| MacDonald | J. A. | Coorinan, Broome | U2A | 1912 |
| Macdonald | J. A. | Coorinan, Broome | U2A | 1924 |
| MacDonald | J. C. & O. F. | Lot Nos. 192-8, 253, 717-8, Pinjarra | DG4 and 39C, 13E | 1962 |
| MacDonald | James | Moonie's Hill, Tambellup | 4MD | 1924 |
| MacDonald | M. | Loc. 12047, Northcliffe | DM0 and 110B, 111E | 1962 |
| MacDonald | M. & A. (Misses) | Merranette Stud, Derby | MA5 and 60F, 29B | 1962 |
| MacDonald | M. D. | Kia-Ora, Karnup | 7ZM and 103B, 24A | 1962 |
| MacDonald | Phillip | Moonie's Rock Farm, Tambellup | D5H | 1924 |
| Macdonald & Clohesy | - | Warening Springs, Mt. Stirling | XC1 | 1924 |
| MacDonald & Son | P. M. | 1627, 1629, Witchcliffe | R7B | 1962 |
| MacDonald Pty. Ltd. | W. N. M. | Ellendale Station, Derby | 5ZV and 10C, 39E | 1962 |
| MacDonald Pty. Ltd. | W. N. M. | Cowendyne, East Kimberley | V5Z and 10C, 114E | 1962 |
| MacDonald Pty. Ltd. | W. N. M. | Fossil Downs Station, West Kimberley | ZV5 and 10C, 22A | 1962 |
| MacDonald W. A. | - | Ingleside 96-7-8, 242, Parkerville | 5WM and 109B, 30A | 1962 |
| Mace | D. | Nelson Locs. 9058, 9238 Glenoran, Manjimup | D8K and 37B, 31A | 1962 |
| Mace | Geo. | Brimington, Koolberin, Via Bruce Rock | G3E | 1924 |
| MacFadyen | Robert G. | Craiglure, Perenjori | NF4 | 1924 |
| Macfarlane | Robert A. | Avon Location 9785 and 21737, South Kumminin | 7QX | 1924 |
| Macfarlane & Co. Ltd. | - | Busselton Butter Factory, Busselton; Murray Street Factory, Perth | 1ZZ | 1924 |
| Macfarlane & Co., Ltd. | - | Busselton Butter Factory, Busselton | 1ZZ | 1912 |
| Macfarlane & Co., Ltd. | - | Murray Street Factory, Perth | 2ZZ | 1912 |
| MacGregor | E. M. (Mrs) | Lot 1 (Diagram 19674) Uranium Street, Kewdale | VM4 | 1962 |
| MacGregor | F. S. (Mrs) | 303-4-5, 850, 6128,1033, 5252, 6883, 11707, Boyup Brook | SM2 and 42D, 21E | 1962 |
| MacGregor | Lewis R. | Avon Location 11384, Kununoppin | 8UM | 1924 |
| MacGregor | R. F. | Wellington Locs. 3540, Benger | M2S | 1962 |
| MacGregor | Robert F. | Wellington Locs. 3450, 3539/41, Benger | M2S | 1927 |
| MacGregor Bros. | - | North Doodlakine | ND8 | 1924 |
| Macham | D. & J. | Susannah Brook, Millendon | 6MA and 25D, 13E | 1962 |
| Machen | L. C. | Wye Farm, Circle Valley | K9M and 34C, 19E | 1962 |
| Machen | Lionel | Wye Farm, Circle Valley, Via Norseman | K9M | 1924 |
| Machen & Son | W. & H. | Wyelands and Greenacres, Salmon Gums and Caitup | XM4 and 14B, 112A | 1962 |
| Machin | D. | Morrisett, Yornup | M4Z | 1962 |
| Machin | H. J. | Burnbank, Bridgetown | HM5 | 1912 |
| Machin | H. J. | Burnbank, Bridgetown | HM5 | 1924 |
| Machin | K. | 1637, 2204, Wooroloo | YU3 and 32B, 115E | 1962 |
| Machoures | R. E. | Bibby, Dandaragan | Z3M | 1962 |
| Macinnes | D. | 5914-6, 7428-30, 6554, 4929-30, Brookton | MZ2 and 115B, 55F | 1962 |
| Mack | W. | Dreyers, Harvey | W8M | 1962 |
| MacKae, Ball & Howard | - | Uro Springs, Via Bamboo | U5R | 1924 |
| Mackay | A. | Wattle Grove, Cookernup | MA1 | 1912 |
| Mackay | A. | Wattle Grove, Cookernup | MA1 | 1924 |
| Mackay | Alex | Roy Hill Station, Nullagine | AO7 | 1924 |
| Mackay | D. R. | Corylyn, Byford | 3VK | 1962 |
| Mackay | J. | Sussex Loc. 1467, Margaret River | J9K | 1962 |
| Mackay | J. A. | Helena River, Chidlow's Well | K8Y | 1924 |
| Mackay | J. A. | Cr. Hardy Road and Uranium Street, Kewdale | K8Y | 1962 |
| Mackay | J. F. | Nannine | J4N | 1912 |
| Mackay | J. F. | Nannine | J4N | 1924 |
| Mackay | J. S. | Roy Hill Station, Nullagine | R0Y | 1912 |
| Mackay | J. S. | Roy Hill Station, Nullagine | R0Y | 1924 |
