| MCann | J. B. | Kent 1517, Gairdner River | J3O and 112B, 47A | 1962 |
| McArdell | J. M. | Block 14 Kwolyiu, Kellerberrin | MA5 | 1924 |
| McArdell | J. O. & L. C. | Kondinin | MX9 | 1924 |
| McArdell | J. O. O. jun. | Tarrah Merah, Hines Hill | O7A | 1924 |
| McArdell Bros. | - | Cover Dale, Kondinin | UM3 | 1924 |
| McArthur | H. J. | Popanyinning | G5M | 1924 |
| McArthur | H. J. | Popanyinning | G5M | 1912 |
| McArthur | Norman Arnold | McArthur's Farm, Goomalling | N4A | 1924 |
| McArthur | W. H. | Burwell Farm, Tambellup | MW9 | 1924 |
| McArthur Bros. | | Gurleen Farm, Tambellup | 9MA | 1912 |
| McArthur Bros. | - | Gurleen Farm, Tambellup | 9MA | 1924 |
| McAtee | D. A. | Dillon Springs, Wyndham | U7U | 1912 |
| McAtee | D. A. | Dillon Springs, Wyndam | U7U | 1924 |
| McAtee | R. G. | Jalbanagup, Lower Blackwood | 7RM | 1912 |
| McAtee | R. G. | Jalbanagup, Lower Blackwood | 7RM | 1924 |
| McAuliffe | Cornelius | Nalbarra Station, Mt Magnet | 6CV | 1924 |
| McAuliffe | Jeremiah | Blocks 39 and 40, Loc. 4733, Gomalling | YM1 | 1924 |
| McAuliffe | John | Irwin, Dongarra | 2JM | 1912 |
| McAuliffe | John | Irwin, Dongarra | 2JM | 1924 |
| McAuliffe | P. | Greenhill Farm, Katanning | C2Q | 1924 |
| McAuliffe | Win. | Whin Flat, Strawberry | OMC | 1924 |
| McAuliffe | Wm. | Whim Flat, Strawberry | 0MC | 1912 |
| McAullay | E. W. | Wonganella, Kwolyn | K7Y | 1924 |
| McAullay | J. A. | Blessington, East Wagin | A1J | 1912 |
| McAullay | J. A. | Blessington, East Wagin | A1J | 1924 |
| McAwley | John | Geraldton | MJ2 | 1912 |
| McBain | A. F. | Loc. 18140 Yoting | M7U | 1924 |
| McBain | B. J. J. | Kuringai, Boyup Brook | B4M and 28C, 48A | 1962 |
| McBean | James | Riverside, York | J7M | 1912 |
| McBean | James | Riverside, York | J7M | 1924 |
| McBeath | C. L. | 396/ 856 Luman District, Halls Creek | 9CL and 28C, 18A | 1962 |
| McBeath | E. T. | 13579 Corrigin | 3EM and 36B, 120A | 1962 |
| McBeath | Jas. jun. | Narrogin | 3JX | 1924 |
| McBeath & Sons | E. O. | Anbrook, Corrigin | 0EM and 7A, 20B | 1962 |
| McBeatty | J. B. | Old Mokum, Manjimup | M0K | 1962 |
| McBride | C. S. M. | Yearalea, Koogan | E1M | 1925 |
| McBride | C. S. M. | Valli View, Helena Vally | VM1 and 17C, 36E | 1962 |
| McBride | John | Commonage, Morgans | 5VX | 1924 |
| McBride | R. & M. | Homeacres, Esperance | M7M and 6A, 48B | 1962 |
| McBride | R. M. & P. | Gindalbie Station, Kalgoiorlie | G4C and 51F, 23B | 1962 |
| Mcburney | A | Woodabulling, East Pingelly | 5MB and 28C, 3E | 1962 |
| McBurney | J. A. | Eastview, East Pingelly | JA0 and 111A, 44C | 1962 |
| McBurney | John | Aldinga, Pingelly | B3Y | 1912 |
| McBurney | John | Aldinga, Pingelly | B3Y | 1924 |
| McBurney | K. A. | Locs. 98, 245-6, 254, East Pingelly | B3Y and 51F, 105D | 1962 |
| McCabe | A. J. | Kellerberrin | 6:00:00AM | 1928 |
| McCabe | E. M. | 399 Lot 1 Donnybrook | W4M and 27B, 112E | 1962 |
| McCabe | J. B. | Glen Rowan, Pingelly | 4MJ and 58F, 117D | 1962 |
| McCabe | Michael A. | Hill View Farm, Kellerberrin | U8M | 1924 |
| McCabe | N. J. | Glenlorry, Brookton | 3VJ and 4C, 8A | 1962 |
