| DUFLO 1064681 · TMA565024 | an individual | 7 Machines9 Electronics11 Lighting | Registered | 2002 |
| DFL 0755618 · TMA456801 | John Zink Company, LLC | 11 Lighting | Registered | 1996 |
| DIFIOL 2228475 · TMA1252759 · design | Foshan Difiol Tech. Ltd | 7 Machines | Registered | 2024 |
| DEPVELIA 2184996 · TMA1218606 | GLAXO GROUP LIMITED | 5 Pharmaceuticals | Registered | 2024 |
| Duvel 2173350 · TMA1245083 · design | Owner not shown | 32 Beer | Registered | 2024 |
| DeepL 2151117 · TMA1247971 | an individual | 9 Electronics38 Telecommunications41 Education+1 | Registered | 2024 |
| Dayfly 2112207 · TMA1192746 | an individual | 25 Clothing | Registered | 2023 |
| DIVELLA 2092780 · TMA1202661 | an individual | 29 Meat30 Coffee | Registered | 2023 |
| DABBLE 2087807 · TMA1168827 | Target Media Group Inc. | 10 Medical34 Tobacco | Registered | 2023 |
| Depuley 2073953 · TMA1162458 | Foshan Vance photoelectric technology co.LTD | 11 Lighting | Registered | 2023 |
| DIABLO 2071393 · TMA1223575 | Fox Media LLC | 16 Paper20 Furniture21 Housewares+2 | Registered | 2024 |
| DIVELLA 2068003 · TMA1202566 · design | an individual | 29 Meat30 Coffee | Registered | 2023 |
| DOPPL 2027170 · TMA1265141 | 102103953 Saskatchewan Ltd. | 9 Electronics35 Advertising | Registered | 2024 |
| duopillow 2019678 · TMA1113687 | DUOPILLOW PTY LTD | 20 Furniture24 Textiles | Registered | 2021 |
| DEEPLAW 1994531 · TMA1115386 | an individual | 9 Electronics42 Science45 Legal | Registered | 2021 |
| dpl 1989741 · TMA1281836 | LED Technologies Inc. | 10 Medical | Registered | 2025 |
| DUFFEL 1981619 · TMA1137193 | Duffel Technology Ltd | 9 Electronics39 Transport42 Science+1 | Registered | 2022 |
| DIPFLO 1918843 · TMA1130796 | Owner not shown | 1 Chemicals40 Treatment42 Science | Registered | 2022 |
| DVELE 1893116 · TMA1087713 | Dvele Inc. | 6 Metal19 Building37 Construction+1 | Registered | 2020 |
| DIABLO 1891869 · TMA1082923 · design | Diablo Distributing Ltd. | 1 Chemicals5 Pharmaceuticals7 Machines+5 | Registered | 2020 |
| DIABLO 1887979 · TMA1081845 · design | an individual | 6 Metal14 Jewellery18 Leather | Registered | 2020 |
| DAYBOIL 1887900 · TMA1073861 | Quidi Vidi Brewing Company Ltd. | 32 Beer | Registered | 2020 |
| DIABLO 1864013 · TMA1051247 | Diablo Distributing Ltd. | 1 Chemicals3 Cosmetics5 Pharmaceuticals+7 | Registered | 2019 |
| DAPPLE 1858507 · TMA1043690 | Dapple LLC | 3 Cosmetics | Registered | 2019 |
| DEEPBLUE 1851244 · TMA1075073 · design | Imperial Innovations Limited and Diagmed Healthcare Ltd, a Joint Venture | 5 Pharmaceuticals | Registered | 2020 |