| DAVID 1932470 · TMA1200696 | DAVID RANCH RESORT INC. | 3 Cosmetics8 Hand9 Electronics+13 | Registered | 2023 |
| DAVITA 1555538 · TMA995401 | DaVita Inc. | 16 Paper24 Textiles | Registered | 2018 |
| DAVITA 1555537 · TMA942682 · design | DaVita Inc. | 16 Paper | Registered | 2016 |
| DAVITA 1538074 · TMA879275 · design | DaVita Inc. | 35 Advertising36 Finance41 Education+3 | Registered | 2014 |
| DAVITA 1538073 · TMA879273 | DaVita Inc. | 35 Advertising36 Finance41 Education+3 | Registered | 2014 |
| DAVID 0757684 · TMA448631 | ConAgra International, Inc. | 1 Chemicals6 Metal12 Vehicles+6 | Registered | 1995 |
| DAVID 0541989 · TMA316638 · design | Mondelez Canada Inc. | 30 Coffee | Registered | 1986 |
| DAVID 0541988 · TMA316637 · design | Mondelez Canada Inc. | 30 Coffee | Registered | 1986 |
| DAVID 0541987 · TMA316683 · design | Mondelez Canada Inc. | 30 Coffee | Registered | 1986 |
| DAVID 0319281 · TMA166189 | Mondelez Canada Inc. | 30 Coffee | Registered | 1969 |
| DAVID 2360998 | Linus Technology, Inc. | 5 Pharmaceuticals29 Meat30 Coffee | Pending | 2024 |
| DAVID 2223594 · design | Equinox Biotech Co.Ltd. | 5 Pharmaceuticals | Pending | 2022 |
| DABADU 2111919 | DABADU INC. | 9 Electronics35 Advertising36 Finance+3 | Pending | 2021 |
| DABADU 2111918 · design | DABADU INC. | 9 Electronics35 Advertising36 Finance+3 | Pending | 2021 |
| DAVID 1973878 · design | an individual | – | Pending | 2019 |
| DIABETA 0289013 · TMA148310 | Sanofi-Aventis Deutschland GmbH | 5 Pharmaceuticals | Registered | 1966 |
| dubuto 2264306 · TMA1283377 | Shenzhen Baitong Electronic Commerce Co. LTD | 20 Furniture | Registered | 2025 |
| DPOD 2237917 · TMA1235312 | Voyager Products Inc. | 5 Pharmaceuticals9 Electronics10 Medical+3 | Registered | 2024 |
| DOBETT 2214596 · TMA1245335 | an individual | 16 Paper | Registered | 2024 |
| DOVOT 2180351 · TMA1266908 | Shenzhen Jufeng Solder Co.Ltd | 34 Tobacco | Registered | 2024 |
| DIVODI 2061791 · TMA1156303 · design | Divodi Inc. | 14 Jewellery21 Housewares26 Sewing | Registered | 2022 |
| DPFIT 2044507 · TMA1165531 · design | XIAMEN DEEP(D.P.) FITNESS TECH.CO.LTD. | 28 Toys | Registered | 2023 |
| DEFT 2005293 · TMA1194495 | Macquarie Bank Limited | 36 Finance42 Science | Registered | 2023 |
| DEVOTE 2004550 · TMA1154868 · design | Giant Manufacturing Co. Ltd. | 12 Vehicles | Registered | 2022 |
| DIAVIT 1983757 · TMA1128260 | CANADIAN NEUTRICEUTICAL HEALTH INC. | 5 Pharmaceuticals | Registered | 2022 |