| Delaporte | Fred | Stratham,Boyanup | 5DP | 1924 |
| Delaporte | W. J. C. | Capel Farm, Capel | WD1 | 1912 |
| Delaporte | W. J. C. | Capel Farm, Capel | WD1 | 1924 |
| Delaporte & Truslove | - | Palm Springs, Roebourne | 6DT | 1924 |
| Delfos | J. A. | Jingaling Brook, Toodyay | 7JD and 16C, 6D | 1962 |
| Delfs | Jacob E. | Commonage, Carnarvon | J1D | 1912 |
| Delfs | Jacob E. | Commonage, Carnarvon | J1D | 1924 |
| Delfs | John M. Wm. | Homestead Lease 55, Coolgardie | W9D | 1912 |
| Delfs | John M. Wm. | Homestead Lease 55, Coolgardie | W9D | 1924 |
| Delfs & Son | J. | Millar's Paddock, Karridale | D0L | 1912 |
| Delfs & Sons | J. | Millar's Paddock, Karridale | D0L | 1924 |
| Delgado | Miguel | Glen Iris, Glen Iris | MD0 | 1912 |
| Delgado | Miguel | Glen Iris, Glen Iris | MD0 | 1924 |
| Dell'Agostino | A. | Tanjanerup AA 40, Nannup | A70 | 1962 |
| Dell'Agostino | U. | Lot 6110, Mullalyup | CD2 and 24B, 118E | 1962 |
| Della | A. | Wanamaal | BB3 | 1928 |
| Della | D. | Green Valley, Jardee | N9D | 1962 |
| Della | H. & L. J. | Loc. 1237, Augusta | M2A | 1962 |
| Della | Marta E. | Osborne Park | ED1 | 1928 |
| Della | W. | Ampleside Stnd, Wattle Grove | 8WD and 34C, 107A | 1962 |
| Della Bosea & Sons | - | Bronte & Wheatley, Southern Cross | D4A and 114A, 39B | 1962 |
| Della Sale | J. | Crooked Brook, via Dardanup | DS1 and 3C, 20A | 1962 |
| Della Vedova | G. | Avonlea, Duranillin | VD9 and 48 A, 45B | 1962 |
| Della Vedova | M. S. | Manela Farm, Miling | 1DV and 30B, 46E | 1962 |
| Della-Bona | E. | Glenroy & Apsley Road, Bridgetown and Riverton | 0DP and 58F, 120D | 1962 |
| Della-Bosca | C. & M. L. | Jilbadji, Locs. 359, 360, 362, 291, Moorine Rock | 5DB and 50B, 112E | 1962 |
| Della-Bosca | C. J. & E. R. | Yerbillion Park, Westonia | PB9 and 18D, 113E | 1962 |
| Della-Bosca | L. | Yilgarn Loc. 9775, 1359, N. Boddalin | LU6 and 16D, 120E | 1962 |
| Della-Bosca | P. | Yilgarn 166, Westonia | B2P and 67A, 44C | 1962 |
| Della-Bosca & Sons | - | Locs. 972-969-970, Boddalin | 8LB and 67A, 45C | 1962 |
| Della-Franen | A. B. & C. | 19 Benara Road, Bayswater | D1F | 1962 |
| Della-Gola | Q. | 8951, Pemberton | 2DG and 12C, 103A | 1962 |
| Della-Marta | E. | Greenland, Keybrook | ED1 | 1962 |
| Della-Polina | A. & L. | Delrai Loc. 11984, Greenbushes & Bridgetown | 6DP and 59F, 17C | 1962 |
| Della-Sale | E. | Loc. 907, Mullalyup | D2S | 1962 |
| Della-Vedova | A. | Loc. 77, Kelmscott | 7DA | 1962 |
| Della-Vedova | Andrew | Vedova Garden, Osbourne Park | 7DA | 1924 |
| Della-Vedova | B. | Adda, Narembeen | B7D and 13D, 27A | 1962 |
| Della-Vedova | C. (Mrs) | Belvedere, Duranillin | VA7 and 12B, 19E | 1962 |
| Della-Vedova | C. A. | Osbourne Dairy, Waroona | D7V and 116B, 14A | 1962 |
| Della-Vedova | E. | Cirano, Greenbushes | ED6 and 7C, 45E | 1962 |
| Della-Vedova & Sons | - | Hay 16 Roe 256, 22, Throssell Est. 23-28, etc., Northam, Gosnells Quairading, Narembeen | B4V and 43D, 18E | 1962 |
| Dellaca | M. J. | Pink Lake, Esperance | DE6 | 1962 |
| Dellanna & Tognetti | - | Plantagenet, Albany | D2T and 37B, 27E | 1962 |
| Dellar | Benjamin J. | Fitzgerald Locs. 232 and 129, Salmon Gums | TL7 | 1927 |
| Dellar | Jas. | Lots 35 and 36, Springdale Dairy, Maddington | 6DJ | 1912 |
| Dellar | Jas. | Lots 35 & 36, Springdale Dairy, Maddington | 6DJ | 1924 |
| Dellar | John | Stoke Farm, Maddington | DJ1 | 1912 |
| Dellar | John | Stoke Farm, Maddington | DJ1 | 1924 |
| Dellar | R. E. | Stokely, Maddington | DJ1 and 31B, 119E | 1962 |
