| Lemin | Mary | 78 Strand, Rob Estate, Albany | NL4 | 1924 |
| Lemke | R. C. & E. E. | Sussex Loc. 3898, Carbunup River, via Busselton | 3LR and 55F, 120B | 1962 |
| Lemm | T. | Fitzgerald 412, Circle Valley | T2L and 84A, 17C | 1962 |
| Lemon | Elizabeth | Group 68, Yanjinup, Peel Estate | DL8 | 1927 |
| Lenane | H. | Bindy Bindy, Walebing | LX5 | 1924 |
| Lenane | M. T. | M.1141. 1642, Bindi Bindi | LX5 and 13B, 11E | 1962 |
| Lenane & Sons | M. T. | Palm Springs, Bindi Bindi | ML1 and 11A, 47B | 1962 |
| Lenanton | A. | No. 5 Pumping Station, Merredin | 3LV | 1924 |
| Lenanton | Arthur | Green Hills, Boddington | RP9 | 1924 |
| Lenba | F. C. | Ninghan Location 366, Mandiga | 0QE | 1924 |
| Lenhberg | Neil | Greenbushes | 1NL | 1924 |
| Lennan | James | Mallie Mallee, Korbel | 3UL | 1924 |
| Lennard | J. B. | Munthoola Farm, Williams | OO9 | 1924 |
| Lenni | L. | Venus Farm, Cunderdia | 6LL | 1912 |
| Lenni | L. | Venus Farm, Cunderdin | 6LL | 1924 |
| Lennon | Francis A. | Reserve, Wyndham | V9L | 1924 |
| Lennon | G. C. | Lot 4, Gosnells | GL7 | 1962 |
| Lennon | Robert M. | Jandakot | U8L | 1924 |
| Leno | Edgar | Townsite, Mundaring | E4L | 1924 |
| Lenton | V. | Gnarming, East Wickepin | 9VL | 1924 |
| Leo | C. A. | Williams Location, Dumbleyung | O8Z | 1924 |
| Leo | Edward Joseph | Merrilup, East Dumbleyung | L2E | 1924 |
| Leo | John | Part of Williams Loc. 10784, Kukerin | L5⊚ | 1926 |
| Leo | W. P. | Location 6220, Manjimup | Q0L | 1924 |
| Leo-anna Grazing Estate | - | Leo-Anna, Bindoon | LA6 and 119B, 30A | 1962 |
| Leonard | Aunie | Scarboro, Mount Hawthorn | 2JL | 1926 |
| Leonard | B. | 395501, Bohemia Downs Station, via Fitzroy Crossing | T2Y and 34A, 2C | 1962 |
| Leonard | C. J. | Sylvania, North Dandalup | L0Y | 1962 |
| Leonard | Chas. J. | Leonard's Farm, Bridgetown | QL4 | 1924 |
| Leonard | H. H. | Mt. Crest Poultry Farm and Hatchery, Mt. Helena | HL2 and 17C, 38E | 1962 |
| Leonard | I. G. & A. W. | Sussex, Koolbardee, Karridale | 4AW | 1962 |
| Leonard | John E. | Three Springs | 6LA | 1924 |
| Leonard | Robert John | Victoria Location 7440, Perenjori | LQ6 | 1924 |
| Leonard | W. | Common, Laverton | 9LW | 1912 |
| Leonard | W. | Common, Laverton | 9LW | 1924 |
| Leonard | W. | Hillside, Booralaming | L6W | 1924 |
| Leonhardt | H. | Lot 8, Dardanup | HL7 and 52F, 37D | 1962 |
| Leonora Pastoral Co. | - | Nambi Station, Leonora | XD7 | 1924 |
| Leopold Downs Station | - | Leopold Downs Station, Fitzroy Crossing | 1HR and 71C, 71E | 1962 |
| Lepidi | B. | 1680, Metricup | 8BL and 52F, 71D | 1962 |
| Lepidi | E. | Sussex Loc. 817-8-9, Metricup, via Busselton | E1L and 114D, 71E | 1962 |
| Leserf | Nellie G. | Addington, Popanyinning | 4BY | 1927 |
| Leslie | D. M. | Melville Farm, Latham | Y5L | 1924 |
| Leslie | G. A. | Longfield, East Pingelly | G4L | 1912 |
| Leslie | G. A. | Longfield East, Pingelly | G4L | 1924 |
| Leslie | Gordon | Bayswater Farm, Bayswater | K0U | 1924 |
| Leslie | H. P. | 722-3 Mundijong, Mandogalup, Peel Estate | MR8 and 39A, 4C | 1962 |
| Leslie | Mrs R. D. | M. 964 and 966, Coorow | LO2 | 1924 |
| Leslie | R. C. | Commonage, Meekatharra | 6RL | 1924 |
| Leslie | Richard W. | Rosedale, Mumballup | R8L | 1927 |
