| Gibbs | H. W. | Glen Rose, Wanneroo | HG3 and 10C, 21E | 1962 |
| Gibbs | Henry George | Sunnyhurst, Darkan | GG0 | 1928 |
| Gibbs | Herbert C. | part Wellington Locs. 661 and 2508, Ferguson, via Dardanup | QO5 | 1925 |
| Gibbs | J. & A. | Queen's Park & Pepperdinning, Queen's Park | G3J | 1924 |
| Gibbs | J. E. (Jnr.) | Loc. 1536, North Wanneroo | 0GK | 1962 |
| Gibbs | J. V. | Rocklea, Ongerup | VG1 and 48A, 4C | 1962 |
| Gibbs | Jabez | Wanneroo | G3J | 1925 |
| Gibbs | K. A. | Beonaday, Wanneroo | E1G and 67E, 20B | 1962 |
| Gibbs | L. J. | Maddington | L7G | 1924 |
| Gibbs | L. J. | Lot 4 Kojonup Loc. 853, Kojonup | J2O and 119B, 25E | 1962 |
| Gibbs | L. J. | 31 Windsor Street, East Perth | L7Q | 1962 |
| Gibbs | P. G. | Plantagenet Loc. 50, King River, via Albany | 6PG and 6E, 108B | 1962 |
| Gibbs | Percy W. | Granite Hills, Granite Hills, via Kirup | QG8 | 1925 |
| Gibbs | R. W. | Asplindale, Boyup Brook | RG5 and 84D, 118E | 1962 |
| Gibbs | Sam. | Sunny Corner, Upper Ferguson | GS4 | 1912 |
| Gibbs | Samuel | Sunny Corner, Upper Ferguson | GS4 | 1924 |
| Gibbs | Sarah Anne | Cubliding, Collie | 7ZG | 1924 |
| Gibbs | Stephen | Rath Keale, Bridgetown | LS6 | 1912 |
| Gibbs | Stephen | Rath Keale, Bridgetown | LS6 | 1924 |
| Gibbs | T. A. | Brighton, Goomalling | 0TG | 1924 |
| Gibbs | T. F. | Brown Hill, Kulikup | Q1G | 1924 |
| Gibbs | T. F. | Strathalbyn, Kellerberrin | 4GZ and 50B, 19A | 1962 |
| Gibbs | T. F. | Brown Hill, Nelson Loc. No. 2438, 3510, 2453, 2471, 321, Kojonup 3418, 3890, Kulikup | Q1G and 37C, 17E | 1962 |
| Gibbs | Thomas | Rose Hill, Bridgetown | TN4 | 1912 |
| Gibbs | Thomas | Rose Hill, Bridgetown | TN4 | 1924 |
| Gibbs | W. B. | Darkan Farm, Darkan | UH5 and 23B, 5E | 1962 |
| Gibbs | W. C. | Burnsdale1433-4, Boyup Brook | C6G and 38E, 45D | 1962 |
| Gibbs | W. J. | Wongerup, Kojonup | G7K and 14A, 44C | 1962 |
| Gibbs | W. L. | Crooklands, Canning, & Pepperdinny, Swan District | G3J | 1912 |
| Gibbs | W. L. | Dandaloo, Kulikup | LW9 and 50D, 34E | 1962 |
| Gibbs | W. T. | Boomer Downs, Darkan | G1Z and 45B, 112E | 1962 |
| Gibbs | William | Culliding, Collie | 7ZG | 1912 |
| Gibbs & Sons | J. | Loc. 1536, North Wanneroo | G3J and 4C, 50E | 1962 |
| Gibbs & Woolhouse | - | Osmond Farm, Goomalling | 0TG | 1912 |
| Gibellini | R. | 8394-5 Loc. No. 2281, Palgarup | 7RG and 119D, 13E | 1962 |
| Gibellini | V. | Evlanda, Kojonup | VG7 | 1912 |
| Gibellini | W. | Evlanda, Kojonup | WG7 | 1924 |
| Giblett | A. C. | Oakleigh, Manjimup | 1TN and 4C, 118E | 1962 |
| Giblett | A. H. | Dingup, Balbarrup | 1UP | 1912 |
| Giblett | A. H. | Dingup, Balbarrup | 1UP | 1924 |
| Giblett | Ada A. | Dingup, Balbarrup | 1TN | 1924 |
| Giblett | C. F. | Uduc Estate, Harvey | XG1 | 1924 |
| Giblett | E. D. | 586 Hillview, Bridgetown | EG7 and 10B, 105E | 1962 |
| Giblett | E. E | Hill Farm, Bridgetown | EB5 | 1912 |
| Giblett | E. E. | Hill Farm, Bridgetown | EB5 | 1924 |
| Giblett | E. J. | Manyinup, Warren River | 2ES | 1912 |
| Giblett | E. J. | Manyinup, Warren River | 2ES | 1924 |
| Giblett | E. J. | Roadside Nelson 426, 559 and 1008 | 2ES and 32C, 45A | 1962 |
| Giblett | Ethel A. | Manyinup, Warren River | 7EG | 1912 |
| Giblett | Ethel A. | Manyinup, Warren River | 7EG | 1924 |
