| McKenzie | N. | Three Spring | Reo | CA ● 6 | Carnamah Road Board | 1926-27 |
| McKenzie | N. | Three Springs | Reo | CA ● 118 | Carnamah Road Board | 1926-27 |
| McKenzie | N. | Three Springs | Reo | CA ● 6 | Carnamah Road Board | 1927-28 |
| McKenzie | N. | Three Springs | Reo | CA ● 118 | Carnamah Road Board | 1927-28 |
| McKenzie | N. | Edward Street, Osborne Park | Ford | P ● 30 | Perth Road Board | 1927-28 |
| McKenzie | Nathaniel | Three Springs | Hupmobile | CA ● 6 | Carnamah Road Board | 1924-25 |
| McKenzie | P. | Hines Hill | Dodge | MD ● 211 | Merredin Road Board | 1927-28 |
| McKenzie | R C. | 39 Duke Street, East Fremantle | Ford | 8980 | Metro Private Car | 1926-27 |
| McKenzie | R. | Wagin | Harley-Davidson Motorcycle | W ● 3 | Wagin Road Board | 1922-23 |
| McKenzie | R. | Dinninup | Ford | BU ● 75 | Upper Blackwood Road Board | 1926-27 |
| McKenzie | R. C. | 39 Duke Street, East Fremantle | Ford | 8980 | Metro Private Car | 1925-26 |
| McKenzie | R. D. | Palace Hotel | Studebaker 15 H.P. | P 528 | Perth Municipality | 1915 |
| McKenzie | R. D. | Wagin | Ford 20 H.P. | W ● 34 | Wagin Road Board | 1922-23 |
| McKenzie | R. D. | Wagin | Ford | W ● 34 | Wagin Road Board | 1923-24 |
| McKenzie | R. D. | Wagin | Ford | W ● 34 | Wagin Road Board | 1924-25 |
| Mckenzie | R. R. | 39 Duke Street, East Fremantle | Sunbeam | 1300 | Metro Motorcycle | 1922-23 |
| McKenzie & Co | - | Wagin | Buick | W ● 53 | Wagin Road Board | 1923-24 |
| McKenzie & Co | - | Warwick House, Saint George's Terrace, Perth | Chevrolet | 918 | Metro Private Car | 1925-26 |
| McKenzie & Co | - | Warwick House. Saint George's Terrace, Perth | Chevrolet | 918 | Metro Private Car | 1926-27 |
| McKenzie & Co . | - | Warwick House, Saint George's Terrace, Perth | Chevrolet | 918 | Metro Private Car | 1927-28 |
| McKenzie & Co Ltd | - | Wagin | Buick | W ● 53 | Wagin Road Board | 1924-25 |
| McKenzie & Co Ltd | - | Wagin | Buick | W ● 53 | Wagin Road Board | 1925-26 |
| McKenzie & Co Ltd | - | Wagin | Bulck | W ● 53 | Wagin Road Board | 1926-27 |
| McKenzie & Co Ltd | - | Wagin | Fiat | W ● 34 | Wagin Road Board | 1927-28 |
| McKenzie & Co Ltd | - | Wagin | Buick | W ● 53 | Wagin Road Board | 1927-28 |
| McKenzie Bros | - | 56 Canterbury Terrace, Vic. Park | Chevrolet Truck | 12986 | Metro Private Car | 1927-28 |
| McKenzie Bros | - | Corrigin | Ford | CR ● 17 | Corrigin Road Board | 1927-28 |
| McKeon | P. | Augusta | Chevrolet | AU ● 109 | Augusta Road Board | 1927-28 |
| McKerchar | J. C. | MacDonald Street, Osborne Park | Ford | 5874 | Metro Private Car | 1924-25 |
| McKerchar | J. C. | McDonald St Osborne Park | Morris Cowley | P ● 112 | Perth Road Board | 1924-25 |
| McKerchar | J. C. | McDonald Street, Osborne Park | Morris-Cowley | P ● 112 | Perth Road Board | 1927-28 |
| McKercher | J. C. | MacDonald Street Osborne Park | Ford | 1209 | Metro Private Car | 1924-25 |
| McKercher | J. C. | McDonald Street, Osborne Park | Ford | P ● 90 | Perth Road Board | 1925-26 |
| McKewer McBeath & Co | - | William Street | Dodge | 13880 | Metro Private Car | 1927-28 |
| McKie | G. W. | Cunderdin | Chevrolet | ME ● 58 | Meckering Road Board | 1926-27 |
| McKie | G. W. | Cunderdin | Chevrolet | ME ● 58 | Meckering Road Board | 1927-28 |
| McKie | R. | Kumminin | Chevrolet | BK ● 265 | Bruce Rock Road Board | 1927-28 |
| McKillop | L. J. | Yeovil Crescent, Bicton | Ford | 11748 | Metro Private Car | 1927-28 |
| McKinlay | W. | Rockingham | Overland | RO ● 32 | Rockingham Road Board | 1925-26 |
| McKinlay | W. | Rockingham | Overland | RO ● 32 | Rockingham Road Board | 1926-27 |
| McKinlay | W. | Rockingham | Overland | RO ● 32 | Rockingham Road Board | 1927-28 |
| McKinley | Claude W. | 41 Pennant Street, North Perth | Chrysler | 11969 | Metro Private Car | 1927-28 |
| McKinley | E. J. | Dowerin | Ford 19 H.P. | D ● 28 | Dowerin Road Board | 1922-23 |
| McKinley | E. J. | Dowerin | Ford 19 H.P. | D ● 28 | Dowerin Road Board | 1923-24 |
| McKinley | E. J. | Round Hill | Ford | M ● 67 | Moora Road Board | 1924-25 |
| McKinley | E. J. | Round Hill | Ford | M ● 67 | Moora Road Board | 1925-26 |
| McKinley | E. J. | Round Hill | Ford | M ● 67 | Moora Road Board | 1926-27 |
| McKinley | E. J. | Round Hill | Ford | M ● 67 | Moora Road Board | 1927-28 |
| McKinley | E. M. | 41 Permont Street, North Perth | Citroen | 5804 | Metro Private Car | 1925-26 |
| McKinley | E. M. | 41 Permont Street, Mount Lawley | Citroen | 5804 | Metro Private Car | 1926-27 |
