| Raftis & Twomey | - | Commonage, Yundamindera | R1T | 1924 |
| Ragless | S. A. | Strathpeffer, Parkerville | RK1 and 24D, 67E | 1962 |
| Ragless & Sons | W. J. | No. 65 /06, Kellerberrin | RS3 | 1912 |
| Ragless & Sons | W. J. | No. 65/06, Kellerberrin | RS3 | 1924 |
| Ragless Bros. | - | Spring Vale Farm, Bullsbrook | 4VX | 1924 |
| Rahley | Jeremiah | Meadow Brook, Gillmaning | JR5 | 1912 |
| Rahley | Jeremiah | Meadow Brook, Gilmanning | JR5 | 1924 |
| Rainbird | C. H. | Plantagenet Loc. 2209, Albany | RX3 | 1962 |
| Rainbird | Chas. H. | Plantagenet Loc. 2209, Mt. Barker | RX3 | 1924 |
| Raine & Co. | N. W. | Roe 1039, 417, 1041, 2125, 2147, Hyden | NR7 and 36B, 117E | 1962 |
| Rainier | W. M. | Kenderek Park, Morowa | 2XU | 1924 |
| Rains | Arthur L. | Calecono, Marchagee | LR1 | 1927 |
| Rainsamy | E. M. | Commonage, Cossack | 0ER | 1924 |
| Raisbeck | C. J. | Avondale, 86 Mile Gate, Geetarning | K1R | 1924 |
| Raison | William Leslie | Jeeda Mia, Bencubbin | W2R | 1926 |
| Raison & Sons | - | Jeeda Mia, Bencubbin | W2R and 10B, 48E | 1962 |
| Raith | John W. | Lusanne, Lion Mill | 5NJ | 1924 |
| Rajander | S & N. J. | Vernamo, Bulading | 4RA and 48D, 48E | 1962 |
| Rake | C. J. | Sussex 1517, Kuderup | CR0 | 1962 |
| Rakich | G. | Wahroonga, Baskerville | 8GR and 114B, 16E | 1962 |
| Rakich | I. & A. | Yilgarn Loc. 461, Southern Cross | 1YR | 1962 |
| Rakich | I. A. | Lot 8 Loc. 1, Upper Swan | 9AR and 118B, 50A | 1962 |
| Rakich | J. M. | Windy Ridge, Baskerville | JR9 and 12C, 118E | 1962 |
| Rakich | V. | 711 to 724, Southern Cross | VR6 and 119D, 118E | 1962 |
| Rakich & Sons | I. J. | Green Hill Downs, Gidgegannup | 3SR and 110B, 44C | 1962 |
| Ral | Pedro | Sussex Loc. 650, Wannerup | P4R | 1924 |
| Ralph | A. L. G. & D. E. | Langwarnor, Binnu | 3QR and 5B, 42A | 1962 |
| Ralph | B. | Pankie, Walebing | BR6 | 1912 |
| Ralph | B. | Pankie, Walebing | BR6 | 1924 |
| Ralph | Cornelius | Moorrabbee, Nallon | CR5 | 1912 |
| Ralph | Cornelius | Langwarnor, Binnu, via Geraldton | 3QR | 1924 |
| Ralph | Edward G. | Bejoording, Toodyay | ER5 | 1924 |
| Ralph | Edwd. G. | Bejoording, Toodyay | ER5 | 1912 |
| Ralph | George Tite | 13-mile Paddock, Wanneroo | GR1 | 1912 |
| Ralph | George Tite | 13-Mile Paddock, Wanneroo | GR1 | 1924 |
| Ralph | H. T. | Glenfield, Goomalling | IT4 and 6B, 9A | 1962 |
| Ralph | J. W. | Port. Me. bl 912-3, 288, Miling | 1RJ and 11B, 53F | 1962 |
| Ralph | L. C. & P. R. | Burneywang and Malle Downs, Binnu | R1L and 7B, 117E | 1962 |
| Ralph | L. L. | 4541-2-5, 5656, Binnu | CR5 and 6B, 49A | 1962 |
| Ralph | M. M. (Mrs) | Westfield 101, Armadale | 7MR | 1962 |
| Ralph | N. E. | Hill and Dale, Miling | NR5 and 22C, 111A | 1962 |
| Ralph | S. N. J. | Worlyn, Bejording | WR5 and 4B, 39A | 1962 |
| Ralph & Co. | A. B. | M.1148 Part M.598, Miling | BR6 and 38C, 6A | 1962 |
| Ralph & Sons | W. | Gwynne Bank, Ballbarrup, Bridgetown | 2RG | 1912 |
| Ralph & Sons | W. | Gwynne Bank, Balbarrup, Bridgetown | 2RG | 1924 |
| Ralph & Sons | W. | Gwynne Bank, Balbarrup | 2RG and 39B, 31E | 1962 |
| Ralph Bros. | - | Binnu, via Nallon | CR5 | 1924 |
| Ralston | A. McD. | Redfern, Manjimup | 9RA and 84C, 3E | 1962 |
| Ralston | A. McD. & A. R. | Blocks 2068 and 2061, Warrick Hill, Manjinup | 9RA | 1912 |
| Ralston | A. McD. & A. R. | Blocks 2068 and 2061, Warrick Hill, Manjimup | 9RA | 1924 |
