| Sutcliffe | G. E. | Noristhorpe, Newdegate | GS2 and 28D, 47E | 1962 |
| Sutcliffe | George E. | Noristhorpe, Newdegate | GS2 | 1927 |
| Sutcliffe | J. & G. | The Valley, Damboring | UX4 | 1924 |
| Sutherland | A. & M. | Rocky Pool, Boyup Brook | AM5 and 102C, 34E | 1962 |
| Sutherland | A. McI | Hill 50, Gairdner River, Jerramungup | 4MS and 45C, 114E | 1962 |
| Sutherland | A. W. | Wookra, Ajana | 4AS and 34B, 105A | 1962 |
| Sutherland | Benj | Ingalla Quairading | B6S | 1924 |
| Sutherland | E. B. & E. M. | Fairfields and Hill View, Yelbeni | E4E and 30D, 102E | 1962 |
| Sutherland | F. | 6237, Kojonup | F4S and 110B, 120A | 1962 |
| Sutherland | Geo. Jas. | Grosvenor Farm, Mt. Kokeby | SD8 | 1924 |
| Sutherland | Geo. W. T. | Forest Avenue, Yelbeni | X2S | 1924 |
| Sutherland | J. | Melbourne Loc. 3581, Moora | S3J and 49B, 116E | 1962 |
| Sutherland | J. S. | Braeside, Katanning | S8J and 38D, 43E | 1962 |
| Sutherland | K. L. | Murray Loc. 336-7-9, 340, 402, Waroona | QBO and 4B, 24A | 1962 |
| Sutherland | L. A. | Wilgie Hills, Pithara | J2Z and 49B, 10A | 1962 |
| Sutherland | O. G. | Avon Loc.15518, Yelbeni | O4S | 1924 |
| Sutherland | O. G. | Avon Loc. 8941-2, 12073, 17269, Benjaberring | O4S and 5B, 113A | 1962 |
| Sutherland | Peter | Nokaning Loc. 20063, Nangeenan | 6PS | 1924 |
| Sutherland | R & W. H. | Edenvale, Dowerin | RS8 and 33B, 112E | 1962 |
| Sutherland | R. & O. J. | Wind-Hill, Benjabbering | R4J and 5D, 113E | 1962 |
| Sutherland | R. & P. A. | Glenmore and Glenmore, Nokaning | 6PS and 25B, 22A | 1962 |
| Sutherland | R. C. | Wendouree, Ajana | LR1 and 32C, 57F | 1962 |
| Sutherland | R. W. | Kunanalling | 4RS | 1912 |
| Sutherland | R. W. | Kununalling | 4RS | 1924 |
| Sutherland | Sinclair | Carter Road, York. | ZX1 | 1924 |
| Sutherland | T. | Kings Lynn, Denmark | TS5 | 1912 |
| Sutherland | T. G. | King's Lynn, Denmark | TS5 | 1924 |
| Sutherland | W. | Hillview, Minnivale | 6SW and 19B, 80A | 1962 |
| Sutherland | W. A. | Deeside Farm, Mullewa | YS9 and 60F, 7B | 1962 |
| Sutherland | W. J. | Loxley, Wagin | 2JS and 20C, 105A | 1962 |
| Sutherland | Wm. Alex | Deeside Farm, Mullewa | YS9 | 1924 |
| Sutherland & Co. | D. I. | Glenvale Farm, Mt. Kokeby | D1S and 50B, 47A | 1962 |
| Sutherland Bros | - | Victoria 4678-9-86, Ajana | 3SA and 38D, 115E | 1962 |
| Sutherland Bros | - | Bobawina, Watheroo | S1T and 27B, 18E | 1962 |
| Sutton | A. | Bandaa Lot 12 Loc. 5 Marybrook, Vasse, via Busselton | 7BS and 42B, 104E | 1962 |
| Sutton | A. & H. | Leighton Farm, Mandurah | SGO and 26D, 25E | 1962 |
| Sutton | A. W. B. & E. M. | Starve Crow, Busselton | SL1 and 107B, 31A | 1962 |
| Sutton | Ben | Marbelup, Busselton | 7BS | 1912 |
| Sutton | Ben. | Marbelup, Busselton | 7BS | 1924 |
| Sutton | Chas. A. | Marbelup, Busselton | 9CS | 1912 |
| Sutton | Chas. A. | Marbelup, Busselton | 9CS | 1924 |
| Sutton | Daniel N. | Nelson Loc. 7901, Bridgetown | SN2 | 1927 |
| Sutton | E. A. | The Plains, Wagin | 7SE and 32B, 5A | 1962 |
| Sutton | G. A. | Leighton House, Mandurah | SG0 | 1912 |
| Sutton | G. A. | Leighton House, Mandurah | SG0 | 1924 |
| Sutton | G. H. | Block 13091/74, Nelson District | 3NS | 1912 |
| Sutton | G. H. | Block 13091/74, Nelson District | 3NS | 1924 |
| Sutton | George H. | Leaseholder of J. E. Ellis Farm, Augusta | GS0 | 1928 |
| Sutton | H. | 2247, Preston Farm, Witchcliiffe | S2X | 1962 |
| Sutton | H. J. A. | Glenmore Farm, Pinjarra | 1SH and 46C, 13E | 1962 |
