| DEZEA 2183340 · TMA1242533 | an individual | 41 Education | Registered | 2024 |
| DEUX 2153840 · TMA1250868 · design | Deux Foods, Inc. | 30 Coffee | Registered | 2024 |
| DECA 2144076 · TMA1280563 · design | Distributive Education Clubs of America, Inc. | 9 Electronics16 Paper35 Advertising+1 | Registered | 2025 |
| DECA 2144075 · TMA1280562 | Distributive Education Clubs of America, Inc. | 9 Electronics16 Paper35 Advertising+1 | Registered | 2025 |
| DEIK 2092070 · TMA1171348 | Aukey Technology Co., Ltd | 8 Hand | Registered | 2023 |
| DEXI 2065404 · TMA1156407 | an individual | 27 Carpets | Registered | 2022 |
| DEKA 2009173 · TMA1281924 | Spartan Race, Inc. | 41 Education | Registered | 2025 |
| DEX 2008807 · TMA1262318 | SAMSUNG ELECTRONICS CO. LTD. | 9 Electronics | Registered | 2024 |
| DISA 1990403 · TMA1281839 | Disa Technologies, Inc. | 7 Machines40 Treatment | Registered | 2025 |
| DEX 1942713 · TMA1196228 · design | an individual | 9 Electronics37 Construction | Registered | 2023 |
| DESSA 1889763 · TMA1096573 | DeepLearning Financial Technologies Inc. | 9 Electronics35 Advertising42 Science | Registered | 2021 |
| DECA 1843612 · TMA1012063 | ROC Capital Group Inc. | 21 Housewares25 Clothing | Registered | 2019 |
| DECA 1782906 · TMA970814 | LOBLAWS INC. | 33 Wine | Registered | 2017 |
| DECA 1781130 · TMA971007 | GS Beauty Group Inc. | 3 Cosmetics | Registered | 2017 |
| DEKIA 1778622 · TMA970977 · design | Guangzhou Dumor Automation System Co.Ltd. | 7 Machines | Registered | 2017 |
| DEXE 1713744 · TMA956454 · design | Guangzhou Yucaitang Cosmetics Co.Ltd. | 3 Cosmetics | Registered | 2016 |
| DEX 1657985 · TMA920922 | Volvo Truck Corporation | 35 Advertising37 Construction40 Treatment+1 | Registered | 2015 |
| DJIA 1651541 · TMA895599 | Dow Jones Trademark Holdings LLC | 35 Advertising36 Finance | Registered | 2015 |
| DEX 1601211 · TMA873937 | DEX BROS. CLOTHING CO. LTD./ DEX BROS. CIE DE VETEMENTS LTÉE. | 14 Jewellery18 Leather25 Clothing | Registered | 2014 |
| DEKKA 1595731 · TMA871546 | Wexxar Packaging Inc. | 7 Machines | Registered | 2014 |
| DISA 1581339 · TMA854607 | DISA GLOBAL SOLUTIONS, INC. | 39 Transport44 Medical45 Legal | Registered | 2013 |
| DECCA 1528036 · TMA859337 | UMG Recordings, Inc. | 9 Electronics41 Education | Registered | 2013 |
| DEX 1473894 · TMA802760 | Owner not shown | 9 Electronics10 Medical | Registered | 2011 |
| DEX4 1444729 · TMA773266 · design | A.M.G. Medical Inc. | 5 Pharmaceuticals | Registered | 2010 |
| DEX4 1444728 · TMA772998 | A.M.G. Medical Inc. | 5 Pharmaceuticals | Registered | 2010 |