| Hamersley | Mrs. E. J. | Mullawoloo, Murchison | EJ7 | 1912 |
| Hamersley | P. H. | Quadney, York | ZH7 and 6C, 105E | 1962 |
| Hamersley | Percy H. | Revelstoke Farm, Woodside | ZH7 | 1924 |
| Hamersley | R. M. | Fairfield, Walkaway | HZ7 | 1924 |
| Hamersley | R. M. | Fairfield, Walkaway | HZ7 67B, 18A | 1962 |
| Hamersley | R. R. | Maperine, Williams | 7RH | 1912 |
| Hamersley | R. R. | Maperine, Williams | 7RH | 1924 |
| Hamersley | S. S. G. | Smiths Farm, Georgina | U9O | 1924 |
| Hamersley | W. D. | Phoenix Estate, Georgina | D0H | 1912 |
| Hamersley | W. D. | Phoenix Estate, Georgina | D0H | 1924 |
| Hamersley & Co. | I. W. | Roxby, Hamersley | U7H and 24D, 14E | 1962 |
| Hamersley & Son | L. R. | Lot 8, Muresk | LZ4 and 19C, 84A | 1962 |
| Hamersley Hamersley & Cochrane | - | Locs. 1178-9, Kununoppin | O0Y | 1924 |
| Hamersley Ness & Co. | - | Rockleigh, Wagin | QT7 and 17C, 119E | 1962 |
| Hamersley Pastoral Co. | - | Hamersley Station, Coolawynda | H7S and 2C, 42A | 1962 |
| Hamerston | Thos. | Sunnyside, Cranbrook | 3TH | 1912 |
| Hamerston | Thos. | Sunnyside, Cranbrook | 3TH | 1924 |
| Hamerton | E. B. | Sussex Locs. 2395, 2642, Jindong, via Busselton | Y6H and 19A, 11B | 1962 |
| Hames | Arthur Garner Rosedale, Arthur Garner Rosemount | Ninghan, Marjimup | AH3 | 1928 |
| Hames | M. (Miss) | Orange Estate, Morawa | 3MF | 1962 |
| Hamilton | A. D. | Mossgiel Farm, Upper Preston | 2UH | 1912 |
| Hamilton | Annie Victoria L. | Common, Police Station, Yalgoo | VH9 | 1924 |
| Hamilton | C. L. | 42 Temple Street, Victoria Park | 6XH | 1962 |
| Hamilton | Claud John | Loc. 775, Youngs Siding | 9HJ | 1924 |
| Hamilton | F. | Warwick Park, Berkshire Valley and Cheviot Hills, Moora | HR8 and 31D, 49E | 1962 |
| Hamilton | F. J. | Glen Iris | FH3 | 1912 |
| Hamilton | Gavin A. | Crowya Creck Loc. 2017, via Denmark | N6H | 1924 |
| Hamilton | I. B. | Rockdale, Bindi-Bindi | 1BH and 10A, 33B | 1962 |
| Hamilton | Jas. | Loc 775, Young's Siding | 9HJ | 1912 |
| Hamilton | John A. C. | 1 Macey Street, East Perth | KU5 | 1924 |
| Hamilton | John W. | Derby, West Kimberley | RZ7 | 1924 |
| Hamilton | L. W. | Kelmscott Locs. 109, 110, Kelmscott | LH2 and 48B, 24E | 1962 |
| Hamilton | R. A. | Plantagenet Loc. 1955, Bornholm, via Albany | H7A and 22D, 7E | 1962 |
| Hamilton | Richard | Warwick Park, Moora | HR7 | 1912 |
| Hamilton | Richard | Warwick Park, Moora | HR7 | 1924 |
| Hamilton | W. | Nelson Loc. 7377, Jardee | 2UN and 107D, 48E | 1962 |
| Hamilton | Wm. | Nelson Loc. 5628, Jarnadup | 2UN | 1924 |
| Hamilton & Harper | W., H. R. & C. W. | Windemurra, Paynesville | 0CX | 1924 |
| Hamilton & Harper | W., H. R. & C. W. | Outalpa, Mt. Magnet | FC2 | 1924 |
| Hamilton & Son | D. S. | Strathmoor, Kukerin | DH1 and 21C, 80A | 1962 |
| Hamilton & Son | G. A. | Crowya Creek Loc. 2017, via Denmark | N6H and 49C, 120E | 1962 |
| Hamilton & Stanley | - | Yandyarra, Whim Creek | 2UR | 1924 |
| Hamilton & Stanley | - | Yandyarra, via Roebourne | SK0 | 1924 |
| Hamilton Bros. | - | Coomelberrup, Katanning | 5RH | 1912 |
| Hamilton Bros. | - | Coomelberrup, Katanning | 5RH | 1924 |
| Hamilton Bros. | - | Warwick Farm, Moora | HR7 | 1925 |
| Hamilton Bros. | - | Warwick Park, Berkshire Valley and Cheviot Hills, Moora | HB9 and 21D, 21E | 1962 |
| Hamlet | William | Yuin | 9WQ | 1924 |
| Hamlin | E. W | Nantawarra, Tammin | 8ND and 8B, 29E | 1962 |
| Hamlin Bros. | - | Mica Hill, Manjimup | I9R and 24D, 117E | 1962 |
