| Hawke | P. G. | Perth Road, West Guildford | Ford | 585 | Metro Private Car | 1923-24 |
| Hawke | P. G. | Perth Road, West Guildford | Ford | 585 | Metro Private Car | 1924-25 |
| Hawke | P. G. | Perth Road, West Guildford | Ford | 585 | Metro Private Car | 1925-26 |
| Hawker | C. H. D. | Merredin | Chevrolet | MD ● 106 | Merredin Road Board | 1924-25 |
| Hawker | C. H. S. | Merredin | Chevrolet | MD ● 251 | Merredin Road Board | 1927-28 |
| Hawker | H. D. | Merriden | Chevrolet | MD ● 106 | Merredin Road Board | 1925-26 |
| Hawker | Trevor | Wongan Hills | Dodge | WB ● 120 | Wongan-Ballidu Road Board | 1927-28 |
| Hawker Chomley & Co | - | Leonora | Essex | LM ● 84 | Leonora-Malcolm Road Board | 1927-28 |
| Hawker Chomley & Co | - | Leonora | Graham Truck | LM ● 90 | Leonora-Malcolm Road Board | 1927-28 |
| Hawker Chomley & Co Ltd | - | Leonora | Ford Truck | LM ● 42 | Leonora-Malcolm Road Board | 1926-27 |
| Hawker Chomley & Co Ltd | - | Leonora | Ford | LM ● 43 | Leonora-Malcolm Road Board | 1926-27 |
| Hawker Chomley & Co Ltd | - | Leonora | Ford | LM ● 59 | Leonora-Malcolm Road Board | 1926-27 |
| Hawker Chomley Co Ltd | - | Leonora | Dodge | LM ● 33 | Leonora-Malcolm Road Board | 1925-26 |
| Hawker Chomley Co Ltd | - | Leonora | Ford Truck | LM ● 42 | Leonora-Malcolm Road Board | 1925-26 |
| Hawker Chomley Co Ltd | - | Leonora | Ford | LM ● 57 | Leonora-Malcolm Road Board | 1925-26 |
| Hawker Chomley Co Ltd | - | Leonora | Dodge | LM ● 33 | Leonora-Malcolm Road Board | 1926-27 |
| Hawker Chomley Co Ltd | - | Leonora | Dodge | LM ● 33 | Leonora-Malcolm Road Board | 1927-28 |
| Hawker Chomley Co Ltd | - | Leonora | Ford Truck | LM ● 42 | Leonora-Malcolm Road Board | 1927-28 |
| Hawker Chomley Co Ltd | - | Leonora | Ford | LM ● 43 | Leonora-Malcolm Road Board | 1927-28 |
| Hawker Chomley CoLtd | - | Leonora | Ford | LM ● 43 | Leonora-Malcolm Road Board | 1925-26 |
| Hawkes | C. V. | Broome | Dodge | BM ● 44 | Broome Road Board | 1924-25 |
| Hawkes | C. V. | Broome | Dodge | BM ● 44 | Broome Road Board | 1925-26 |
| Hawkes | C. V. | Broome | Dodge | BM ● 44 | Broome Road Board | 1926-27 |
| Hawkes | C. V. | Broome | Dodge | BM ● 44 | Broome Road Board | 1927-28 |
| Hawkes | F. | Marmion Street | B.S.A. 3½ H.P. Motorcycle | P 430 | Perth Municipality | 1915 |
| Hawkins | E. C. | 96 Barker Road, Subiaco | Chevrolet | 9047 | Metro Private Car | 1925-26 |
| Hawkins | G. W. | Egan Street | Studebaker | KMC 166 | Kalgoorlie Municipal Council | 1925-26 |
| Hawkins | G. W. | Egan Street | Studebaker | KMC 166 | Kalgoorlie Municipal Council | 1926-27 |
| Hawkins | G. W. | Egan Street | Studebaker | KMC 166 | Kalgoorlie Municipal Council | 1927-28 |
| Hawkins | J. W. | 207 Egan Street | Studebaker | KMC 166 | Kalgoorlie Municipality | 1924-25 |
| Hawkins | W. | Duke Street | Chevrolet | N 255 | Northam Municipality | 1927-28 |
| Hawley | J. | Kellerberrin | Ford | KE ● 181 | Kellerberrin Road Board | 1927-28 |
| Haworth | C. | Mount Barker | Chevrolet Truck | PL ● 153 | Plantagenet Road Board | 1927-28 |
| Hawyer | J. | Kellerberrin | Ford | KE ● 181 | Kellerberrin Road Board | 1926-27 |
| Hay | A. | Bunbury | Studebaker 15 H.P. | By 7 | Bunbury Municipality | 1915 |
| Hay | Albert | Bunbury | Studebaker 15 H.P. | By 7 | Bunbury Municipality | 1916 |
| Hay | Albert | Bunbury | Studebaker | By 7 | Bunbury Municipality | 1917-18 |
| Hay | Albert | Bunbury | Studebaker 15 H.P. | By 7 | Bunbury Municipality | 1919 |
| Hay | Albert | South bunbury | Studebaker | By 7 | Bunbury Municipality | 1922-23 |
| Hay | L. M. | 14 Saint Georg's Terrace, Perth | Studebaker | 3020 | Metropolitan Hire and Trade Cars | 1923-24 |
| Hayden | E. J. | 30 Adelaide Street, Fremantle | Studebaker | 3970 | Metro Hire or Trade | 1924-25 |
| Haydock | J | Nyabing | Chevrolet | KT ● 64 | Kent Road Board | 1927-28 |
| Hayes | J. | Armadale | Sunbeam 2 3/4 H.P. Motorcycle | A-K ● 4 | Armadale-Kelmscott Road Board | 1917-18 |
| Hayes | J. R. | 44 Broome Street, Cottesloe | Studebaker | 12954 | Metro Private Car | 1927-28 |
| Hayes Nankervis & Lang | - | Busselton | Ford Truck | BN 57 | Municipality of Busselton | 1926-27 |
| Hayes Nankervis & Lang | - | Busselton | Ford Truck | BN 57 | Municipality of Busselton | 1927-28 |
| Haythornthwaite | S. G. | Quairading | Studebaker | Q ● 25 | Quairading Road Board | 1922-23 |
| Haythornthwaite | S. G. | Quairading | Studebaker | Q ● 25 | Quairading Road Board | 1923-24 |
| Hayward | T. | Morowa | Studebaker | PM ● 37 | Perenjori-Morawa Road Board | 1924-25 |
| Hayward | T. | Morawa | Studebaker | PM ● 37 | Perenjori-Morawa Road Board | 1924-25 |
