| Kregor | John | Kondut | Buick | WB ● 65 | Wongan-Ballidu Road Board | 1927-28 |
| Kreibig | Mrs M. | Amphion | Rugby | MR ● 45 | Marradong Road Board | 1925-26 |
| Kreig | H. L. | Nungarin | Chevrolet Truck | NA ● 164 | Nungarin Road Board | 1927-28 |
| Kreishing | G. | 33 Coldstream Street, Leederville | Rugby | 1778 | Metro Private Car | 1926-27 |
| Kreitling | G. | 33 Goldstream Street, Leederville | Rugby | 1778 | Metro Private Car | 1927-28 |
| Kretchman | W. H. | Perenjeri | Chevrolet | PM ● 7 | Perenjori-Morawa Road Board | 1924-25 |
| Kretchman | W. H. | 28 Thompson Road, Claremont | Chevrolet | 13217 | Metro Private Car | 1927-28 |
| Kretchmar | W. H. | Perenjori | Chevrolet | PM ● 7 | Perenjori-Morawa Road Board | 1925-26 |
| Kretchmar | W. H. | 28 Thompson Road, Claremont | Chevrolet | 13217 | Metro Private Car | 1926-27 |
| Kribben | M. | - | Ford Truck | BE ● 192 | Beverley Road Board | 1924-25 |
| Kribben | M. | Beverley | Fait Truck | BE ● 192 | Beverley Road Board | 1925-26 |
| Kribben | M. | Beverley | Essex | BE ● 192 | Beverley Road Board | 1926-27 |
| Kribben | Max | York | Ford | Y 97 | York Municipality | 1924-25 |
| Kriebig | Mrs M. | Amphion | Rugby | MR ● 45 | Marradong Road Board | 1926-27 |
| Krieg | H. J. | Watercarrin-Hindmarsh | Ford Truck | ME ● 182 | Meckering Road Board | 1925-26 |
| Krieg | H. J. | Watercarrin-Hindmarsh | Ford Truck | ME ● 182 | Meckering Road Board | 1926-27 |
| Krieg | H. J. | Watercarrin-Hindmarsh | Ford Truck | ME ● 182 | Meckering Road Board | 1927-28 |
| Kroenert | P. A. J. | Glen Forrest | Ford | 16015 | Metro Private Car | 1927-28 |
| Kronberger | R. | Bay View Terrace, Cottesloe Beach | Dodge | 8911 | Metro Private Car | 1925-26 |
| Kronberger | R. | Swan Street, North Perth | Willys Knight | 8045 | Metro Private Car | 1925-26 |
| Kronberger | R. | Steam Laundry Fremantle | Ford | 7094 | Metro Private Car | 1927-28 |
| Kronberger | R. | 18 Norfolk Street, Fremantle | Rugby | 12226 | Metro Private Car | 1927-28 |
| Kronberger | Rudolph | Swan Street, North Fremantle | Overland | 1984 | Metro Private Car | 1923-24 |
| Kronberger | Rudolph | Bay View Terrace, Mosman Bay | Overland | 1984 | Metro Private Car | 1924-25 |
| Kronert | A. | - | Ford | BE ● 85 | Beverley Road Board | 1926-27 |
| Krrnan | W. | Katanning | Buick | KA ● 13 | Katanning Road Board | 1927-28 |
| Krsto Vladich | - | Hertha Road, Osborne Park | Motor Truck | P ● 175 | Perth Road Board | 1927-28 |
| Krug | A. B. | 99 Charles Street, West Perth | Essex | 11338 | Metro Private Car | 1927-28 |
| Krug | Miss D. | C/o Middlewick & Co. Murray Street, Perth | Austin | 1511 | Metro Private Car | 1927-28 |
| Kruger | E. M. | 42 Ventnor Avenue, West Perth | Essex | 8330 | Metro Private Car | 1925-26 |
| Kruger | E. M. | 42 Ventnor Avenue, West Perth | Essex | 8330 | Metro Private Car | 1926-27 |
| Kruger | E. M. | 42 Ventnor Avenue, West Perth | Essex | 8330 | Metro Private Car | 1927-28 |
| Kruger | Elsie M. | 52 Ventnor Avenue, West Perth | Dodge | 2666 | Metro Private Car | 1923-24 |
| Kruger | M. | Wagin | - | W 3 | Wagin Road Board | 1916 |
| Kruger | M. | Nungarin | Ford Van | NA ● 89 | Nungarin Road Board | 1927-28 |
| Kruger | Mrs E. M. | Gordon Street | Essex | N 113 | Northam Municipality | 1924-25 |
| Kruger | V. | Roebourne | Ford Truck | R ● 51 | Roebourne Road Board | 1925-26 |
| Kruger | V. | Roebourne | Ford Truck | R ● 51 | Roebourne Road Board | 1926-27 |
| Kruger | V. C. | Roebourne | Chevrolet Truck | R ● 52 | Roebourne Road Board | 1927-28 |
| Kruger | W. C. | Roebourne | Ford | R ● 22 | Roebourne Road Board | 1922-23 |
| Kruger | W. C. | Roebourne | Ford | R ● 22 | Roebourne Road Board | 1923-24 |
| Kruse & Morris | - | Sandstone | Ford Wagon | BR ● 39 | Black Range Road Board | 1927-28 |
| Kruse & Morris | - | Sandstone | Ford Wagon | BR ● 42 | Black Range Road Board | 1927-28 |
| Kruth | E. | 5 Brookman Street | Indian 3 ½ H.P. | KMC 41 | Kalgoorlie Municipality | 1916 |
| Kruth | E. E. | Gwalia | Indian 3-12 H.P. Motorcycle | ML ● 20 | Leonora-Malcolm Road Board | 1917-18 |
| Kube | H. B. | Katanning | Rugby | KA ● 262 | Katanning Road Board | 1926-27 |
| Kube | H. B. | Katanning | Rugby | KA ● 262 | Katanning Road Board | 1927-28 |
| Kuchan | F. E. | Forrest Road East Fremantle | Ford Wagon | 7154 | Metro Private Car | 1925-26 |
| Kuchan | F. E. | Forrest Road, Jandakot | Ford Wagon | 7154 | Metro Private Car | 1926-27 |
| Kuchan | F. E. | Forrest Road, Jandakot | Ford Wagon | 7154 | Metro Private Car | 1927-28 |
