| Jennings | Geo. | Woodnook, Bruce Rock | 7NJ | 1924 |
| Jennings | H. B. | Block 15894, Kuminin | XS1 | 1912 |
| Jennings | H. B. | Block 15894, Kumminin | XJ1 | 1924 |
| Jennings | H. C. | Marnoo, Doodlakine | I1J and 38C, 115A | 1962 |
| Jennings | Henry | Mountain View, Coolup | Y8J | 1924 |
| Jennings | J. C. | Chawerup Creek, Albany Road, Dinninup | D6J | 1912 |
| Jennings | J. C. | Chawerup Creek, Albany Road, Dinninup | D6J | 1924 |
| Jennings | L. M. (Mrs) | Eastrange, Kendenup | 1EF and 119D, 6E | 1962 |
| Jennings | P. H. | Leigh Farm, Corrigin | RJ0 and 42C, 15E | 1962 |
| Jennings | R. G. & B. J. | Arcadia, Nalkain | 9TV and 42A, 32C | 1962 |
| Jennings | R. K. | Ferndene, Boyup Brook | 3KJ and 10D, 34E | 1962 |
| Jennings | S. | 16858, 16863, Corrigin | S1J and 11A, 33C | 1962 |
| Jennings | T. G. | Sussex 2654, Jarrahwood | OW3 | 1962 |
| Jennings | Thomas John | Yilgarn Loc. 472, Boddalin | KY8 | 1925 |
| Jennings | William E. | Loc. 485, Group 54, Wellard | WJ0 | 1927 |
| Jenour | A. M. & C. E. | Moss Vale, Bridgetown | N7J | 1924 |
| Jenour & Son | - | Allendale, Geelorup | N7J and 41A, 36B | 1962 |
| Jensen | C. | Melbourne Loc. 936, Yerecoin | YK6 | 1924 |
| Jensen | Chas. | Bloomfield, Wickepin | J9N | 1912 |
| Jensen | Chas. | Bloomfield, Wickepin | J9N | 1924 |
| Jensen | F. J. | Pine-Ridge, Pingaring | FH0 and 46C, 102E | 1962 |
| Jensen | G. E. | 1086, 2109, Pingaring | 7GJ and 31B, 5E | 1962 |
| Jensen | Geo. J. | Commonage, Yalgoo | GJ0 | 1924 |
| Jensen | George J. | Commonage, Yalgoo | GJ0 | 1912 |
| Jensen | J. | Bunkunup, Borden | JE9 and 50A, 32C | 1962 |
| Jensen | J. P. | Dorakin Locs. 8594, 7387, 7364, Scrivener's Soak, E. Narrogin | 8PJ | 1912 |
| Jensen | J. P. | Dorakin Loc. 8594, 7387, 7364, Scrivener's Soak, E. Narrogin | 8PJ | 1924 |
| Jensen | J. P. | Wedin Hills, 14374, 13073 William Loc., Tollibin | JJ1 and 28C, 103A | 1962 |
| Jensen | Mrs Karen Aslang | Homerest, Capel | 8KA | 1924 |
| Jensen | R. H. | Inglewood, Tammin | 5RJ | 1912 |
| Jensen | R. H. | Inglewood, Tammin | 5RJ | 1924 |
| Jensen | Robt. A. | Roebourne | R2J | 1912 |
| Jensen | Robt. A. | Roebourne | R2J | 1924 |
| Jensen | T. E. & F. J. | Bullardoo Stud, Lot 169, Wongan Hills | TJ6 and 40A, 117B | 1962 |
| Jensen | W. & A. A. | Erinvale, Helena Valley | Q4U and 3C, 7E | 1962 |
| Jensen & Son | R. H. | Bullardoo and New Forrest Stations, Mullewa | GJ0 and 25A, 80C | 1962 |
| Jensen Bros. | - | Wandarri Station, Mt Magnet | WP7 and 80C, 5E | 1962 |
| Jenson | Jens P. | Denmark Meinde, Dowerin | PJ0 | 1912 |
| Jenson | Jens P. | Denmark Meinde, Dowerin | PJ0 | 1924 |
| Jenson | Martin | Denmark Loc. 396, Torbay Junction, Demark | 2MJ | 1926 |
| Jenzen | Ethel Maud | Sunny Grove, Gingin, Rockdale, Cunderdin | 2SV | 1924 |
| Jenzen | H. C. T. | Rockdale, Cunderdin | 8JZ | 1912 |
| Jenzen & Sons | S. V. R. | Rockdale, Cunderdin | 8JZ and 6C, 29E | 1962 |
| Jenzin | H. C. T. | Rockdale, Cunderdin | 8JZ | 1924 |
| Jepson | Ernest | Loc. 20273, Gabbin | XE5 | 1924 |
| Jermyn | Edgar | P. O. Yealering | 4ZJ | 1924 |
| Jervis | Frederick John | Clovelly Farm, Avon Loc. 14328, Lake Brown, via Nungarin | F9Q | 1925 |
| Jervis | Wiliam A. | Starve, Seven Days Road, Manjimup | WJ2 | 1927 |
| Jervis | Wm. Edwin | Culham, near Toodyay | 7XV | 1924 |
| Jespersen | T. | Dyebank, Nelson Loc. 11210/11211, Nannup | DY3 | 1962 |
