| Nash | A. M. | Morrapoi, Williams | A2N | 1912 |
| Nash | A. M. | Morrapoi, Williams | A2N | 1924 |
| Nash | A. M. | Almyna, Williams | A2N and 26B, 10E | 1962 |
| Nash | Don. C. | Carnarvon | 7DN | 1912 |
| Nash | Don. C. | Carnarvon | 7DN | 1924 |
| Nash | Fanny Grace | Blocks 1481 and 1482, Kangaroo Flats, Bridgetown | GN7 | 1912 |
| Nash | Fanny Grace | Blocks 1481 and 1482, Kangaroo Flats, Bridgetown | GN7 | 1924 |
| Nash | J. H. | Marree, Picton Junction | JN5 | 1962 |
| Nash | K. D. | Fayre Field, Wanneroo | 7KN | 1962 |
| Nash | L. E. | Lawsoar, Balingup | N2E | 1912 |
| Nash | M. J. (Mrs) | Loc. 2170, Kent River | 7MN and 32E, 10D | 1962 |
| Nash | W. G. & M. | Chitibin, Witchcliffe | 2WN and 41B, 22E | 1962 |
| Nathan | Altham | Dill Khush Farm, Bruce Rocks, Nunagain, via Doodlakine | DA6 | 1912 |
| Nathan | Altham | Dill Khush Farm, Bruce Rock, Nungarin, via Doodlakine | DA6 | 1924 |
| Nathan | Hyam | Commonage, Geraldton | H2N | 1912 |
| Nathan | Hyam | Commonage, Geraldton | H2N | 1924 |
| Nathan | M. I. (Mrs) | Katandra, Coolup | 5NM and 110A, 25B | 1962 |
| Nattrass | Geoffrey O. | Rosaire Eradu | 3GN | 1928 |
| Nattrass | J. H. | Enderslea, Chittering | J6N and 9E, 116D | 1962 |
| Naughton | David | Commonage, Roebourne | DN0 | 1912 |
| Naughton | David | Commonage, Roebourne | DN0 | 1924 |
| Naughton | K. M. | Leven Roe 1204-5, Lake Varley | CJ3 and 39B, 118E | 1962 |
| Naughton | L. L. | Sunshine Park, Yorkrakine | Z5N and 27B, 45E | 1962 |
| Naughton | Leo. L. | Sunshine Farm, Yorkrakine | Z5N | 1924 |
| Naughton | P. | Glenrose, Yorkrakine | PN6 | 1912 |
| Naughton | P. | Glenrose, Yorkrakine | PN6 | 1924 |
| Naughton | R. D. | Bando, Thomsons Brook, Donnybrook | R7N | 1912 |
| Naughton | R. D. | Bando, Thompson's Brook, via Donnybrook | R7N | 1924 |
| Naughton | William | Block 2185/102, Mabel Downs Station via Wyndham | 5SR | 1927 |
| Naughton | Wm. | Maple Downs, White Micky Springs, Hall's Creek | 0MK | 1924 |
| Naughton | Wm. | Frog Hollow, Hall's Creek | 2MU | 1924 |
| Naughton | Wm. | Texas Downs, Wyndham | 3HH | 1924 |
| Naughton | Wm. | Maple Downs, White Micky Springs, Frog Hollow, Hall's Creek | 6AD | 1924 |
| Naughton | Wm. | Mabel Downs, Turkey Creek | 7HJ | 1924 |
| Naughton | Wm. | Mabel Downs, Turkey Creek | 7HL | 1924 |
| Nawell | Charles | Sunnyside Farm, Mornington | ON4 | 1924 |
| Nayler | Geo. | Grasmere, Cranbrook | 1GN | 1912 |
| Naylor | A. M. | Rock Dale, Mt. Helena | AN4 and 52F, 24B | 1962 |
| Naylor | Arnold | Manga Farm, P.O. Box No. 8, Manjimup | AN3 | 1926 |
| Naylor | Elizabeth | Southlands, Bridgetown | 2NE | 1924 |
| Naylor | Geo. | Grasmere, Cranbrook | 1GN | 1924 |
| Naylor | John A. | Howard Street, Fremantle | J7N | 1912 |
| Naylor | John A. | Howard Street, Fremantle | J7N | 1924 |
| Nazzari | G. | Rolling Acres, Tambellup | 8PR and 27D, 38E | 1962 |
| Nazzari | J. H. M. & R. | Rolling Acres, Tambellup | J3N and 25D, 30E | 1962 |
| Nazzari | Jack | Johnston Street, Collie | ZN7 | 1924 |
| Neagle | M. | Totness Farm, Merkanooka | MN5 | 1912 |
| Neagle | M. | Totness Farm, Merkanooka | MN5 | 1924 |
| Neal | A. J. | Loc. 2930, Margaret River | A8N | 1962 |
| Neal | Mrs G. A. | Quaranhul Station, Bunbury | 4NU | 1924 |
