| Hanlon | B. | Kellerberrin | Chevrolet | KE ● 228 | Kellerberrin Road Board | 1927-28 |
| Hanlon | D. | Tinkurrin | Ford Truck | WK ● 205 | Wickepin Road Board | 1927-28 |
| Hannaby | E. | Holyoake | Chevrolet | MY ● 201 | Murray Road Board | 1926-27 |
| Hannaby | E. | Holyoake | Chevrolet | MY ● 201 | Murray Road Board | 1927-28 |
| Hannay | M. J. | Parkerville | Ford | GE ● 13 | Greenmount Road Board | 1919 |
| Hannebury | R. T. | Cunderdin | Ford | ME ● 187 | Meckering Road Board | 1926-27 |
| Hanrahan | G. P. | Doodlakine | Ford | KE ● 316 | Kellerberrin Road Board | 1927-28 |
| Hansen | C. | 122 Lake Street | Overland 20 H.P. | P 1197 | Perth Municipality | 1919 |
| Hansen | H. C. | 122 Lake Street | Rover 20 H.P. | P 263 | Perth Municipality | 1919 |
| Hansen | H. C. | 122 Lake Street | Overland 20 H.P. | P 1291 | Perth Municipality | 1919 |
| Hansen | O. P. | Cunderdin | Chevrolet | ME ● 130 | Meckering Road Board | 1925-26 |
| Hansen | O. P. | Cunderdin | Chevrolet | ME ● 130 | Meckering Road Board | 1926-27 |
| Hansen | O. P. | Cunderdin | Chevrolet | ME ● 130 | Meckering Road Board | 1927-28 |
| Hansen | T. | Bakery Spearwood | Dodge Van | 7158 | Metro Private Car | 1927-28 |
| Hansen | T. | Spearwood Bakery Spearwood | Dodge | 15806 | Metro Private Car | 1927-28 |
| Hanson | W. | Parkyerring | Studebaker | W ● 20 | Wagin Road Board | 1925-26 |
| Hanson | W. | Parkyerring | Studebaker | W ● 20 | Wagin Road Board | 1926-27 |
| Hanson | W. | Parkyerring | Studebaker | W ● 20 | Wagin Road Board | 1927-28 |
| Hantke | T. | River View Street, South Perth | Rugby | 8880 | Metro Private Car | 1925-26 |
| Hantke | T. | Riverview Street, South Perth | Rugby | 8880 | Metro Private Car | 1926-27 |
| Hantke | T. G. | Riverview Street, South Perth | Chrysler | 8880 | Metro Private Car | 1927-28 |
| Harbutt | Mrs S. | Mount Barker | Rugby | PL ● 74 | Plantagenet Road Board | 1927-28 |
| Harden | H. | Mount Barker | 5 H.P. | PL 9 | Plantagenet Road Board | 1915 |
| Hardiman | T. | Leake Street, Belmont | Rugby | 4450 | Metro Private Car | 1926-27 |
| Hardiman | T. | Leake Street, Belmont | Rugby | 4450 | Metro Private Car | 1927-28 |
| Hardman | H. | Kellerberrin | Chevrolet Truck | KE ● 239 | Kellerberrin Road Board | 1926-27 |
| Hardman | H. | Kellerberrin | Chevrolet Truck | KE ● 239 | Kellerberrin Road Board | 1927-28 |
| Hardwick | D. J. | 37 Mount Street | Studebaker 25 H.P. | P 892 | Perth Municipality | 1917-18 |
| Hardwick | D. J. | 41 Mount Street | Studebaker 15 H.P. | P 892 | Perth Municipality | 1919 |
| Hardwick | Dorothea J. | 41 Mount Street, Perth | Studebaker | 892 | Metro Private Car | 1922-23 |
| Hardwick | F. C. | Kerrelocking | Dodge | WM ● 129 | Wyalkatchem Road Board | 1925-26 |
| Hardwick | J. | C/o Swan Brewery | Studebaker 20 H.P. | P 995 | Perth Municipality | 1917-18 |
| Hardwick | J. | C/o Swan Brewery | Studebaker 20 H.P. | P 995 | Perth Municipality | 1919 |
| Hardwick | Mrs T. | 37 Mount Street | Studebaker 25 H.P. | P 892 | Perth Municipality | 1916 |
| Hardwicke | S. H. | 179 Saint George's Terrace, Perth | Rugby | 2935 | Metro Private Car | 1927-28 |
| Hardwicke | S. R. H. | East. Ext. Tel. Co. | Rex 6 H.P. | P 292 | Perth Municipality | 1915 |
| Hardwicke | S. R. H. | East Ext. Tel. Co. | Rex 6 H.P. | P 292 | Perth Municipality | 1915 |
| Hardwood | Thos. | Pickles Mount Barker | Precision | PL ● 34 | Plantagenet Road Board | 1922-23 |
| Hare | J. | Byford | Chevrolet | A-K ● 89 | Armadale-Kelmscott Road Board | 1924-25 |
| Hare | J. | Byford | Chevrolet | A-K ● 89 | Armadale-Kelmscott Road Board | 1925-26 |
| Hargreaves | F. | Waroona | Ford Runabout | DK ● 38 | Drakesbrook Road Board | 1927-28 |
| Hargreaves & Lewis. | - | Medic Street, Collie | Studebaker | CM 193 | Collie Municipality | 1926-27 |
| Harken | H. | Katanning | Oldsmobile | KA ● 205 | Katanning Road Board | 1925-26 |
| Harken | H. | Katanning | Oldsmobile | KA ● 205 | Katanning Road Board | 1926-27 |
| Harken | H. | Katanning | Berliet | KA ● 205 | Katanning Road Board | 1927-28 |
| Harker | F. V. | 32 Richardson Street | Maxwell 20 H.P. | P 492 | Perth Municipality | 1916 |
| Harley | J. M. | Cunderdin | Buick | ME ● 155 | Meckering Road Board | 1926-27 |
| Harman | A. | Holyoake | Chevrolet | MY ● 162 | Murray Road Board | 1926-27 |
| Harman | A. | Holyoake | Chevrolet | MY ● 162 | Murray Road Board | 1927-28 |
| Harold | E. J. | Toolibin | Ford | WK ● 13 | Wickepin Road Board | 1924-25 |
