| Gath | T. P. | Morianning, Wickepin | TG5 | 1912 |
| Gath | T. P. | Morianning, Wickepin | TG5 | 1924 |
| Gath | W. S. | Glencoe, Cuballing | 5SG | 1912 |
| Gath | W. S. | Glencoe, Cuballing | 5SG | 1924 |
| Gathercole | H. | Dunolly Farm, Wongan Hills | IG9 and 13B, 44E | 1962 |
| Gatrell | W. H. | Redcliffe, Belmont | HG1 | 1924 |
| Gatti | Andro & Louigi | Hopelands, Picton Junction | GG1 | 1927 |
| Gatti | B. A. | Lewistan (Melb. 1795), Pithara | 4ER and 48E and 4B | 1962 |
| Gatti | J. G. | Roosden, Pithara | VJ1 and 20B, 41A | 1962 |
| Gatty | D. T. | Lot 10, Swan View | E3D | 1962 |
| Gatz | V. L. | 4713-4, 4331, 4916, 8677, Goomalling | V1G and 48B, 37A | 1962 |
| Gauci | M. | Loc. 16, Roleystone | 6MG | 1962 |
| Gauld | R. | Craigstone, Merilup, via Dumbleyung | YW9 and 114A, 23B | 1962 |
| Gault | C. W. | Wattle Grove, Dangin | 3RG and 32C, 50E | 1962 |
| Gault | J. G. & M. J. | Fairfield Loc. 2830, Greenhills | W0O and 109D, 10E | 1962 |
| Gault | J. L. | Springvale, West Brookton | 2SV and 29B, 7A | 1962 |
| Gault | J. L. | Darling View, West Brookton | 6TG and 49C, 27E | 1962 |
| Gault | K. & E. F. | 7523, 8999, 6028, 3017, 10038, 12475, 3018, 17121, 27049, 8146, 7524. Cunderdin | 2CH and 43B, 58F | 1962 |
| Gault | P. & C. | Fairview Loc. 2455, Greenhills | PG2 and 21B, 27A | 1962 |
| Gault | William | Fairfield, Doodenanning via Greenhills | WO0 | 1924 |
| Gault | Wm. | Fairfield, Doodenanning via Greenhills | W0O | 1912 |
| Gault & Co. | V. J. | Nowerkin, Greenhills | J8R and 19C, 5E | 1962 |
| Gaunt | J. H. | 6751, 6314, and Ptn. 6910, Kojonup | 0HJ and 14C, 108E | 1962 |
| Gaunt | Sidney H. | Lone Hand Ranch, Narrikup | 0KL | 1924 |
| Gaunt Est. | S. H. | Murroomba, Kojonup | 0KL and 38D, 57F | 1962 |
| Gauntlett | F. E. | Midland Stock Yards, Fremantle | F5L | 1962 |
| Gausden | B. A. | Bogala, East Pingelly | 3BG and 28C, 84E | 1962 |
| Gauthern | E. A. | Rolleystone Estate, Kelmscott | EG8 | 1912 |
| Gauthern | E. A. | Roleystone Estate, Kelmscott | EG8 | 1924 |
| Gava | E. | Venecia Dairy, 12 Mile, Wanneroo | KG4 | 1962 |
| Gavin | Ed. | Coolroe Farm, Toodyay | P5S | 1912 |
| Gavin | Edward | Coolroe Farm, Toodyay | P5S | 1924 |
| Gavin | John | Gain's Farm, Argyle | 1VG | 1912 |
| Gavin | John | Blocks 4140 /68, 19791 /55, 4139 /68, 7087 /74, Katanning | GJ8 | 1912 |
| Gavin | John | Golden Valley, Solomon's Well. Coolroe, Newcastle | JG8 | 1912 |
| Gavin | John | Gavin's Farm, Argyle | 1VG | 1924 |
| Gavin | John | Blocks 4140/68, 19791/55, 4139/68, 7087/74, Katanning | GJ8 | 1924 |
| Gavin | John | Golden Valley, Solomon's Well, Coolroe, Toodyay | JG8 | 1924 |
| Gavin | John D. | Lalla Rookh, West Wagin | G8V | 1924 |
| Gawler | D. J. | 5990, 6842, 24672, 4747-8. Brookton | 3WZ and 23D, 104E | 1962 |
| Gawn | K. J. | Frog's Hollow, Woodanilling | KG2 and 49C, 22A | 1962 |
| Gay | N. V. | Kooralyn, Koorda | G9Y and 22D, 47E | 1962 |
| Gay | B. J. | Gosnells | 4GY | 1924 |
| Gay | Henry George | Nelson Loc. 8507 * 8094, Ravenscliffe, Kirup | NZ5 | 1924 |
| Gay | John | Southern River Road, Gosnells | 3GY | 1924 |
| Gayfer | H. W. | Coongin Downs and Jubuk Farm, Corrigin | 7IG and 11C, 104E | 1962 |
| Gayfer & Wilkinson | - | Ingle Gardens, Peak Hill | G3W | 1912 |
| Gayfer & Wilkinson | - | Ingle Gardens, Peak Hill | G3W | 1924 |
| Gaylor | Geo. | Oak Flat, Broomehill | 2GH | 1912 |
| Gaylor | George | Oak Flat, Broomehill | 2GH | 1924 |
