| Clarke | Herbert E. | Day Dawn | Metz 15 H.P. | CD ● 3 | Cue-Day Dawn Road Board | 1919 |
| Clarke | I. | South Crescent, Bayswater | Overland | 8399 | Metro Private Car | 1926-27 |
| Clarke | I. | South Crescent, Bayswater | Overland | 8399 | Metro Private Car | 1927-28 |
| Clarke | Isabella | Nembudding | Essex | WM ● 364 | Wyalkatchem Road Board | 1927-28 |
| Clarke | J. | Yalgoo Hotel | Albion | YA ● 9 | Yalgoo Road Board | 1922-23 |
| Clarke | J. | Carnarvon | Ford | CN 4 | Carnarvon Municipal Council | 1924-25 |
| Clarke | J. | Mount Magnet | Austin | MA ● 53 | Mount Magnet Road Board | 1925-26 |
| Clarke | J. | Mundijong | Rugby | SJ ● 96 | Serpentine-Jarrahdale Road Board | 1927-28 |
| Clarke | J. & Co. | Onslow | Chevrolet Truck | AS ● 48 | Ashburton Road Board | 1927-28 |
| Clarke | J. A. | Margaret River | Chevrolet | AU ● 65 | Augusta Road Board | 1926-27 |
| Clarke | J. A. | Northam | Dodge | N ● 198 | Northam Road Board | 1926-27 |
| Clarke | J. A. | Margaret River | Dodge | AU ● 65 | Augusta Road Board | 1927-28 |
| Clarke | J. B. | 3 Otway Street, Swanbourne | Ford Wagon | 3279 | Metro Hire or Trade | 1925-26 |
| Clarke | J. B. | 3 Otway Street, Swanbourne | Ford Wagon | 3279 | Metro Hire or Trade | 1926-27 |
| Clarke | J. B. | 3 Otway Street, Swanbourne | Ford Wagon | 3279 | Metro Hire or Trade | 1927-28 |
| Clarke | J. E. | Motor Garage, Yalgoo | Oldsmobile | YA ● 98 | Yalgoo Road Board | 1927-28 |
| Clarke | J. M. | Yalgoo | Ford | YA ● 39 | Yalgoo Road Board | 1923-24 |
| Clarke | J. M. | Yalgoo | Ford | YA ● 39 | Yalgoo Road Board | 1924-25 |
| Clarke | J. M. | Yalgoo | Ford | YA ● 39 | Yalgoo Road Board | 1925-26 |
| Clarke | J. M. | Yalgoo | Ford | YA ● 39 | Yalgoo Road Board | 1926-27 |
| Clarke | J. M. | Yalgoo | Chevrolet | YA ● 95 | Yalgoo Road Board | 1927-28 |
| Clarke | J. M. | Bickley | Chevrolet Truck | DR ● 69 | Darling Range Road Board | 1927-28 |
| Clarke | J. R. | 72 Central Avenue, Maylands | Ford | 5153 | Metro Private Car | 1924-25 |
| Clarke | James | Victoria Terrace | Ford | CRB 1 | Claremont Road Board | 1915 |
| Clarke | James | Victoria Terrace | Ford | CL 1 | Claremont Road Board | 1916 |
| Clarke | James | Victoria Avenue, Claremont | Dodge | 633 | Metro Private Car | 1922-23 |
| Clarke | James | 83 Victoria Avenue, Claremont | Dodge | 5284 | Metro Private Car | 1927-28 |
| Clarke | Joel B. | Ferguson | Ford Lorry | DA ● 24 | Dardanup Road Board | 1926-27 |
| Clarke | L. | Goomalling | Ford | GO ● 30 | Goomalling Road Board | 1924-25 |
| Clarke | L. | Goomalling | Ford | GO ● 135 | Goomalling Road Board | 1925-26 |
| Clarke | L. | Goomalling | Ford | GO ● 135 | Goomalling Road Board | 1926-27 |
| Clarke | L. | Goomalling | Rugby | GO ● 135 | Goomalling Road Board | 1927-28 |
| Clarke | L. L. | Jurekine | B.S.A. 2½ H.P. Motorcycle | GO 22 | Goomalling Road Board | 1916 |
| Clarke | L. L. | - | B.S.A. 3½ H.P. Motorcycle | GO ● 22 | Goomalling Road Board | 1917-18 |
| Clarke | L. L. | - | B.S.A. 3½ H.P. Motorcycle | GO ● 22 | Goomalling Road Board | 1919 |
| Clarke | L. S. | 84 Subiaco Road | - | S 89 | Subiaco Municipality | 1919 |
| Clarke | L. S. | 547 William Street, Perth | Ford | 1376 | Metro Private Car | 1922-23 |
| Clarke | L. S. | 547 William Street, Perth | Fiat | 5812 | Metro Private Car | 1924-25 |
| Clarke | L. S. | 547 William Street, Perth | Fiat | 5812 | Metro Private Car | 1925-26 |
| Clarke | L. S. | 547 William Street, Perth | Fiat | 5812 | Metro Private Car | 1926-27 |
| Clarke | L. S. | William Street, Perth | Nash | 5812 | Metro Private Car | 1927-28 |
| Clarke | M. B. | Bunbury | B.S.A. 4¼ H.P. Motorcycle | By 11 | Bunbury Municipality | 1922-23 |
| Clarke | M. B. | Bunbury | F. N. | BY 96 | Bunbury Municipality | 1923 - 1924 |
| Clarke | M. B. | Bunbury | Buick | By 96 | Bunbury Municipality | 1924-25 |
| Clarke | M. B. | Bunbury | Buick | BY 96 | Bunbury Municipality | 1925-26 |
| Clarke | M. B. | Bunbury | Dodge | BY 161 | Bunbury Municipality | 1926-27 |
| Clarke | M. B. | Bunbury | Dodge | BY 161 | Bunbury Municipality | 1927-28 |
| Clarke | M. P. | - | Overland | GO ● 15 | Goomalling Road Board | 1926-27 |
| Clarke | M. P. | Goomalling | Dodge | GO ● 235 | Goomalling Road Board | 1927-28 |
| Clarke | Mrs F. | Hopkins Street | Overland | B 67 | Boulder Municipality | 1926-27 |
