| DANESON 1681658 · TMA919260 | Daneson Ltd. | 21 Housewares | Registered | 2015 |
| DENISON 0273105 · TMA132288 | PARKER INTANGIBLES LLC (an Ohio limited liability company) | 7 Machines | Registered | 1963 |
| DOINSANE 1887503 · TMA1098534 | an individual | 9 Electronics39 Transport | Registered | 2021 |
| DENNISON 0495810 · TMA301450 | AVERY DENNISON CORPORATION | 1 Chemicals2 Paints3 Cosmetics+5 | Registered | 1985 |
| DENSHIN 2063513 · TMA1152015 · design | IPPONGI KUBOHONTEN CO. LTD. | 33 Wine | Registered | 2022 |
| DENSWAN 2015952 · TMA1262420 | Sonident Inc. | 3 Cosmetics5 Pharmaceuticals10 Medical | Registered | 2024 |
| DUNGEON!! 1771926 · TMA962611 | WIZARDS OF THE COAST LLC. | 28 Toys | Registered | 2017 |
| DUNGEON 1555477 · TMA911455 | Merlin Attractions Operations Limited | 41 Education | Registered | 2015 |
| DANSKIN 1500887 · TMA933903 | Icon DE Holdings LLC | 28 Toys | Registered | 2016 |
| DANSKIN 1469958 · TMA926618 | Icon DE Holdings LLC | 25 Clothing | Registered | 2016 |
| DANSKIN 0471324 · TMA283999 · design | Icon DE Holdings LLC | 25 Clothing28 Toys | Registered | 1983 |
| DANSKIN 0252941 · TMA118884 | Icon DE Holdings LLC | 25 Clothing | Registered | 1960 |
| DANSKIN 0228673 · TMA101275 | Icon DE Holdings LLC | 10 Medical18 Leather25 Clothing+1 | Registered | 1955 |
| DANSKIN 2196088 | Icon DE Holdings LLC | 18 Leather | Pending | 2022 |
| DANSKIN 2190264 | Icon DE Holdings LLC | 14 Jewellery25 Clothing26 Sewing | Pending | 2022 |
| DANSKIN 2095704 | Icon DE Holdings LLC | 20 Furniture24 Textiles27 Carpets | Pending | 2021 |
| DANSKIN 2000595 | Icon DE Holdings LLC | 10 Medical27 Carpets28 Toys | Pending | 2019 |
| DANSKIN 1996620 | Icon DE Holdings LLC | 3 Cosmetics | Pending | 2019 |
| DUOMEIZHONG 2259145 · TMA1281081 | Shenzhen Daomezhong Trading Co. Ltd | 9 Electronics | Registered | 2025 |
| DancMolly 2253701 · TMA1274421 | Yiwu Leichi Trading Co. Ltd. | 25 Clothing | Registered | 2024 |
| DenGJewen 2244860 · TMA1264330 | Shenzhen Yuehengda Technology Co. Ltd. | 20 Furniture25 Clothing | Registered | 2024 |
| DENSMORE 2234741 · TMA1256729 | Densmore Consulting Services ULC | 41 Education | Registered | 2024 |
| DYNACOMFORT 2183570 · TMA1229627 · design | QINGDAO COSMIC EVERGREEN TIRECO. LTD | 12 Vehicles | Registered | 2024 |
| Dongamers 2181028 · TMA1230204 | Dongamers Inc | 9 Electronics | Registered | 2024 |
| DENIZENS 2179271 · TMA1228315 | Denizens Entertainment Inc. | 41 Education | Registered | 2024 |