| Sutton | Henry | Leighton Farm, Mandurah | O1S | 1912 |
| Sutton | Henry | Leighton Farm, Mandurah | O1S | 1924 |
| Sutton | Hy. | Leighton Farm, Mandurah | 1SH | 1912 |
| Sutton | Hy. | Leighton Farm, Mandurah | 1SH | 1924 |
| Sutton | J. C. | Kelvin Grove, Newlands, via Bunbury | SN2 | 1962 |
| Sutton | J. W. | Loc. 567, Denmark | 8YB | 1962 |
| Sutton | M. K. | Murray Locs. 220, 193, Pinjarra | O1S and 46C, 18E | 1962 |
| Sutton | Michael K. | Pinjarra | SK0 | 1927 |
| Sutton | W. J. | Jaraup, Harvey | 1SU | 1912 |
| Sutton | W. J. | Jaraup, Harvey | 1SU | 1924 |
| Sutton | W. P. | Block 61 Cockburn Sound, North Dandalup | X7S | 1962 |
| Sutton | Wm. | Wellard, Peel Estate | V6X | 1924 |
| Sutton | Wm. Arthur | Watheroo | SU4 | 1924 |
| Sutton & Co. | J, G. | Doodemurra, Moora | 9GS and 38C, 71A | 1962 |
| Sutton Bros. | - | Hilltop, Riverview, Marella, Bridgetown | S6F and 12C, 40E | 1962 |
| Svanberg | N. W. | Tarnup, Many Peaks | N7S and 49D, 32E | 1962 |
| Svefkin | J. | Saravale, Nyabing | 9SU | 1924 |
| Svendsen | L. H. | H.F. 9013/74, Cunderdin | L8S | 1912 |
| Svendsen | L. H. | H> F> 9013/74, Cunderdin | L8S | 1924 |
| Svicarovic | Antonio | Blocks 13214/74, 12316/55 Bungulla | S6A | 1912 |
| Svicarovic | Antonio | Blocks 13214/74, 12316/55, Bungulla | S6A | 1924 |
| Svircas | D. | Karri Hills, Jardee | DS3 and 105D, 108E | 1962 |
| Swaby | F. W. & G. A. | Babalon, Byford | 3SY and 35B, 6E | 1962 |
| Swaby | Jas. Wm. | Cliftondale, Slab Hut Mail, via Konjonup | 3SY | 1924 |
| Swain | William | Hope Valley, Huxtables | NS7 | 1928 |
| Swallow | K. R. | Plantagenet Locs. 5529, 1530, Denmark | Y6Q | 1962 |
| Swallow | P. G. B. | 2315, Denmark | YP9 | 1962 |
| Swan | E. T C. | Glendaruel, Cookernup | 6ES | 1924 |
| Swan | E. T. C. | Gelendaruel, Cookernup | 6ES | 1912 |
| Swan | Ernest Alex | Hohnesdale Road, West Midland | N8S | 1924 |
| Swan Boys Orphanage | - | Swan Boys Orphanage, Midland Junction | X2S | 1962 |
| Swan Meat Co. | - | Bassendean, Guildford. The Company's Paddock, Boulder | LT5 | 1912 |
| Swann | G. V. & R. A. | Lydford, Salmon Gums | K1S and 46D, 26E | 1962 |
| Swann | L. K. | Swanville Farm, Broomhill | LS1 | 1912 |
| Swann | R. L. | Carvllyn, 582, 534, Salmon Gums | RS9 and 43B, 37A | 1962 |
| Swann | W. G. | East View Farm Loc. 577 and 574, Salmon Gums | 2SV and 9D, 106E | 1962 |
| Swannell | A. W. J. | Lot14 Plan 1317, Baskerville | 7SL and 26B, 9A | 1962 |
| Swannell | John E. | Yealering | 6ES | 1928 |
| Swannell | S. A. D. | 179-80-1-2-3-4-5, Kojonup | SE9 and 43B, 44A | 1962 |
| Swannell | T. H. | Karingal | T3S | 1962 |
| Swannell | Thomas H. | Buena Vista, Herne Hill | T3S | 1927 |
| Swanson | A. J. & J. | Nhorgo, Dongara | SJ3 and 38C, 50A | 1962 |
| Swanson | Frederick | Mangle Estate, Bunbury | F0S | 1926 |
| Swanson | Jno | York | S1Q | 1924 |
| Swanson | Jno. | York | S1Q | 1912 |
| Swanson & Provan | - | Avon Loc. 14364, Barbalin, via Kununoppin | SQ0 | 1924 |
| Swanson Bros. | - | Linden, Yerilla | 2SA | 1912 |
| Swanson Bros. | - | Linden, Yerilla | 2SA | 1924 |
| Swanu | L. K. | Swanville Farm, Broomehill | LS1 | 1924 |
| Swarbrick | R. | Loc. 2281, Margaret River | S6K | 1962 |
