| DePango 2160439 · TMA1224461 | an individual | 21 Housewares | Registered | 2024 |
| DEVINCI 1560959 · TMA865113 | 8040168 CANADA INC. | 9 Electronics12 Vehicles | Registered | 2013 |
| DEVANSWER 2238502 · design | Hangzhou Dui Zhan Technology Co. Ltd. | 9 Electronics35 Advertising38 Telecommunications+1 | Pending | 2022 |
| DEFENCASE 2234195 · TMA1258023 | Shenzhen Junshangmei Technology Co. Ltd. | 9 Electronics18 Leather | Registered | 2024 |
| DEBUNK 2216604 · TMA1265498 · design | Motif Labs Ltd. | 3 Cosmetics5 Pharmaceuticals24 Textiles+5 | Registered | 2024 |
| DEBUNK 2216603 · TMA1245456 | Motif Labs Ltd. | 3 Cosmetics5 Pharmaceuticals24 Textiles+5 | Registered | 2024 |
| DOPING 2181967 · TMA1216441 | an individual | 25 Clothing32 Beer | Registered | 2023 |
| DEFUNKD 2179533 · TMA1232360 | an individual | 25 Clothing | Registered | 2024 |
| DIBMS 2172388 · TMA1222356 · design | an individual | 12 Vehicles | Registered | 2024 |
| DEFUNKD 2161506 · TMA1261128 | an individual | 35 Advertising41 Education | Registered | 2024 |
| DFENCE 2106175 · TMA1179143 | an individual | 21 Housewares | Registered | 2023 |
| DEEPMOSS 2101371 · TMA1207289 · design | XIAMEN FENGGU FASHION CO. LTD | 14 Jewellery25 Clothing | Registered | 2023 |
| DEFIANCE 2080267 · TMA1141983 · design | Defiance Machine, Inc. | 13 Firearms | Registered | 2022 |
| DefenAge 2078854 · TMA1211714 | MediCell Technologies LLC | 3 Cosmetics5 Pharmaceuticals | Registered | 2023 |
| DAVINCI 2060984 · TMA1160203 · design | Bexco Enterprises, Inc. | 20 Furniture | Registered | 2023 |
| DEFIANCE 2051439 · TMA1139781 | Sailun Tire Americas Inc. | 12 Vehicles | Registered | 2022 |
| DEVMAGIC 2033497 · TMA1164278 | APPEON TECHNOLOGY (SHENZHEN) LTD. | 9 Electronics | Registered | 2023 |
| DIPONGO 2012834 · TMA1193196 · design | DIPONGO | 9 Electronics | Registered | 2023 |
| DUBINIK 1968548 · TMA1150955 | Sichuan Dubinik Clothing Co. Ltd. | 25 Clothing | Registered | 2022 |
| DUOPONICS 1959317 · TMA1270477 | an individual | 1 Chemicals5 Pharmaceuticals9 Electronics+8 | Registered | 2024 |
| DBNESS 1952969 · TMA1135197 · design | an individual | 9 Electronics | Registered | 2022 |
| DEFENCATH 1943662 · TMA1149858 | CorMedix Inc. | 5 Pharmaceuticals | Registered | 2022 |
| DFNS 1932608 · TMA1121827 | an individual | 2 Paints3 Cosmetics18 Leather+4 | Registered | 2022 |
| DEFIANCE 1906385 · TMA1097979 | Defiance Machine, Inc. | 13 Firearms | Registered | 2021 |
| DobiMigrate 1902348 · TMA1099049 | an individual | 9 Electronics38 Telecommunications42 Science | Registered | 2021 |