| Davis Bros. | - | Denton Farm, Balbarrup | 2BD | 1924 |
| Davis Bros. | - | Clear Hills, Broome Hill | DB2 | 1924 |
| Davis Bros. | - | Temple Farm, Cherry Tree Pool | BD4 and 42C, 20E | 1962 |
| Davis, Hankinson & Co. | - | Wahroonga, Carnarvon | DH2 | 1912 |
| Davison | Arthur Charles | Long Acre, Narembeen | G6D | 1926 |
| Davison | M. | newcomb, Wagin | 3JJ and 13D, 80E | 1962 |
| Davy | E. | Woodlands, Toodyay | 1ED and 6D, 25E | 1962 |
| Davy | G. J. G. | 23842, Burekup | G8D and 52F, 15B | 1962 |
| Davy & Dyke | - | Norwich, Bridgetown | D4D | 1912 |
| Davy & Dyke | - | Norwich, Bridgetown | D4D | 1924 |
| Daw | Francis J. | Dalyup, Esperance | DA2 | 1912 |
| Daw | Francis J. | Dalyup, Esperence | DA2 | 1924 |
| Daw | J. J. | Allinga, Boyup Brook | DA4 and 3C, 49E | 1962 |
| Daw | Oscar John Wickeham | Coonabidgee Farm, Gingin | DD1 | 1926 |
| Daw | R. M. | Nickavilla, Denbarker | ZU7 and 117B, 37E | 1962 |
| Daw & Sons | F. E. | Cordingup, Ravensthorpe | FD1 and 46B, 12E | 1962 |
| Daw Bros. | - | Rocklyn, Pingelly | 6UO | 1924 |
| Dawbon | Geo. U. | Wangamall, Sir Samuel | S1X | 1924 |
| Dawbon | George U. | Wangamall, Sir Samuel | S1X | 1912 |
| Dawdell | W. T. | Blue Gums, Albany | 0WD | 1912 |
| Dawdell | W. T. | Blue Gums, Albany | 0WD | 1924 |
| Dawe | Francis Jno. Winch | Block Nos. 11125/6, Nungarin | DO9 | 1924 |
| Dawe | L. C. F. | Pleasant Grove, Mandurah | 7LC | 1912 |
| Dawe | L. C. F. | Pleasant Grove, Mandurah | 7LC | 1924 |
| Dawe | R. A. | Allandale, Mandurah | 7LC and 57F, 16D | 1962 |
| Dawe | Richard R. W. | Waroona | ZQ7 | 1925 |
| Dawe | S. D. | Koroloo, Nth. Nangeenan | D8B | 1912 |
| Dawe | S. D. | Koroloo, North Nangeenan | D8B | 1924 |
| Dawe Bros. | - | 228, 520, 1277, 855, Waroona | ZQ7 and 84C, 38E | 1962 |
| Dawes | A. H. B. & J. S. | Rendezvous, Yealering | A1D and 24D, 10E | 1962 |
| Dawes | E. B. | Sayer Street, Midland Junction | DO4 | 1924 |
| Dawes | Geo. | Homestead, Collie | G7D | 1912 |
| Dawes | Geo. | Homestead, Collie | G7D | 1924 |
| Dawes | J. A. | Brickston, Kulia | DJ3 and 5D, 110E | 1962 |
| Dawes | L. J. | Rutherglen, Yealering | 1LJ and 18A, 6B | 1962 |
| Dawes | R. H. & E. M. | Oldbury, Kulin | RD7 and 40B, 28A | 1962 |
| Dawes | W. | Hillcrest Farm, Yealering | WD2 and 22B, 54F | 1962 |
| Dawes Bros. | - | Canons Farm, Malyalling, East Wickerpin | 8DB | 1924 |
| Dawkins | A. L. & M. | Melaleuca, Forrestdale | DK7 and 49E, 67D | 1962 |
| Dawkins | F. W. | Blocks 11744, 11008, Kaurin, near York | F5D | 1912 |
| Dawkins | F. W. | Blocks 11744, 11008, Kamin Near York | F5D | 1924 |
| Dawkins | F. W. | Avon Ptn. Y 17, York | F5D and 102B, 23E | 1962 |
| Dawkins | Joseph William | Fitzgerald Locs. 480, 895 Salmon Gums | J4D | 1926 |
| Dawson | A. A. | Bonanza, Wooroloo | 3DO and 41D, 16E | 1962 |
| Dawson | A. G. | Strathisla, Tambellup | D5A | 1912 |
| Dawson | A. G. | Strathisla, Tambellup | D5A | 1924 |
| Dawson | A. L. | Montana, Gnowangerup | 3DM and 41D, 16E | 1962 |
| Dawson | A. M. | Bonanza, Wooroloo | 7MD and 110A, 6B | 1962 |
| Dawson | Albert W. | Roe Loc. 667, Newdegate | A0Q | 1925 |
| Dawson | C. L. & A. M. | Riverside, Dongara | N7D and 35E, 23D | 1962 |
