| ROBROY 0553745 · TMA330127 · design | ROBROY INDUSTRIES, INC. | 6 Metal9 Electronics | Registered | 1987 |
| RovR 2012898 · TMA1148837 | Kokopelli Outdoor, Inc. | 21 Housewares | Registered | 2022 |
| RFRA 1702770 · TMA960547 | THE CANADIAN INSTITUTE OF FINANCIAL PLANNING | 36 Finance | Registered | 2017 |
| RFRA 1702769 · TMA960548 | THE CANADIAN INSTITUTE OF FINANCIAL PLANNING | 9 Electronics16 Paper38 Telecommunications+1 | Registered | 2017 |
| ROVR 2198585 | Hearst Media Production Group, LLC | 41 Education | Pending | 2022 |
| ROVR 2170661 | Kokopelli Outdoor, Inc. | 16 Paper20 Furniture21 Housewares | Pending | 2022 |
| RFFR 2094133 | an individual | 9 Electronics | Pending | 2021 |
| RIPR 2263490 · TMA1284751 | RIPR Sports Inc. | 25 Clothing28 Toys | Registered | 2025 |
| REBAR 2219165 · TMA1246932 | ARIAT INTERNATIONAL, INC. | 25 Clothing | Registered | 2024 |
| RUAOPR 2195530 · TMA1235175 | Shenzhen Tongweijing Technology Co. Ltd. | 9 Electronics | Registered | 2024 |
| RIVIERA 2180224 · TMA1230179 | THOR TECH, INC. | 12 Vehicles | Registered | 2024 |
| Rypara 2179508 · TMA1228971 | Shenzhen Wushishan Technology Co. Ltd. | 11 Lighting21 Housewares | Registered | 2024 |
| ROBOR 2176309 · TMA1282624 | an individual | 7 Machines9 Electronics42 Science | Registered | 2025 |
| REFIRE 2158676 · TMA1208928 · design | Shanghai REFIRE Group Limited | 7 Machines9 Electronics12 Vehicles+1 | Registered | 2023 |
| Ryphra 2158656 · TMA1209918 | Angrow Company Limited | 3 Cosmetics5 Pharmaceuticals10 Medical+1 | Registered | 2023 |
| ROVER 2152412 · TMA1214409 · design | Magenta Capital Corporation | 36 Finance | Registered | 2023 |
| Revoir 2129550 · TMA1219743 | an individual | 18 Leather35 Advertising | Registered | 2024 |
| REVIRE 2128802 · TMA1210842 | Helena Holding Company | 1 Chemicals | Registered | 2023 |
| RUPUR 2127764 · TMA1207458 · design | ZHEJIANG UMBRELLA NEW MATERIAL MANUFACTURE CO. LTD. | 17 Rubber | Registered | 2023 |
| RIVIERA 2103008 · TMA1166059 · design | LAITERIE CHALIFOUX INC. | 29 Meat30 Coffee | Registered | 2023 |
| REVERE 2099614 · TMA1257627 | an individual | 41 Education | Registered | 2024 |
| Reaper 2082987 · TMA1170040 | Dave's Hot Chicken Franchise Company, LLC | 30 Coffee | Registered | 2023 |
| RPR 2075446 · TMA1171123 · design | Rock Pacific Realty INC | 36 Finance | Registered | 2023 |
| REPOWER 2069036 · TMA1158315 | Shenzhen Shenlai Yibi Technology Co. Ltd. | 28 Toys | Registered | 2022 |
| Repère 2037253 · TMA1145746 | an individual | 42 Science | Registered | 2022 |