| Ryan | O. L. | Halfmoon, Kojonup | YJ9 and 17B, 117E | 1962 |
| Ryan | O. L. & P. M. | 817, 435, 4797, 2478, 833, 420, 868, 816, Upson Downs, Kojonup | L3R and 108B, 114A | 1962 |
| Ryan | Oliver | Dingledel Farm, Moodiarrup, via Kojonup | F2F | 1924 |
| Ryan | P. J. | Burress Dale 1600, Margaret River | PR1 | 1962 |
| Ryan | Patk. | Rossmore, Jennacubbine | P1R | 1912 |
| Ryan | Patk. | Wicklow Farm, Pingarup | 8ZP | 1924 |
| Ryan | Patk. | Rossmore, Jennacubbine | P1R | 1924 |
| Ryan | Patrick John | Water Reserve, Quairading | P6R | 1926 |
| Ryan | Philip | Lyons River, Irragully, Carnarvon | 9PR | 1924 |
| Ryan | R. | Blocks 26, 27, 28, Hamel | 7RR | 1912 |
| Ryan | R. | Blocks 26, 27, 28, Hamel | 7RR | 1924 |
| Ryan | R. T. | Sunnyside, Badgerin, via Dowerin | 3RY | 1924 |
| Ryan | Ryan D. | New Forrest Station, Greenough | 3RO | 1924 |
| Ryan | S. J. | Avon 12157, North Baandee | R1Y and 37C, 43E | 1962 |
| Ryan | Stephen | Blocks 1478, Bridgetown | 3SR | 1912 |
| Ryan | Stephen | Block 1478, Bridgetown | 3SR | 1924 |
| Ryan | T. J. & P. H. | New Forrest and Ballardoo, Yalgoo | 1AU | 1912 |
| Ryan | T. J. & P. H. | New Forrest and Ballardoo, Yalgoo | 1AU | 1924 |
| Ryan | Thomas | P.L. 2801/102, Meekatharra | TR7 | 1912 |
| Ryan | Thos. | P. L. 2801/102, Meekatharra | TR7 | 1924 |
| Ryan | Thos. | Fitzgerald Street, Northam | ZR5 | 1924 |
| Ryan | Thos. Jas. | Pine Grove Station and Lock Vale Farm, Isseka | 1VA | 1924 |
| Ryan | Thos. Leo. | White Waters, Northampton | X6R | 1924 |
| Ryan | W. | A.117A, Nannup | VR1 | 1962 |
| Ryan | W. H. | Rosendale, Newcastle | 7WR | 1912 |
| Ryan | W. H. | Rosendale, Toodyay | 7WR | 1924 |
| Ryan | Wm. | Model Dairy Farm, Leake Street, Boulder | W3R | 1912 |
| Ryan | Wm. | Model Dairy Farm, Leake Street, Boulder | W3R | 1924 |
| Ryan | Wm. E. | Brookfield, Northampton Line | A6R | 1924 |
| Ryan & Co. | C. F. | Mt. Budd, Minganew | 4RS and 3B, 45A | 1962 |
| Ryan & Son | J. & J. D. | Seymour, Wattle Grove | R0S and 9B, 35A | 1962 |
| Ryan & Sons | C. | River Bends, Kojonup | F2F and 2C, 43E | 1962 |
| Ryan Bros. | - | Springfield, Narrogin | RB1 | 1912 |
| Ryan Bros. | - | Springfield, Narrogin | RB1 | 1924 |
| Rychen | P. | Federal Dairy, Bayswater | 2PR | 1912 |
| Rychen | P. | Federal Dairy, Bayswater | 2PR | 1924 |
| Ryder | Darcy | Teamster, Derby | DR7 | 1924 |
| Ryder | Jas. | Roe Loc. 714, Kondinin | Q2X | 1924 |
| Ryles | Harold | Peak Hill | Z6X | 1924 |
| Ryles | John Harold | Mingah, Peak Hill | L⊚7 | 1926 |
| Ryles & Councillor | J. H. & R. | Jamindie Station, Meekatharra | LZ7 and 4C, 12E | 1962 |
| Rymill Bros. | - | Wooling Pastoral Co. East Murchison | OU1 | 1928 |
| Rymin | Y. G. | Korojon Ka, Yuna, via Geraldton | YR7 and 17D, 117E | 1962 |
| Ryniker | C. A. | Rockbank, Bedfordale | 7CR | 1912 |
| Ryniker | C. A. | Rockbank, Bedfordale | 7CR | 1924 |
| Saaler | N. H. | Lot 3863, Kirup | QT0 | 1924 |
| Sachman | L. | Vic. Loc. 5498, Pintharuka | Q7L | 1924 |
| Sachman Bros. | - | Noonagin Hills, Pintharuka | Z3B | 1924 |
| Sachse | E. G. | Rosedale, Kununoppin | 2SZ and 31B, 84E | 1962 |
| Sachse | E. M. (Mrs) | Ningham 6003, 694, 701, 713-4, Bencubbin | ES9 and 54F, 84B | 1962 |
