| Robertson | P. F. | Albany | Dodge | A 137 | Albany Municipality | 1927-28 |
| Robertson | R. | Carnamah | Ford | CA ● 12 | Carnamah Road Board | 1924-25 |
| Robertson | R. | Carnamah | Ford | CA ● 12 | Carnamah Road Board | 1925-26 |
| Robertson | R. | Carnamah | Ford | CA ● 12 | Carnamah Road Board | 1926-27 |
| Robertson | R. | Carnamah | Ford | CA ● 12 | Carnamah Road Board | 1927-28 |
| Robertson | R. M. | Wagin | Overland | W ● 92 | Wagin Road Board | 1927-28 |
| Robertson | T. | Kean Street | Ford 20 H.P. | PG ● 17 | Peppermint Grove Road Board | 1917-18 |
| Robertson | T. | Kean Street | Ford 20 H.P. | PG 17 | Peppermint Grove Road Board | 1919 |
| Robertson | W. | Keane Street | Ford 20 H.P. | PG 17 | Peppermint Grove Road Board | 1916 |
| Robertson | W. R. | 173 Thompson Road, South Fremantle | Ford Wagon | 3973 | Metro Hire or Trade | 1924-25 |
| Robertson | W. R. | Thompson Road, North Fremantle | Ford Wagon | 3937 | Metro Hire or Trade | 1925-26 |
| Robertson & Moffat | - | Murray Street, Perth | Clement Talbot 15 H.P. | P 256 | Perth Municipality | 1915 |
| Robertson Bros | - | Saint George's Terrace, Perth | Essex | 124 | Metro Private Car | 1922-23 |
| Robertson Bros | - | 91 Saint George's Terrace, Perth | Ford | 1221 | Metro Private Car | 1922-23 |
| Robertson Bros | - | 91 Saint George's Terrace, Perth | Ford | 1221 | Metro Private Car | 1924-25 |
| Robertson Bros Ltd | - | 91 Saint George's Terrace | Douglas 2¾ H.P. Motorcycle | P 621 | Perth Municipality | 1917-18 |
| Robertson Bros Ltd | - | 91 Saint George's Terrace, Perth | Ford | 1221 | Metro Private Car | 1925-26 |
| Robertson Bros Ltd | - | 91 Saint George's Terrace, Perth | Ford | 1221 | Metro Private Car | 1926-27 |
| Robertson Bros Ltd | - | 91 Saint George's Terrace, Perth | Essex | 124 | Metro Private Car | 1926-27 |
| Robertson Bros Ltd | - | 91 Saint George's Terrace, Perth | Essex | 124 | Metro Private Car | 1926-27 |
| Robertson Bros Ltd | - | 91 Saint George's Terrace, Perth | Essex | 124 | Metro Private Car | 1927-28 |
| Robertson Bros. Ltd | - | Perth | Douglas | P 621 | Perth Municipality | 1919 |
| Robertson Bros. Ltd | - | 91 Saint George's Terrace, Perth | Essex | 124 | Metro Private Car | 1923-24 |
| Robertson Bros. Ltd | - | 91 Saint Geoge's Terrace, Perth | Ford | 1221 | Metro Private Car | 1923-24 |
| Robertson BrosLtd | - | 91 Saint George's Terrace, Perth | Ford | 1221 | Metro Private Car | 1927-28 |
| Robey | L. W. | Pithara | Ford | DL ● 46 | Dalwallinu Road Board | 1923-24 |
| Robey | Mrs S. | Marion Street, Leederville | Ford | 11832 | Metro Private Car | 1926-27 |
| Robin | J. | 42 Stirling Street, Fremantle | Velie | 6193 | Metro Private Car | 1925-26 |
| Robin | J. | 42 Stirling Street, Fremantle | Velie | 11231 | Metro Private Car | 1926-27 |
| Robins | C. | 34 Mackie Street, Victoria Park | Dodge | 7576 | Metro Private Car | 1925-26 |
| Robins | C. | 34 Mackie Street, Victoria Park | Dodge | 7576 | Metro Private Car | 1925-26 |
| Robins | C. | 34 Mackie Street, Victoria Park | Dodge | 10031 | Metro Hire or Trade | 1925-26 |
| Robins | C. | 34 Mackie Street, Victoria Park | Dodge | 7576 | Metro Private Car | 1926-27 |
| Robins | C. | 34 Mackie Street, Victoria Park | Stephens | 11815 | Metro Private Car | 1926-27 |
| Robins | Chas. | 34 Mackie Street, Victoria Park | Overland | 3339 | Metropolitan Hire and Trade Cars | 1923-24 |
| Robins | F. A. | 44 Mint Street, Victoria Park | Rugby | 11040 | Metro Private Car | 1926-27 |
| Robins | F. A. | 44 Mint Street, Victoria Park | Rugby | 11040 | Metro Private Car | 1927-28 |
| Robins | G. E. | Babakin | Oldsmobile | BK ● 166 | Bruce Rock Road Board | 1925-26 |
| Robins | G. E. | Babakin | Oldsmobile | BK ● 166 | Bruce Rock Road Board | 1926-27 |
| Robins | G. E. | Babakin | Garford Truck | BK ● 257 | Bruce Rock Road Board | 1927-28 |
| Robins | Julius | Market Street, Fremantle | Velle | 11231 | Metro Private Car | 1927-28 |
| Robins | L. | Dongerdilling | Buick | BE ● 227 | Beverley Road Board | 1925-26 |
| Robins | L. | Dongerdilling | Buick | BE ● 227 | Beverley Road Board | 1926-27 |
| Robins | Mrs G. E. | Babakin | Austin | BK ● 236 | Bruce Rock Road Board | 1927-28 |
| Robins | W. | 34 Russell Street Fremantle | Studebaker | 3212 | Metropolitan Hire and Trade Cars | 1923-24 |
| Robins | W. F. | Mackie Street | Overland 30 H.P. | VP 11 | Victoria Park Municipality | 1915 |
| Robins | W. F. | Mackie Street | Overland 30 H.P. | VP 11 | Victoria Park Municipality | 1916 |
| Robins | W. F. | Victoria Park | Overland 25 H.P. | P 1061 | Perth Municipality | 1917-18 |
| Robins | W. F. | Victoria Street | Overland 25 H.P. | P 1061 | Perth Municipality | 1919 |
| Robins Lewis Estate Late | - | Beverley | Buick | BE ● 227 | Beverley Road Board | 1927-28 |
