| Gilbert & Spreadbury | - | Avon Location 15777/74, 15870/74, 28128/55, Newcarnie | 2SY | 1924 |
| Gilbertson | F. W. | Upper Corraring, Pingelly | 5FG | 1912 |
| Gilbertson | W. | Rockdall Farm, Wandering | 0DS | 1912 |
| Gilbertson | W. | Rockdall Farm, Wandering | 0DS | 1924 |
| Gilbertson | Wilfred E. | Upper Corraring, Pingelly | 5FG | 1924 |
| Gilbride | W. | Cockburn Sound Locs. Bloocks 29,30,45, Jarrahdale | 4UQ and 107B, 40E | 1962 |
| Gilbride | William | Jarrahdale, G.P.O. Jarrahdale | 4UQ | 1925 |
| Gilchrist | E. D. | Ercildoune, Lake Brown, Via Nungarin | DG8 | 1924 |
| Gilchrist | Francis W. | Katanning | 8YG | 1924 |
| Gilchrist | James | Hampton Park, Via Bridgetown | O8G | 1924 |
| Gilchrist | Junior Gordon | Mardella | G9K | 1924 |
| Gilchrist | K. | Lake Stirling, South Stirling via Mt Barker | K1G and 39D, 11E | 1962 |
| Gilchrist | Wm. H. | Hope Valley, East Narrogin | Z7G | 1924 |
| Giles | A. B. & C. V. | Undoolya, North Dandalup | V0G and 33D, 71E | 1962 |
| Giles | Alan T. A. | Glenmorgan, Williams Locs. 7344, 8578, 11363, Noman's Lake | Q6U | 1925 |
| Giles | Alice E. | Wendouree Farm, Doodlakine | G6E | 1924 |
| Giles | C. J. | Builing Farm, Toodyay | 1FG and 16D, 3E | 1962 |
| Giles | Chillip | North Fremantle | P4G | 1924 |
| Giles | D. C. | Mayfield, Merrodin | D1G and 21B, 32E | 1962 |
| Giles | David C. | Mayfield, Hines Hill | D1G | 1927 |
| Giles | Donald (Senior) | Avon Location 12194, Hines Hill | D4G | 1924 |
| Giles | Donald A. | Corrigin | D8G | 1924 |
| Giles | E. | Avon 12201. 21420, 22004, 12188, Banndee | BG7 and 53F, 80D | 1962 |
| Giles | E. A. & I. | Romala, Wiekepin | G5T and 7D, 108E | 1962 |
| Giles | E. M. | Lucknow Farm, Doodlakine | 4GZ | 1924 |
| Giles | E. S. | Sussex Loc. 3930, Yallingup | 1EG and 44B, 113A | 1962 |
| Giles | F. | Nunyle, Newcastle | 1FG | 1912 |
| Giles | F. | Nunyle, Toodyay | 1FG | 1924 |
| Giles | F. Aldersey | Glenalan, Pingelly | FG8 | 1912 |
| Giles | F. Aldersey | Glenalan, Pingelly | FG8 | 1924 |
| Giles | F. B. & A. M. | 6444, Upper Kalgan | F2G and 102B, 43A | 1962 |
| Giles | Gordon S. | Dumbarton, Toodyay | 7ZZ | 1924 |
| Giles | H. J. | West Naylon, West Popanyinning | D7Z and 24D, 37E | 1962 |
| Giles | H. J. | Hillside Farm, Pingelly | H1B and 38C, 26A | 1962 |
| Giles | H. L. | Bulyee Farm, Via Brookton | X9G | 1924 |
| Giles | I. R. | Rhodesville, Kulin | A8D and 105A, 2C | 1962 |
| Giles | J. D. | Avon 15600 and C.G. 24668, Merredin | D4G and 84E, 12C | 1962 |
| Giles | J. R. | Korilya, Wonnerup | 1EG and 55F, 37C | 1962 |
| Giles | J. T. | 10421, Bootenal | 5JG and 87B, 118A | 1962 |
| Giles | J. W. | Carrol's Soak, Hines Hll | GJ9 and 49B, 33E | 1962 |
| Giles | Jas. E. | Avon Valley,Geraldton | 5JE | 1912 |
| Giles | Jas. E. | Commonage, Mt. Magnet | 5JE | 1912 |
| Giles | Jas. E. | Avon Valley, Geraldton; Commonage, Mt. Magnet | 5JE | 1924 |
| Giles | John | Block 94 Mansfield Street, York | XG7 | 1912 |
| Giles | John | Block 94, Mansfield Street, York | XG7 | 1924 |
| Giles | John A. J. | Olive Hill, Narrogin | JG9 | 1912 |
| Giles | John A. J. | Olive Hill, Narrogin | JG9 | 1924 |
| Giles | John Fred. | Victoria | JG1 | 1912 |
| Giles | John Fred. | Victoria | JG1 | 1924 |
| Giles | John Stephen | Horley Street York | Gx7 | 1924 |
