| ROSNER 1684713 · TMA971750 | Rosner Avantgarde Mode GmbH | 25 Clothing | Registered | 2017 |
| Rushmore 2004409 · TMA1145362 | Sycurio Limited | 9 Electronics37 Construction42 Science | Registered | 2022 |
| ROSEMARY 1885056 · TMA1060877 | CG Canadian Glove Corp. | 9 Electronics10 Medical17 Rubber+2 | Registered | 2019 |
| RUSHMORE 2299674 | Owner not listed | 12 Vehicles | Pending | 2023 |
| RESOMER 1620451 · TMA1040584 | Evonik Operations GmbH | 1 Chemicals5 Pharmaceuticals10 Medical | Registered | 2019 |
| RESMOR 1512660 · TMA838160 · design | ResMor Trust Company | 36 Finance | Registered | 2012 |
| RESMOR 1512658 · TMA838161 · design | ResMor Trust Company | 36 Finance | Registered | 2012 |
| RESMOR 1290179 · TMA691019 | ROYAL BANK OF CANADA | 36 Finance | Registered | 2007 |
| ROSAMOR 1217995 · TMA643061 | Oscar de la Renta LLC | 3 Cosmetics | Registered | 2005 |
| RASMIR 2364180 | Owner not shown | 35 Advertising | Pending | 2024 |
| ROSMARINO 1937552 · TMA1123595 | A-SHA REPUBLIC INC. | 30 Coffee43 Restaurants | Registered | 2022 |
| ROCCOMMERCE 2026836 · TMA1116606 · design | Real Omni Channel Commerce, Inc. | 42 Science | Registered | 2021 |
| Regenerage 2296428 · TMA1270346 | Owner not listed | 3 Cosmetics44 Medical | Registered | 2024 |
| RASCOMER 2194178 · TMA1259523 | AFT Pharmaceuticals Limited | 5 Pharmaceuticals | Registered | 2024 |
| Regenera 2147953 · TMA1234430 | HSP Hochspannungsgeräte GmbH | 9 Electronics37 Construction42 Science | Registered | 2024 |
| RHOZIMRA 2090941 · TMA1220312 | GLAXO GROUP LIMITED | 5 Pharmaceuticals | Registered | 2024 |
| RESNYRVA 2087863 · TMA1183872 | Sanofi Pasteur Inc. | 5 Pharmaceuticals | Registered | 2023 |
| REGENERATE 2082981 · TMA1189282 · design | 10505668 Canada Inc. | 37 Construction | Registered | 2023 |
| ROCKNROLLACCOUNTANT 2079073 · TMA1210602 | G&G Partnership, LLP | 35 Advertising36 Finance | Registered | 2023 |
| REGENERLIFE 2062830 · TMA1218840 | Natural Factors Nutritional Products Ltd. | 5 Pharmaceuticals | Registered | 2024 |
| REGENERADE 2027119 · TMA1273588 | an individual | 21 Housewares25 Clothing32 Beer | Registered | 2024 |
| REGENERON 1997568 · TMA1156939 | REGENERON PHARMACEUTICALS, INC. | 5 Pharmaceuticals31 Fresh40 Treatment+2 | Registered | 2022 |
| RESINWERKS 1957215 · TMA1236756 · design | Resinwerks LLC | 2 Paints | Registered | 2024 |
| ROCKMOOR 1947404 · TMA1170460 | LeNeveu Legacy Financial Inc. | 35 Advertising36 Finance | Registered | 2023 |
| RAGNAROK 1934953 · TMA1115556 | TRANSAMERICA TIRE CO. LTD | 12 Vehicles | Registered | 2021 |