| Conway | Jeremiah | Fremantle Commonage, Watkin Street, Sth. Fremantle | C4Y | 1912 |
| Conway | Jeremiah | Fremantle Commonage, Watkin Street, South Fremantle | C4Y | 1924 |
| Conway | P. | Dunmoor, Wongan Hills | PC4 and 43C, 46E | 1962 |
| Conway | Patrick | Sub. Lot 305, Denmark | ZC0 | 1924 |
| Conway | Patrick Jas. | Lot 681, Peel Estate | PY4 | 1924 |
| Conway | T. | Corner Wells, Greenhills | ZC5 | 1924 |
| Conway | T. B. | Kalkalling, Kalkalling | 4KX | 1925 |
| Coobridge Pastoral Co. | - | Coobridge Dale, Esperance | CR0 and 44D, 109E | 1962 |
| Coodardy Pastoral Co. | - | Coodardy Station, Cue | X1N and 32D, 22E | 1962 |
| Cook | A. C. | Blocks 245-55, Chidlows Well | Y9C | 1924 |
| Cook | A. E. | Havelock, Barbeton | 7AC and 18D, 33E | 1962 |
| Cook | A. H. | Buchanon Park, Wagin, East | 4TC | 1912 |
| Cook | A. H. | Buchanon Park, Wagin East | 4TC | 1924 |
| Cook | A. J. | Lot 41, Vol. 502, Folio 122, Thomsons Brook, via Donnybrook | 2JC | 1962 |
| Cook | A. J. M., G. H. M.,J. M., M. S., C. N., & M. A. | Noondinia, Balladonia | C6J | 1924 |
| Cook | A. V. W. | Athalney Farm, Toodyay | Y5A | 1924 |
| Cook | A.J. | Sunnymead, Dewars Pool | 8JC and 17C, 107A | 1962 |
| Cook | Albert | Quellington, York | A0C | 1912 |
| Cook | Albert | Quellington, York | A0C | 1924 |
| Cook | Andrew L. | Quellington, York | LC6 | 1912 |
| Cook | Andrew L. | Quellington, York | LC6 | 1924 |
| Cook | Arthur | Coondle, Newcastle | 3AC | 1912 |
| Cook | Arthur | Coondle | 3AC | 1924 |
| Cook | B. E. & L. N. | Forest Glade, Dowerin | C6F and 15D, 102E | 1962 |
| Cook | C. | Hay Loc. 2135 Kyballup. via Cranbrook | CC3 and 19A,43B | 1962 |
| Cook | C. H. & E. F. | Tawarri, Cranbrook Wagin | WS9 and 28B,105A | 1962 |
| Cook | C. J. | Carry-on Farm, Northam | 8YM | 1924 |
| Cook | C. J. | Plant. 5649 Mt. Barker | 7CK and 2C111A | 1962 |
| Cook | C. R. S. | C. P. Lease 10313/55, Pingelly | 6CC | 1912 |
| Cook | C. R. S. | C.P. 10313/55, Pingelly | 6CC | 1924 |
| Cook | Cecil M. | Warilda, Kondinin | O1K | 1924 |
| Cook | Chas. | Rose Valley, Dandarragan | C1K | 1912 |
| Cook | Chas. jun. | Dandaragan | TJ1 | 1924 |
| Cook | Chas., jun. | Dandarragan, Dandarragan | TJ1 | 1912 |
| Cook | Clarena L. | Richmond Farm, Korrelocking | D2E | 1924 |
| Cook | Constance E. | Chalk Hill, Cranbrook | 3KK | 1924 |
| Cook | E. | Monterey Rocky Gully via Mt Barker | 5CE and 45D, 40E | 1962 |
| Cook | E. S. | Peakina Tooday | 2ZE and 5D, 22E | 1962 |
| Cook | E. V. A. | Warding york | VC3 | 1962 |
| Cook | Edw. | Ferndale, Cookernup | 0EC | 1912 |
| Cook | Edw. | Ferndale, Cookernup | 0EC | 1924 |
| Cook | Edwin S. | Belmont Farm, via Dewars Pool | 2ZE | 1924 |
| Cook | Est of M. G. | Com - A - Dyne, Jitarning | C9K and 49B, 32E | 1962 |
| Cook | Est. of A. | Lot 85 Dewars Pool, via Tooday | 3AC and 27A,31B | 1962 |
| Cook | F. W. | Glen Lark, Dandarragan | FC7 | 1912 |
| Cook | F. W. | Glen Lark, Dandarragan | FC7 | 1924 |
| Cook | Fred | Havelock Farm, Moora | L2V | 1924 |
| Cook | Frederick | Forest Glade, Dowerin | C6F | 1912 |
| Cook | Frederick | Forrest Glade, Dowerin | C6F | 1924 |
| Cook | Fredk. | Oaklands Wyening, Toodyay | FC5 | 1912 |
