| Roots | S. | Albany | Ford Truck | A 55 | Municipality of Albany | 1924-25 |
| Roots | S. | Albany | Ford Truck | A 55 | Municipality of Albany | 1925-26 |
| Roots | S. | Albany | Overland Truck | A 55 | Municipality of Albany | 1926-27 |
| Roots | S. | Albany | Chrysler | A 127 | Municipality of Albany | 1926-27 |
| Roots | S. | Albany | Rugby Truck | A 55 | Albany Municipality | 1927-28 |
| Roots | S. | Albany | Ford Truck | A 127 | Albany Municipality | 1927-28 |
| Roper | C. | 365 Barker Road, Subiaco | Ford Wagon | 3252 | Metro Private Car | 1924-25 |
| Roper | C. R. | 364 Baker Road, Subiaco | Ford Wagon | 3755 | Metro Hire or Trade | 1925-26 |
| Roper | C. R. | 364 Barker Road, Subiaco | Ford Wagon | 3755 | Metro Hire or Trade | 1926-27 |
| Roper | C. R. | 365 Barker Road, Subiaco | Ford Wagon | 3755 | Metro Hire or Trade | 1927-28 |
| Roper | Colin | 365 Barker Road, Subiaco | Ford Wagon | 3252 | Metropolitan Hire and Trade Cars | 1923-24 |
| Roper | Miss G. J | 365 Barker Road, Subiaco | Whippet | 2794 | Metro Private Car | 1927-28 |
| Roper | Mrs A. | South & Carrington St Fremantle | Ford | 7708 | Metro Private Car | 1926-27 |
| Roper | Mrs A. | South and Carrington St., Fremantle | Ford | 7708 | Metro Private Car | 1927-28 |
| Rorison | M. | Nungarin | Standard | NA ● 44 | Nungarin Road Board | 1927-28 |
| Roscoe | C. A. | Blackboy Hill | Pullman 20 H.P. | MJ 60 | Midland Junction Municipality | 1916 |
| Roscoe | J. W. | Harney Street, Cottesloe Beach | Dodge | 3298 | Metropolitan Hire and Trade Cars | 1923-24 |
| Roscoe | J. W. | Harney Street, Cottesloe Beach | Dodge | 3298 | Metro Private Car | 1924-25 |
| Roscoe | J. W. | Harvey Street, Cottesloe Beach | Hudson | 3298 | Metro Hire or Trade | 1925-26 |
| Roscoe | J. W. | 3 Harvey Street, Cottesloe Beach | Chevrolet Wagon | 8422 | Metro Private Car | 1926-27 |
| Roscoe | James W. | Harvey Street, Cottesloe Beach | Dodge | 3298 | Metro Vehicle for Hire | 1922-23 |
| Roscoe | T. | Northampton | Chevrolet | NR ● 16 | Northampton Road Board | 1927-28 |
| Roscoe | W. F. | 221 Lake Street | Ford 20 H.P. | P 1309 | Perth Municipality | 1919 |
| Rose | --. | Moora | Chevrolet Truck | M ● 204 | Moora Road Board | 1927-28 |
| Rose | A. J. | - | Ford 20 H.P. | DRB 1 | Dardanup Road Board | 1915 |
| Rose | A. J. | - | Ford 20 H.P. | DA 1 | Dardanup Road Board | 1916 |
| Rose | A. J. | - | Buick 15-18 H.P. | DA ● 1 | Dardanup Road Board | 1917-18 |
| Rose | A. J. | - | Buick 18 H.P. | DA ● 1 | Dardanup Road Board | 1919 |
| Rose | A. J. | Bunbury | Buick 24 H.P. | By 54 | Bunbury Municipality | 1922-23 |
| Rose | A. J. | Bunbury | Buick 24 H.P. | BY 54 | Bunbury Municipality | 1923 - 1924 |
| Rose | A. J. | Bunbury | Buick | By 54 | Bunbury Municipality | 1924-25 |
| Rose | A. J. | Bunbury | Buick | BY 54 | Bunbury Municipality | 1925-26 |
| Rose | A. J. | Bunbury | Buick | BY 54 | Bunbury Municipality | 1926-27 |
| Rose | A. J. | Bunbury | Buick | BY 54 | Bunbury Municipality | 1927-28 |
| Rose | Albert C. | 50 Kingston Avenue, West Perth | Chevrolet | 26 | Metro Private Car | 1927-28 |
| Rose | B. | Royal Hotel, Perth | Buick | 11734 | Metro Private Car | 1926-27 |
| Rose | B. | Royal Hotel, Perth | Bucik | 11734 | Metro Private Car | 1927-28 |
| Rose | B. M. | 18 Saint George's Terrace, Perth | Morris-Cowley | 13156 | Metro Private Car | 1926-27 |
| Rose | B. M. | 18 Saint George's Terrace, Perth | Morris-Cowley | 13156 | Metro Private Car | 1927-28 |
| Rose | C. | Gabbin | Chevrolet | MM ● 59 | Mount Marshall Road Board | 1927-28 |
| Rose | E | Bunbury | Buick 30 H.P. | By 25 | Bunbury Municipality | 1919 |
| Rose | E. | Bunbury | Buick 30 H.P. | By 25 | Bunbury Municipality | 1917-18 |
| Rose | E. Hon. | Bunbury | Buick | BY 25 | Bunbury Municipality | 1923 - 1924 |
| Rose | E. M. | Ferguson | Ford | DA ● 20 | Dardanup Road Board | 1923-24 |
| Rose | E. M. | Ferguson | Ford | DA ● 20 | Dardanup Road Board | 1924-25 |
| Rose | E. M. | Ferguson | Ford | DA ● 20 | Dardanup Road Board | 1925-26 |
| Rose | E. M. | Ferguson | Ford | DA ● 20 | Dardanup Road Board | 1926-27 |
| Rose | E. M. | Ferguson | Ford | DA ● 20 | Dardanup Road Board | 1927-28 |
| Rose | Eddy | Minnivale | Chevrolet | D ● 49 | Dowerin Road Board | 1927-28 |
| Rose | Edwin | Brunswick | - | HRB 2 | Harvey Road Board | 1915 |
