| Watson | C. A. & M. F. | Watsonia, Minganew | C7O and 9B, 116A | 1962 |
| Watson | C. E. | Hill View, Jennapullin, via Northam | W4W and 23D, 50E | 1962 |
| Watson | Chris. | Yarradagee, Mingenew | AT1 | 1912 |
| Watson | David | Oakhill Farm, Yarramony | UW2 | 1924 |
| Watson | E. M. | Cadgybin, Bencubbin | 7VW and 7C, 34E | 1962 |
| Watson | E. W. | Glen Roy, 21754, 18131, 78132, Southern Brook, via Northam | E3W and 3B, 38A | 1962 |
| Watson | Edward | Eastern Creek, Nullagine | YU2 | 1912 |
| Watson | Edward | Eastern Creek, Nullagine | YU2 | 1924 |
| Watson | Est. of H. A. (Dec'd) | Prospect Farm, Wagin | H0A and 35B, 11E | 1962 |
| Watson | F. | Block 26617/55, 15845/74, Bungulla | 6FW | 1912 |
| Watson | F. | Blocks 26617/55, 15845/74, Bungulla | 6FW | 1924 |
| Watson | F. J. | Castle Rock, Meckering | P9W and 38B, 50A | 1962 |
| Watson | Frank Humphrey | 23 Alfonso Street, N. Perth, Warbrook | KX6 | 1926 |
| Watson | Fred J. | Bellgrove, Jennapullen | F1U | 1924 |
| Watson | G. | Thornlea, Lake Pingarnup via Pingrup | 6GW and 44D, 4E | 1962 |
| Watson | G. E. | 3538-9, 1122, 2976, 5740, 13080-1, 6863, 7020, 7293, 5853, Cuballing | GW8 and 22C, 16A | 1962 |
| Watson | G. J. | Gale Farm, Northam | GW6 and 50B, 104E | 1962 |
| Watson | G. W. | Kynterne, Boyerine | G6N | 1912 |
| Watson | G. W. | Kynterne, Boyerine | G6N | 1924 |
| Watson | Geo. | Walebing Park, Walebing | G0W | 1912 |
| Watson | Geo. | Nilgherry, Yornaning | G1W | 1912 |
| Watson | Geo. | Walebing Park, Walebing | G0W | 1924 |
| Watson | Geo. | Nilgherry, Yoraning | G1W | 1924 |
| Watson | Geo. R. | Moonlight, Three Springs | 0GW | 1912 |
| Watson | Geo. R. | Moonlight, Three Springs | 0GW | 1924 |
| Watson | H. A. | Prospect Farm, Wagin | H0A | 1912 |
| Watson | H. A. | Prospect Farm, Wagin | H0A | 1924 |
| Watson | H. J. | Commonage, Roebourne and Ballaballa | H1W | 1912 |
| Watson | H. J. | Commonage, Roebourne and Ballaballa | H1W | 1924 |
| Watson | H. J. | Riverview, Yarramony | WW3 and 12D, 10E | 1962 |
| Watson | H. L. & G. | Lot 249, Helena Valley | H0L and 12B, 29E | 1962 |
| Watson | H. P. | Coolooli, Maya | PY2 | 1924 |
| Watson | Harry | Northam | NH2 | 1912 |
| Watson | Harry | Heaton Farm, Cowcowing | 6UW | 1924 |
| Watson | Harry | Northam | NH2 | 1924 |
| Watson | Henry Geo. | Swanto Orehard, Argyle | 0XW | 1924 |
| Watson | J. | Kondinin | 5WQ | 1924 |
| Watson | J. | Melbourne Loc. 3572, Gillingarra | 5WA and 4B, 41E | 1962 |
| Watson | J. C. & T. M. | 4846, Narrikup | J6T and 67D, 104E | 1962 |
| Watson | J. G. | Oaklands, Narrogine | 5WA | 1912 |
| Watson | J. G. | Oaklands, Narrogin | 5WA | 1924 |
| Watson | J. H. | Avon Loc. 1829 Lot 5, Bolgart | W5J and 19C, 112A | 1962 |
| Watson | James | Block 395, Lake View, Lake Pingarnup, Nyabing | O6W | 1924 |
| Watson | Jas. | Jennapullin, Northam | 8WN | 1912 |
| Watson | Jas. | Jennapullen, Northam | 8WN | 1924 |
| Watson | John | Bellbord, Kojonup | 5JW | 1912 |
| Watson | John | Bellbord, Kojonup | 5JW | 1924 |
| Watson | Jos. | Vasse Road, South Bunbury | P9W | 1924 |
| Watson | L. | Victoria Locs. 7991 and 7726, Maya | 3LW and 17C, 23A | 1962 |
| Watson | L. R. | M. 939, M. 1047, Carnamah | 9BN and 102B, 11A | 1962 |
