| Kelly | Wm. | Dowerin | Ford Truck | D ● 158 | Dowerin Road Board | 1927-28 |
| Kelman | J. | 26 Elizabeth Street, North Perth | Chevrolet | 13175 | Metro Private Car | 1926-27 |
| Kelman | James | 25 Eliabeth Street, North Perth | Chevrolet | 13175 | Metro Private Car | 1927-28 |
| Kelsail & Sons | - | Moora | Chevrolet Truck | M ● 156 | Moora Road Board | 1926-27 |
| Kelsall | Dr H. H. | Round Hill Moora | Buick 15 H.P. | M ● 23 | Moora Road Board | 1922-23 |
| Kelsall | Dr H. T. | Round Hill, Moora | Buick | M ● 23 | Moora Road Board | 1917-18 |
| Kelsall | Dr. H. H. | Round Hill, Moora | Buick 15 H.P. | M ● 23 | Moora Road Board | 1923-24 |
| Kelsall | Dr. H. T. | Round Hill, Moora | Buick | M 23 | Moora Road Board | 1919 |
| Kelsall | H. T. | Moora | Buick | M ● 23 | Moora Road Board | 1924-25 |
| Kelsall | H. T. | Moora | Bean | M ● 81 | Moora Road Board | 1925-26 |
| Kelsall & Sons | - | Moora | Bean | M ● 81 | Moora Road Board | 1927-28 |
| Kelsell & Sons | - | Moora | Chevrolet Truck | M ● 156 | Moora Road Board | 1927-28 |
| Kelsey | F. | Kununoppin | Chevrolet | KTY ● 39 | Kununoppin-Trayning Road Board | 1925-26 |
| Kelsey | F. | Kununoppin | Chevrolet | KTY ● 39 | Kununoppin-Trayning Road Board | 1926-27 |
| Kelsey | F. | Kununoppin | Chevrolet | KTY ● 39 | Kununoppin-Trayning Road Board | 1927-28 |
| Kelsli | H. T. | Moora | Bean | M ● 81 | Moora Road Board | 1926-27 |
| Kemble | J. L. | Katanning | Ford | KA ● 58 | Katanning Road Board | 1924-25 |
| Kemble | S. | Katanning | Ford | KA ● 68 | Katanning Road Board | 1917-18 |
| Kemble | S. | Katanning | Ford | KA 68 | Katanning Road Board | 1919 |
| Kemble | S. | Katanning | Ford 19 H.P. | KA ● 68 | Katanning Toad Board | 1922-23 |
| Kemble | S. | Katanning | Ford 19 H.P. | KA ● 68 | Katanning Road Board | 1923-24 |
| Kemble | S. | Katanning | Ford | KA ● 68 | Katanning Road Board | 1924-25 |
| Kemble | S. | Eylmartup | Ford | KA ● 68 | Katanning Road Board | 1925-26 |
| Kemble | S. | Badgeup | Ford | KA ● 68 | Katanning Road Board | 1926-27 |
| Kemble | S. | Katanning | Ford | KA ● 260 | Katanning Road Board | 1926-27 |
| Kemble | S. | Katanning | Ford | KA ● 260 | Katanning Road Board | 1927-28 |
| Kemp | A. E. | 64 Carnac Street, Fremantle | Ford | 6019 | Metro Private Car | 1924-25 |
| Kemp | A. E. | 64 Carnac Street, Fremantle | Ford | 6019 | Metro Private Car | 1925-26 |
| Kemp | A. E. | 64 Carno Street, Fremantle | Citroen | 6019 | Metro Private Car | 1926-27 |
| Kemp | A. E. | 31 Carnac Street, Fremantle | Ford | 6019 | Metro Private Car | 1927-28 |
| Kemp | A. J. | Thomson's Brook | Rugby | PE ● 81 | Preston Road Board | 1925-26 |
| Kemp | A. J. | Thompsons Brook | Rugby | PE ● 81 | Preston Road Board | 1926-27 |
| Kemp | A. J. | Thompson's Brook | Rugby | PE ● 81 | Preston Road Board | 1927-28 |
| Kemp | Arthur | Lomos | Ford Truck | CR ● 297 | Corrigin Road Board | 1927-28 |
| Kemp | C. | Belmont Avenue | B.S.A. 3½ H.P. Motorcycle | BP ● 20 | Belmont Park Road Board | 1919 |
| Kemp | D. | Howatharra | Ford | NR ● 85 | Northampton Road Board | 1925-26 |
| Kemp | D. | Howatharra | Ford | NR ● 85 | Northampton Road Board | 1926-27 |
| Kemp | D. | - | Ford | MW ● 88 | Mullewa Road Board | 1927-28 |
| Kemp | E. G. | 45 Mackie Street, Victoria Park | Dodge | 2478 | Metro Private Car | 1927-28 |
| Kemp | E. J. | Thomson's Brook | B.S.A. Motorcycle | PE ● 5 | Preston Road Board | 1922-23 |
| Kemp | E. J. | 19 Broome Street, Cottesloe | Maxwell | 9225 | Metro Private Car | 1926-27 |
| Kemp | Elizabeth | Mason Street, Cottesloe Beach | Maxwell | 9225 | Metro Private Car | 1927-28 |
| Kemp | H. A. | Balingup | Chevrolet | BN ● 3 | Balingup Road Board | 1926-27 |
| Kemp | H. A. | Jitarning | Chevrolet | KU ● 208 | Kulin Road Board | 1927-28 |
| Kemp | J. A. | 170a Railway Terrace, Maylands | Oakland | 1349 | Metro Private Car | 1927-28 |
| Kemp | J. A. C. | 83 Crawford Road, Maylands | Kemp | 4593 | Metro Private Car | 1923-24 |
| Kemp | J. A. C. | 170 Railway Terrace, Maylands | Chevrolet | 7915 | Metro Private Car | 1925-26 |
| Kemp | J. A. C. | 170 Railway Terrace, Maylands | Chevrolet | 7915 | Metro Private Car | 1926-27 |
| Kemp | J. C. | 83 Crawford Road, Mayland | Ford | 4593 | Metro Private Car | 1924-25 |
| Kemp | J. C. | 83 Crawford Road, Maylands | Ford | 4593 | Metro Private Car | 1925-26 |
