| DETTOL 1076930 · TMA637413 · design | Reckitt & Colman (Overseas) Health Limited | 3 Cosmetics5 Pharmaceuticals | Registered | 2005 |
| DETTOL 0355866 · TMA192640 · design | Reckitt & Colman (Overseas) Health Limited | 5 Pharmaceuticals | Registered | 1973 |
| DETTOL 0196742 · UCA28527 | Reckitt & Colman (Overseas) Health Limited | 5 Pharmaceuticals | Registered | 1947 |
| DETTOL 0162511 · UCA1326 | Reckitt & Colman (Overseas) Health Limited | 5 Pharmaceuticals | Registered | 1933 |
| DOWOODLE!! 1793260 · TMA1097039 · design | Dowoodle Inc. | 9 Electronics35 Advertising | Registered | 2021 |
| DOWOODLE 1793259 · TMA1097038 | Dowoodle Inc. | 9 Electronics35 Advertising | Registered | 2021 |
| DOYOUITALY 2120764 · TMA1217083 · design | Owner not shown | 39 Transport | Registered | 2024 |
| DETALL 2026522 · TMA1159930 | ALLTEST GmbH | 5 Pharmaceuticals10 Medical16 Paper+1 | Registered | 2023 |
| 7 DEADLY 1983933 · TMA1150070 | The Wine Group LLC | 33 Wine | Registered | 2022 |
| DIDOLY 1751734 · TMA963690 | Corporation Justin Chagnon Inc. | 20 Furniture | Registered | 2017 |
| DOODLE!! 1743898 · TMA1004765 · design | an individual | 16 Paper28 Toys35 Advertising | Registered | 2018 |
| DETAIL 1718175 · TMA1020240 | Owner not shown | 5 Pharmaceuticals | Registered | 2019 |
| DODDLE 1689698 · TMA957140 | THALO, LLC | 35 Advertising41 Education42 Science | Registered | 2016 |
| DEADLY 5 1644111 · TMA891185 | Owner not shown | 28 Toys | Registered | 2014 |
| DUDLEY 1416900 · TMA812236 | Master Lock Canada Inc. | 5 Pharmaceuticals6 Metal9 Electronics+6 | Registered | 2011 |
| DETAIL 1364313 · TMA780009 | BOEHRINGER INGELHEIM INTERNATIONAL GMBH | 41 Education42 Science | Registered | 2010 |
| DAEDOL 1360542 · TMA717495 | CALDIC CANADA INC. | 4 Oils | Registered | 2008 |
| DUDLEY 1142009 · TMA612613 | Master Lock Canada Inc. | 6 Metal | Registered | 2004 |
| DUTEUIL 1075483 · TMA568016 | Vins Arterra Canada, division Québec, Inc. | 33 Wine | Registered | 2002 |
| DODWELL 0804680 · TMA493907 | INCHCAPE SHIPPING SERVICES INC. DOING BUSINESS IN BRITISH COLOMBIA UNDER THE NAME DODWELL OF CANADA | 35 Advertising39 Transport | Registered | 1998 |
| DATEL 0606917 · TMA462014 | Data Device Corporation | 9 Electronics | Registered | 1996 |
| DUDLEY 0510305 · TMA304332 | RUSSELL BRANDS, LLC a Delaware limited liability company | 28 Toys | Registered | 1985 |
| DEHYDOL 0223413 · UCA50621 | Cognis IP Management GmbH | 1 Chemicals | Registered | 1954 |
| Dutailly 2373422 | LIDL STIFTUNG & CO. KG | 33 Wine | Pending | 2024 |
| Dotela 2371338 | Wuhan Yingxin E-commerce Co. Ltd. | 28 Toys | Pending | 2024 |