| Wroth | James Lyon | Wearagenny, Toodyay | FT0 | 1925 |
| Wroth | Jos. A. | Delaney's Farm and New York, Newcastle | 7AW | 1912 |
| Wroth | Jos. A. | Delarey's Farm, and New York, Toodyay | 7AW | 1924 |
| Wroth | Kare Edgar | Farm, West Toodyay | K9W | 1924 |
| Wuest | J. P. | Blocks 17, 18 and 19 Swan Loc. L Sec. B., Morley Park | JW6 | 1962 |
| Wuest | Jost P. | P.O. Mt. Lawley | JW6 | 1927 |
| Wunnenberg | W. J. | Range View Farm, West Arthur | WJ2 | 1924 |
| Wunnenburg | J. H. | Linda Vale, Darkan | 0UW and 23B, 22A | 1962 |
| Wunnenburg | J. S. & M. | Range View, Darkan | WJ2 and 21D, 12E | 1962 |
| Wunnenburg | W. & J. | Clover Park, Bowelling | 0CP and 38C, 45A | 1962 |
| Wunnenburg | W. J. | Range View Farm, West Arthur | WJ2 | 1912 |
| Wuttke | A. H. | Buckley's Chance, Bunjil | AW9 and 50C, 38A | 1962 |
| Wuttrich | E. A. & A. K. | Coomelbidgup, Esperance | E5A and 45C, 114A | 1962 |
| Wyatt | Amy | Morawa via Mingenew | JY8 | 1912 |
| Wyatt | Amy | Morawa, Via Mingenew | JY8 | 1924 |
| Wyatt | H. J. | Ingra, Dandaragan | X1L | 1962 |
| Wyatt | Henry | Glenferrie, Kulyaling | W1Y | 1924 |
| Wyatt | Hy. | Glenferrie, Kolyaling | W1Y | 1912 |
| Wyatt | Jas. | Koodiwoodi, Dandarragan | J1W | 1912 |
| Wyatt | Jas. | Koodiwoodi, Dandarragan | J1W | 1924 |
| Wyatt | K. | Cadda, Dandaragan | 5KW | 1962 |
| Wyatt | W. H. J. | Eastland Roe 345 and 504, Pingaring | J1W and 42B, 28A | 1962 |
| Wyatt | W. J. | Lovell Hill Farm, Bruce Farm | WW1 and 35D, 20E | 1962 |
| Wyatt | William H. J. | Burngup, via Lake Grace | J1W | 1927 |
| Wydgee Pastoral Co. Ltd. | - | Yoweragabbie, Wydgee, Mungatarra and Yanchep, Mt. Magnets, Mingenew and Yanchep | T3W and 4D, 5E | 1962 |
| Wydgee Station Co. | - | Wydgee, Mt. Magnet | 1DB and 18B, 22A | 1962 |
| Wye | Geo. | Commonage, Broome | W1E | 1912 |
| Wye | Geo. | Jurgurra Creek, Broome | KT8 | 1924 |
| Wye | Geo. | Commonage, Broome | W1E | 1924 |
| Wye | George | Fitzroy Crossing | 4YO | 1925 |
| Wykes | Horace A. | Raby Drive Dairy Farm, Manjimup | W1W | 1924 |
| Wykes | Joshua | Riverside Farm, Harvey | WY5 | 1924 |
| Wykes & Whiteman | H. A. & F. W. | Raby Drive, Manjimup | W1W | 1912 |
| Wyld | L. R. & R. W. | 1545 and 3070 Sussex Loc., Karridale | 2RW | 1962 |
| Wylie | Daisie May | Oakabella Farm, Kellerberrin | 6DW | 1924 |
| Wylie | George M. R. | Birraja, Byford | WY1 | 1927 |
| Wylie | J. B. & C. E. | Plantagenet Loc. No. 5763, Albany | J7Y and 37C, 15B | 1962 |
| Wylie | James Hall | Glenlyn, Emu Hill | YE6 | 1924 |
| Wylie | R. R. | Rosevale, Goomalling | Y2E | 1924 |
| Wylie | S. S. | Tranmere, Wagin | 4SW | 1912 |
| Wylie | S. S. | Tranmere, Wagin | 4SW | 1924 |
| Wyllie | G. C. & A. B. | Block 211 Neridup Loc., Esperance | G9A and 103D, 102E | 1962 |
| Wyloo Pastoral Co. Ltd. | - | Wyloo Station, Forrest Chambers, St. George's Terrace, Perth | 1MG | 1927 |
| Wyloo Pastoral Co. Ltd. | - | Wyloo Station, Onslow | 1MG and 4C, 8E | 1962 |
| Wymond | Alonzo | Coolgardie | 3PW | 1924 |
| Wyndham | A. | Swan Loc. 1316 Pt. Lot 2, Bullbrook | AW2 and 104B, 24A | 1962 |
| Wyndham Meat Works | - | Ascot Station, Wyndham | W/|\M and 39C, 32A | 1962 |
| Wynfield Grazing Co. | - | Wynfield, Chidlows | 6BB and 11B, 111E | 1962 |
| Wynne | Gerald Godfrey | Roe Locs. 112 and 623, Newdegate | GG2 | 1927 |
| Wynne | H. E. | Blocks 24082/55, 13149/74, Baandee | 1WE | 1912 |
