| McTavish | P. | Taras Farm, Yorkrakine | 6T | 1924 |
| McTavish | T. A. & E. K. | Woodville, Wyalkatchem | TM8 and 17C, 43E | 1962 |
| McTavish & Sclater | - | Hillcrest, Kularin | P6T and 13D, 48E | 1962 |
| McVee | E. S. | 960, M.724, 624, M.384, Dandaragan | 3MV and 37B, 120E | 1962 |
| McVee | Edwd. J. | Cataby, Dandarragan | MV2 | 1912 |
| McVee | Edwd. J. | Cataby, Dandarragan | MV2 | 1924 |
| McVee | J. E. (Mrs) | The Rivers, Mooliabeenee | MV2 and 28C. 16E | 1962 |
| McVee | J. H. S. | Cataby, Dandarragan | 1SX | 1912 |
| McVee | J. H. S. | Cataby, Dandarragan | 1SX | 1924 |
| McVee | Mrs Gussie | Tambagee, Dandarragan | 3VE | 1924 |
| McWaters | A. | Yeanilling, East Pingelly | B8B | 1927 |
| McWaters | G. C. & A. | Blocks 12473, 9034, 4997, 12474, 5056, 4826, 5260, Cunderdin and at 125 Guildford Road, Maylands | 7MW | 1912 |
| McWaters | G. C. & A. | Blocks 12473, 9034, 4997, 12474, 5056, 4826, 5260, Cunderdin | 7MW | 1924 |
| McWaters & Son | G. F. | Leighton, Cunderdin | 7MW and 71C.13E | 1962 |
| McWha | W. & M. H. | 1787, 1261, Koorda | WM6 and 31D, 114E | 1962 |
| McWhinney | - | Rochester Farm, Darkan | A2Z | 1924 |
| McWhinney | A. | Rochester, Dardadine | AZ7 and 102C, 6E | 1962 |
| McWhirter | A. & N. | Jarkeln, 15819, 18854, 7873, 15818, 14822, 12933, 16382, 12596, Kellerberrin | R8W and 106B, 14E | 1962 |
| McWhirter | G. | Wirriwong, 1311 Kent, Gairdner River | G3W and 103D, 3E | 1962 |
| McWhirter | G. A. | Pine Lodge, Kellerberrin | 7XW and 41A, 32B | 1962 |
| McWhirter | Geo. | Wilbananing Farm, Kellerberrin | 7XW | 1924 |
| McWhirter | K. A. & E. A. | Avon Loc. 34-6, 203, 204, 216, 280, Kellerberrin | 3MK and 118D, 24E | 1962 |
| McWhirter | S. B. | Glenmore, Baker's Hill | M6X | 1924 |
| McWhirton | A. | Willow Glen, Kellerberrin | WA9 | 1924 |
| McWilliam | Alexander | Rose Hill Farm, Manjimup | 7TO | 1924 |
| McWilliam | C. | 12885, Kuender | YK8 and 105D, 11E | 1962 |
| McWilliam | J. | Glengarry, Rocky Gully | J8M and 25B, 40A | 1962 |
| McWilliam | John | Glengarry, Lake Grace | YK8 | 1926 |
| McWilliams | W. G. | Netherhall, Tammin | 2UG | 1924 |
| McWirton | A. | Willow Glen, Kellerberrin | WA9 | 1912 |
| Mea | Jan | Bummers Creek, Mt Malcolm | J8N | 1912 |
| Mea | Jan. | Bummers Creek, Mt Malcom | J8N | 1924 |
| Meacham | Alan. I. | Daw Hill Farm, Katanning East | QN1 | 1924 |
| Meacock | George E. | Circle Valley via Norseman | E7M | 1927 |
| Mead | A. G. | Kelverton, Mundijong | LD7 | 1912 |
| Mead | A. G. | Kelverton, Mundijong | LD7 | 1924 |
| Mead | A. H. | Lealholm, Rockingham | HD7 | 1924 |
| Mead | Aubery W. | Happy Valley, Jarrahdale | 1HV | 1924 |
| Mead | Aubrey W. | Happy Valley, Jarrahdale | 1HV | 1912 |
| Mead | C. C. | Evergreen, Boyup Brook | 5CM and 39C, 23A | 1962 |
| Mead | C. G. | Greenfields, Rockingham | HD7 | 1912 |
| Mead | E. | Wandalea, Brunswick Junction | T1P | 1912 |
| Mead | E. | Wandalea, Brunswick Junction | T1P | 1924 |
| Mead | E. C. | Meran, Denbarker | M8E and 49E, 48D | 1962 |
| Mead | E. N. | Wellard Peel Estate 966-70, 974-5 Wellard | LD7 and 19C, 4A | 1962 |
| Mead | E. N. & H. A. | 935/940 South Fremantle | X7T and 28B, 40A | 1962 |
| Mead | Francis Mark A. | Wellington Loc. 2557, Boyanup | F8Q | 1925 |
| Mead | G. H. | Ormonde, Graball | N8G | 1924 |
| Mead | J. H. | Fresh Water Camp Station, Sharks Bay | M5D | 1912 |
| Mead | John | Hall's Creek | QM5 | 1924 |
