| Haydock | J. C | Plantagenet 394, 176, 393, 1043, 134, Kendenup | H6J and 42D, 19E | 1962 |
| Haydock | John | Balcathering, Nyabing | JH7 | 1927 |
| Haydon | J. | Strathalban, Corrigin | 2JH and 109H, 9B | 1962 |
| Haydon | Lewis | Popanyinning | KL9 | 1924 |
| Hayes | A. G | 161 Stirling Street, Bunbury | X0A | 1962 |
| Hayes | D. & R. | Lot. 64 Herne Hill | H0R and 13B, 112E | 1962 |
| Hayes | E. | Burruluckin, Yoting | HU9 | 1962 |
| Hayes | E. C. | Avon Locs. 18624, 27302, 24938, 12503, 18615, Yoting | E2H and 47A, 44C | 1962 |
| Hayes | E. V. | Block 113, Peel Estate, Jandakot | 6XG | 1924 |
| Hayes | Edmond | Glen Bonham, Dagin | H3Z | 1912 |
| Hayes | Edmond | Glen Bonham, Dangin | H3z | 1924 |
| Hayes | Ernest E. | St Ives, Cookernup | 9VH | 1924 |
| Hayes | Felix W. | Roe Loc. 674, Lake Grace | Q8D | 1924 |
| Hayes | H. F. | Jersey Farm, Yallingup | 4GM | 1962 |
| Hayes | H. S. | Commonage, Busselton | F5Y | 1924 |
| Hayes | Henry | Hamel | HH8 | 1927 |
| Hayes | J. | Meekatharra Station, Meekatharra | HJ9 | 1924 |
| Hayes | J. B. | Westonia | 5YZ | 1924 |
| Hayes | J. B. | Westonia | 5YZ | 1925 |
| Hayes | James | Meekatharra | LU7 | 1928 |
| Hayes | John Jas. | Wilmington, Hatton St. Northam | 8NH | 1924 |
| Hayes | K. L. | Yanco Glen, Nannup | 3XT and 113D, 12E | 1962 |
| Hayes | L. | Hazel-dean 1590, 2590, 3003, Metricup | HH8 and 45C, 43A | 1962 |
| Hayes | M. E. & F. L. | 2247, 2110, Pingaring | 3MH and 5B, 118E | 1962 |
| Hayes | S. & J. M. | 202, 231, 233, 234, 235, 147, 1229, Wagerup | 3WM and 18D, 8E | 1962 |
| Hayes | Sidney Harold | Salmon Gums | SH2 | 1926 |
| Hayes | W. R. | Kenwick Park, Maddington | 4VH | 1924 |
| Hayes | W. T. | Spring Vale, Scott's Brook | 8HT | 1912 |
| Hayes | W. T. | Spring Vale, Scotts Brook | 8HT | 1924 |
| Hayes | Wm. Henry | Southern River Road, Gosnells | 1ZO | 1924 |
| Hayes & Co | J. | Greenwood Station, Meekathara | LU7 and 10C, 18E | 1962 |
| Hayes & Co | R. J. | Kwindarra, Yoting | C2H and 4D, 49E | 1962 |
| Haygarth | J. S. | Rainsworth, Middle Swan | EW3 and 43E, 8D | 1962 |
| Hayhow & Cornford | - | Hayford, Totadjin, Merriden | 3HX | 1912 |
| Hayhow & Cornford | - | Hayford, Totadjin, Merredin | 3HX | 1924 |
| Hayles | A. W. | Nelson Locs 9783-4, Manjimup | 5HA and 44C, 103A | 1962 |
| Hayles | B. E. | Nelson Loc 4203, Manjimup | B2H and 112B, 13A | 1962 |
| Hayles | N. W. | Grantham, Donnybrook | N5H and 28A, 35B | 1962 |
| Hayley | F. & G. A. | Karra Gully, Naraling | DE7 and 39E, 17B | 1962 |
| Hayley | J. E. | Hilldale Farm, Bussleton | JH4 | 1962 |
| Hayman | Frank | Water Vale, East Beverley | X8U | 1924 |
| Haynes | A. | Loc. 1352, Muchea | Q8A | 1924 |
| Haynes | A. J. | Melbourne 2610, 2930, Avon 19967, Calingiri | 0AH and 19C, 119E | 1962 |
| Haynes | Arthur G. | Nornalup Glen, Nornalup | A0H | 1928 |
| Haynes | C. H. | Quindanning, Quindanning | 4CH | 1912 |
| Haynes | C. H. | Quindanning | 4CH | 1924 |
| Haynes | C. H. A. & C. B. | Lyndurst, Wagin | H7C and 42C, 102E | 1962 |
| Haynes | Cecil G. | Read Dale, Denmark | EH7 | 1924 |
| Haynes | E. E. A. & G. M. | Hill Grove Farm, Pinjarra | VE4 and 84A, 41B | 1962 |
| Haynes | E. J. A. | Gnangarra, Wanneroo | EH7 | 1912 |
