| Forrest | B. S. | 7 Stephen Street, Guildford | Ford | 282 | Metro Private Car | 1926-27 |
| Forrest | C. C. | Lowden | Ford | PE ● 37 | Preston Road Board | 1923-24 |
| Forrest | C. C. | Lowden | Ford | PE ● 37 | Preston Road Board | 1924-25 |
| Forrest | C. C. | Preston | Ford | PE ● 37 | Preston Road Board | 1925-26 |
| Forrest | C. C. | Preston | Ford | PE ● 37 | Preston Road Board | 1926-27 |
| Forrest | C. W. | Bridgetown | Chevrolet | B ● 174 | Bridgetown Road Board | 1927-28 |
| Forrest | D. | Bay View Terrace, Claremont | Car | C 4 | Claremont Municipality | 1917-18 |
| Forrest | D. | Bay View Terrace, Claremont | - | C 4 | Claremont Municipality | 1919 |
| Forrest | D. B. | Ludlow | Chevrolet | CP ● 74 | Capel Road Board | 1927-28 |
| Forrest | D. R. | Dangin | Dodge | Q ● 95 | Quairading Road Board | 1926-27 |
| Forrest | D. R. | Dangin | Dodge | Q ● 95 | Quairading Road Board | 1927-28 |
| Forrest | David | Bay View Terrace, Claremont | Buick | 192 | Metro Private Car | 1925-26 |
| Forrest | F. A. | Kookynie | Indian | MN ● 29 | Menzies Road Board | 1922-23 |
| Forrest | J. | Forrest Chambers | Dodge 20 H.P. | P 365 | Perth Municipality | 1919 |
| Forrest | J. | Mount Street, Perth | Dodge | 365 | Metro Private Car | 1922-23 |
| Forrest | J. | - | Dodge 23 H.P. | BO 10 | Brookton Road Board | 1922-23 |
| Forrest | J. | Aldersyde | Dodge | BO ● 10 | Brookton Road Board | 1923-24 |
| Forrest | J. | Aldersyde | Dodge | BO ● 10 | Brookton Road Board | 1924-25 |
| Forrest | J. | 46 Mount Street, Perth | Austin | 6795 | Metro Private Car | 1925-26 |
| Forrest | J. | Aldersyde | Dodge | BO ● 10 | Brookton Road Board | 1925-26 |
| Forrest | J. | 46 Mount Street, Perth | Austin | 6795 | Metro Private Car | 1926-27 |
| Forrest | J. | Aldersyde | Dodge | BO ● 10 | Brookton Road Board | 1926-27 |
| Forrest | J. | Aldersyde | Dodge | BO ● 10 | Brookton Road Board | 1927-28 |
| Forrest | J. (Junior) | 46 Mount Street | Wolseley 16 H.P. | P 534 | Perth Municipality | 1919 |
| Forrest | J. G. | Guildford Road, Redcliffe | Buick | 6994 | Metro Private Car | 1925-26 |
| Forrest | J. Jnr. | 46 Mount Street | Wolseley 20 H.P. | P 534 | Perth Municipality | 1917-18 |
| Forrest | J. L. | 46 Mount Street, Perth | Austin | 6795 | Metro Private Car | 1927-28 |
| Forrest | J. R. | Lowden | Rugby | PE ● 112 | Preston Road Board | 1926-27 |
| Forrest | J. R. | Lowden | Ford | PE ● 112 | Preston Road Board | 1927-28 |
| Forrest | Jack | Mount Street, Perth | Dodge | 365 | Metro Private Car | 1923-24 |
| Forrest | Jno. Sir | 46 Mount Street | Wolseley 16 H.P. | P 2 | Perth Municipality | 1916 |
| Forrest | Jno.Jr. | 46 Mount Street | Wolseley 16 H.P. | P 2 | Perth Municipality | 1915 |
| Forrest | John | 46 Mount Street | Ford 20 H.P. | P 365 | Perth Municipality | 1916 |
| Forrest | John | 46 Mount Street | Ford 20 H.P. | P 365 | Perth Municipality | 1917-18 |
| Forrest | John junr. | 46 Mount Street | Ford 30 H.P. | P 218 | Perth Municipality | 1916 |
| Forrest | John, Junr. | 216 Mount Street | Ford 20 H.P. | P 218 | Perth Municipality | 1915 |
| Forrest | K. | Forrest Chambers | Ford 20 H.P. | P 597 | Perth Municipality | 1915 |
| Forrest | K. | Cubbin, Quairading | Morris-Oxford 10 H.P. | P 764 | Perth Municipality | 1915 |
| Forrest | K. | Quairading | Vauxhall | Q ● 18 | Quairading Road Board | 1925-26 |
| Forrest | K. | Quairading | Vauxhall | Q ● 18 | Quairading Road Board | 1926-27 |
| Forrest | K. | Quairading | Vauxhall | Q ● 18 | Quairading Road Board | 1927-28 |
| Forrest | K. F. | Quairading | Vauxhall | Q ● 18 | Quairading Road Board | 1922-23 |
| Forrest | K. F. | Quairading | Vauxhall | Q ● 18 | Quairading Road Board | 1923-24 |
| Forrest | K. F. | Quairading | Dodge | Q ● 18 | Quairading Road Board | 1924-25 |
| Forrest | K. F. | Quairading | Ford | Q ● 52 | Quairading Road Board | 1926-27 |
| Forrest | K. F. | Quairading | Ford | Q ● 52 | Quairading Road Board | 1927-28 |
| Forrest | Kimberley | Cubbine | Mitchell 29 H.P. | AV ● - | Avon Road Board | 1917-18 |
| Forrest | M. A. C. | Ludlow | Ford | SU ● 50 | Sussex Road Board | 1926-27 |
| Forrest | M. A. C. | Ludlow | Ford | SU ● 50 | Sussex Road Board | 1927-28 |
| Forrest | Mr. D. | Bay View Terrace, Claremont | Buick | 192 | Metro Private Car | 1926-27 |
