| Willmott | F. D. | Geegeelup, Bridgetown | Z7W and 32B, 110A | 1962 |
| Willmott | F. E. S | Applewood, Bridgetown | GT2 | 1924 |
| Willmott | Geo. | Woolanooka, Walkaway | WR5 | 1924 |
| Willmott | H. & L. | Avon 22181, 19173, 21600, 24677, 24349, Cunderdin | HW1 and 10C, 27E | 1962 |
| Willmott | J. C. | Applewood, Bridgetown | GT2 and 11B, 22A | 1962 |
| Willmott | J. R. | Sandilands, Busselton | 7XF and 12C, 15E | 1962 |
| Willmott | Jos. | Commonage, Kanowna | QW4 | 1924 |
| Willmott | L. R. | Whyalla, Moulyinning | R4W and 19B, 18A | 1962 |
| Willmott | P. H. | Cooldawinda, Vasse | 0PW and 44B, 25E | 1962 |
| Willmott | S. C. | M.H. Lease 12, Kanowna | SW7 | 1912 |
| Willmott | W. L. | Avoca Farm and Wildwood Farm, Moulyinning | 6WO and 56F, 13C | 1962 |
| Willmott | Wm. | Wildwood, 125 Gate East, Dumbleyung | 6WO | 1912 |
| Willmott | Wm. | Wildwood. 125 Gate, East Dumbleyung | 6WO | 1924 |
| Willmott | Wm. Henry | Sandilands, Busselton | 7XF | 1924 |
| Willmott Bros. | - | Donnelly Downs, Bridgetown | X7W and 33B, 48E | 1962 |
| Willock | A. V. & I. M. | 9737-8-9 Evermore, Lake Grace | 8AW and 26B, 119E | 1962 |
| Willock | C. L. | 106943, 9733, Lake Grace | C3W and 34C, 84A | 1962 |
| Willock | Garnet Stanley | lease 2944/102, Mt. Weld, Laverton | K5W | 1924 |
| Willock | H. E. | Gunnerside, Walton near Lake Grace, Wagin East | W4K | 1912 |
| Willock | H. E. | Gunnerside, Walton, near Lake Grace, Wigin east | W4K | 1924 |
| Willock | W. H. G. | Woodside, Lake Grace, Dumbleyung | 1KW | 1924 |
| Willock & Harvey | - | Gunnerside, Lake Grace | W4K and 33C, 47E | 1962 |
| Willoughby | A. A. | Gairdner River Block 76, Jerramungup | A8W and 118B, 109E | 1962 |
| Willoughby | W. F. | Quindabellup, Rocky Gully | S7W and 24B, 18E | 1962 |
| Willows | D. A. | Lot 173, Riverton | DA5 | 1962 |
| Wills | Alfred | Loc. 5207, Popanyinuing | W4Q | 1924 |
| Wills | C. G. | Woodland Farm, 669, 805, Busselton | 4YJ and 118B, 3A | 1962 |
| Wills | Est. of the late W. J. | The Nook, West Brookton | TW1 and 28D, 9E | 1962 |
| Wills | H. G. | Kintbury, Bullaring | YV0 | 1927 |
| Wills | J. A. | J, McMahon, Menzies | 6OW | 1924 |
| Wills | John X. | No. 2 Camel Station, Coolgardie | 0ZW | 1924 |
| Wills | P. D. & D. M. | Mooraning, Quairading | PW1 and 84B, 25A | 1962 |
| Wills | W. J. | The Nook, South Dale, Brookton West | 3ZW | 1924 |
| Wills & Co. | Hy. | Sandridge, Bunbury | H0W | 1912 |
| Wills-Johnson | E. | Kojonup 6055-6, 7146, Cranbrook | 6JA and 37C, 7E | 1962 |
| Willson | C. P. | Alvan Street, Mt. Lawley | PU7 | 1924 |
| Willson | Ross & Rouse | Cook's Bluff Station, via Carnarvon | 3UX | 1924 |
| Willson | T. H. | Kalgan, Albany | T1W | 1912 |
| Wilmshurst | Geo. Alfred | Fair View Farm, Jennaberring | X8A | 1924 |
| Wilshusen | H. | Narra Tarra Estate, Geraldton | ZY7 | 1912 |
| Wilshusen | Hy. | Narra Tarra Estate, Geraldton | ZY7 | 1924 |
| Wilshusen | W. | Taymount, Yarloop | VV7 | 1924 |
| Wilson | A. & V. B. | Conroys, Meckering | CW6 and 8B, 10A | 1962 |
| Wilson | A. B. | Indinup, Katanning | W0A and 7B, 22A | 1962 |
| Wilson | A. C. | Indinup, Katanning | GV0 and 13D, 17E | 1962 |
| Wilson | A. D. G. | 349, Mt. Lawley | 4DW and 39C, 25E | 1962 |
| Wilson | A. F. & D. | W. S. L. S. Victoria Loc. 4601, 4351, 5948, Ptn. 4111 and 4600, 9800, Latham | A6W and 44C, 38E | 1962 |
| Wilson | A. J. | 8-13 Swan Division Sun-Division Canning, Rivervale | 0WA | 1962 |
| Wilson | Alex S. | Williams Loc. 9927 and 9930, Harrismith | X5W | 1924 |
| Wilson | Alex W. | Karri Vale, Karridale, via Busselton | A4W | 1927 |
