Metro Private Car | 1927-28 |
| Maher | H. | 81 Lake Street, Perth | Morris-Oxford | 4660 | Metro Private Car | 1924-25 |
| Maher | H. | 81 Lake Street, Perth | Morris Oxford | 4660 | Metro Private Car | 1925-26 |
| Maher | H. | 81 Lake Street, Perth | Morris Oxford | 4660 | Metro Private Car | 1926-27 |
| Maher | H. | 81 Lake Street, Perth | Morris Oxford | 4660 | Metro Private Car | 1927-28 |
| Maher | Herbert | 85 Lake Street, Perth | Morris Oxford | 4660 | Metro Private Car | 1923-24 |
| Maher | J. | 34 Blencowe Street | Ford 20 H.P. | P 1189 | Perth Municipality | 1919 |
| Maher | J. | 919a Hay Street, Perth | Ford | 2280 | Metro Private Car | 1922-23 |
| Maher | J. | Karragullen | Chevrolet Wagon | 6647 | Metro Private Car | 1924-25 |
| Maher | J. | Karragullen | Chevrolet Wagon | 6647 | Metro Private Car | 1925-26 |
| Maher | J. | Perth | Overland | 2280 | Metro Private Car | 1926-27 |
| Maher | Jas. | 919a Hay Street, Perth | Overland | 2280 | Metro Private Car | 1923-24 |
| Maher | Jas. | 919 Hay Street, Perth | Overland | 2280 | Metro Private Car | 1924-25 |
| Maher | Jas. | 989 Hay Street, Perth | Ford | 2280 | Metro Private Car | 1925-26 |
| Maher | John | Karragullen | Chevrolet Wagon | 89 | Metro Private Car | 1926-27 |
| Maher | John | Karragullen | Chevrolet Wagon | 89 | Metro Private Car | 1926-27 |
| Maher | John | Karragullen | Chevrolet Wagon | 14753 | Metro Private Car | 1927-28 |
| Maher | M. | Nangeenan | Rugby | MD ● 261 | Merredin Road Board | 1927-28 |
| Maher | M. | Marble Bar | Dodge | MB ● 25 | Marble Bar Road Board | 1927-28 |
| Maher | P. | - | - | CB 33 | Cottesloe Beach Road Board | 1915 |
| Maher | W. | Scott Street, South Fremantle | Overland | 8937 | Metro Private Car | 1925-26 |
| Maher | W. | Stoke Street, Beaconsfield | Citroen | 12118 | Metro Private Car | 1926-27 |
| Maher | W. E. | Narrogin | Cycle and Sidecar 4½ H.P. Motorcycle | NGN 4 | Narrogin Municipality | 1919 |
| Maher | W. E. | Wokalup | Austin | H ● 221 | Harvey Road Board | 1927-28 |
| Maher | Willaim | Wickepin | Ford Truck | WK ● 125 | Wickepin Road Board | 1926-27 |
| Maher | William | Wickepin | Ford Truck | WK ● 125 | Wickepin Road Board | 1925-26 |
| Maher | William | Wickepin | Ford Truck | WK ● 125 | Wickepin Road Board | 1927-28 |
| Mahisteadt | F. | Wagin | Utility Truck | WN 62 | Wagin Municipality | 1926-27 |
| Mahlberg | A. | Capel | Ford | CP ● 25 | Capel Road Board | 1927-28 |
| Mahlberg | A. | Boyanup | Studebaker | CP ● 96 | Capel Road Board | 1927-28 |
| Mahlberg | A. H. | Boyanup | Ford Truck | CP ● 25 | Capel Road Board | 1925-26 |
| Mahlberg | A. H. | Boyanup | Ford Truck | CP ● 25 | Capel Road Board | 1926-27 |
| Mahlstead | F. | Wagin | Utility Truck | WN 62 | Wagin Municipality | 1927-28 |
| Mahlstead | F. G. | Wagin | Chevrolet | WN 33 | Wagin Municipality | 1927-28 |
| Mahlsteadt | F. G. | Wagin | Chevrolet | WM ● 33 | Wagin Municipality | 1923-24 |
| Mahlsteadt | F. G. | Wagin | Chevrolet | WN ● 33 | Wagin Municipality | 1926-27 |
| Mahlstedt | F. | Wagin | Utility Truck | WN 62 | Wagin Municipality | 1925-26 |
| Mahlstedt | F. G. | Wagin | Chevrolet | WN 33 | Wagin Municipality | 1925-26 |
| Mahmood | Verma | Wiluna | Ford | WU ● 2 | Wiluna Road Board | 1923-24 |
| Mahmood | Verma T. | Wiluna | Ford | WU ● 1 | Wiluna Road Board | 1922-23 |
| Mahomet | A. | Mount Helena | Chevrolet Truck | GE ● 54 | Greenmount Road Board | 1925-26 |
| Mahomet | Cass | Kondinin | Studebaker | RE ● 59 | Roe Road Board | 1925-26 |
| Mahoney | R. | Mount Magnet | Buick | MA ● 31 | Mount Magnet Road Board | 1924-25 |
| Mahony | A. J. | Mount Magnet | Buick | MA ● 31 | Mount Magnet Road Board | 1925-26 |
| Mahony | R. | Mount Magnet | Hup Truck | MA ● 54 | Mount Magnet Road Board | 1925-26 |
| Mahony | R. | Mount Magnet | Buick | MA ● 31 | Mount Magnet Road Board | 1926-27 |
| Mahony Estate | - | Mount Magnet | Ford Wagon | MA ● 31 | Mount Magnet Road Board | 1927-28 |
| Mahoob | T. A. | Cue | Ford | CD ● 63 | Cue-Day Dawn Road Board | 1927-28 |
| Mahood | J. J. | C/o Elder Smith & Co | Dodge | 2337 | Metro Private Car | 1922-23 |
