| Ryan | M. | - | Maxwell | GO ● 79 | Goomalling Road Board | 1926-27 |
| Ryan | M. | Young,s Siding | Ford Truck | A ● 19 | Albany Road Board | 1927-28 |
| Ryan | M. | Greenhills | Ford | Y ● 172 | York Road Board | 1927-28 |
| Ryan | M. | - | Maxwell | GO ● 79 | Goomalling Road Board | 1927-28 |
| Ryan | Mrs | Goomalling | Ford | GO ● 39 | Goomalling Road Board | 1922-23 |
| Ryan | Mrs | Goomalling | Ford | GO ● 39 | Goomalling Road Board | 1923-24 |
| Ryan | Mrs V. | Woodhouse Road, East Fremantle | Hupmobile | 11593 | Metro Private Car | 1926-27 |
| Ryan | O. | Duranillin | Ford Truck | AW ● 80 | West Arthur Road Board | 1926-27 |
| Ryan | O. | Duranillin | Ford Truck | AW ● 80 | West Arthur Road Board | 1927-28 |
| Ryan | P. | 1st Avenue, Mount Lawley | Ford 20 H.P. | P ● 36 | Perth Road Board | 1917-18 |
| Ryan | P. | 1st Avenue, Mount Lawley | Studebaker 35 H.P. | P ● 208 | Perth Road Board | 1917-18 |
| Ryan | P. | Weld Rangle, via Cue | Ford | CD ● 3 | Cue-Day Dawn Road Board | 1925-26 |
| Ryan | P. | Busselton | Dodge | BN 60 | Municipality of Busselton | 1926-27 |
| Ryan | P. | Busselton | Dodge | BN 60 | Municipality of Busselton | 1927-28 |
| Ryan | P. D. | 49 First Avenue, Mount Lawley | Studebaker 25 H.P. | P 208 | Perth Municipality | 1917-18 |
| Ryan | P. D. | - | Dodge | P ● 208 | Perth Road Board | 1919 |
| Ryan | P. S. | Busselton | Dodge | BN 60 | Municipality of Busselton | 1925-26 |
| Ryan | Patrick | 32-mile, via Cue | Ford 15 H.P. | CD ● 11 | Cue-Day Dawn Road Board | 1919 |
| Ryan | Phillip | Claymore | Dodge | SU ● 16 | Sussex Road Board | 1923-24 |
| Ryan | Phillip | Busselton | Dodge | BN 60 | Busselton Municipality | 1924-25 |
| Ryan | R. J. | 78 Grant Street, Cottesloe | Ford Truck | 10108 | Metro Hire or Trade | 1926-27 |
| Ryan | S. | Bridgetown | Ford Wagon | B ● 115 | Bridgetown Road Board | 1926-27 |
| Ryan | S. | Bridgetown | Ford Truck | B ● 115 | Bridgetown Road Board | 1927-28 |
| Ryan | S. J. | Baandee | Oldsmobile | KE ● 257 | Kellerberrin Road Board | 1926-27 |
| Ryan | S. J. | Baandee | Oldsmobile | KE ● 257 | Kellerberrin Road Board | 1927-28 |
| Ryan | S. M. | Bridgetown | Ford Wagon | B ● 115 | Bridgetown Road Board | 1925-26 |
| Ryan | T. | Recreation Hotel, Burt Street | Overland | B 31 | Boulder Municipality | 1924-25 |
| Ryan | T. | Recreation Hotel, Burt Street, Boulder | Overland | B 31 | Boulder Municipality | 1925-26 |
| Ryan | T. H. | His Majesty's Hotel, Fremantle | Oldsmobile | 12242 | Metro Private Car | 1927-28 |
| Ryan | T. S. | Wellington Street | Chevrolet | N 167 | Northam Municipality | 1925-26 |
| Ryan | T. S. | Wellington Street | Chevrolet | N 167 | Northam Municipality | 1926-27 |
| Ryan | Thos S. | Wellington Street | Buick | N 167 | Northam Municipality | 1927-28 |
| Ryan | V. G. | 2571 Whitlock Street | Studebaker 15 H.P. | K ● 11 | Kalgoorlie Road Board | 1919 |
| Ryan | Victor G. | 108 Anzac Road, Mount Hawthorn | Ford | 12983 | Metro Private Car | 1927-28 |
| Ryan | W. H. | Wongamine | Buick | N ● 82 | Northam Road Board | 1924-25 |
| Ryan | W. H. | Wongamine | Buick | N ● 82 | Northam Road Board | 1925-26 |
| Ryan | W. H. | - | Buick | GO ● 197 | Goomalling Road Board | 1926-27 |
| Ryan | W. H. | Yarramony | Buick | GO ● 197 | Goomalling Road Board | 1927-28 |
| Ryan Bros | - | 52 Railway Terrace, Mount Lawley | Morris-Cowley | 12839 | Metro Private Car | 1927-28 |
| Ryce | G. | James Street, Guildford | Daimler | 5618 | Metro Private Car | 1924-25 |
| Ryce | G. | James Street, Guildford | Daimler | 5618 | Metro Private Car | 1925-26 |
| Rychan | P. | 66 Bulwer Street, Perth | Ford Wagon | 10198 | Metro Hire or Trade | 1926-27 |
| Rychem | Paul | 66 Bulwer Street, Perth | Buick Wagon | 3302 | Metropolitan Hire and Trade Cars | 1923-24 |
| Rychen | P. | 60 Buwer Street, Perth | Ford | 4844 | Metro Private Car | 1924-25 |
| Rychen | P. | 66 Bulwer Street, Perth | Ford Wagon | 11030 | Metro Private Car | 1926-27 |
| Rychen | P. | Bulwer Street, Perth | Chrysler | 6430 | Metro Private Car | 1927-28 |
| Rycher | P. | 66 Bulwer Street, Perth | Ford Wagon | 9949 | Metro Private Car | 1926-27 |
| Ryder | G. K. | 2 Norbert Street, East Perth | Dodge | 4490 | Metro Private Car | 1927-28 |
| Ryding | J. | Guildford Road | Ford 20 H.P. | BP ● 25 | Belmont Park Road Board | 1919 |
| Ryding | J. | St Kilda Road, Belmont | Chevrolet | 351 | Metro Private Car | 1926-27 |
