| ROSEDALE 1721475 · TMA994703 | Rosedale International Education Inc. | 35 Advertising41 Education | Registered | 2018 |
| ROSEDALE 0812265 · TMA516773 | SSH Bedding Canada Co. | 20 Furniture | Registered | 1999 |
| ROSEDALE 0786837 · TMA482548 | Canwel Building Materials Ltd. | 6 Metal7 Machines16 Paper+3 | Registered | 1997 |
| ROSKYDAL 0291852 · TMA145276 | an individual | 1 Chemicals | Registered | 1966 |
| RECITAL 0295660 · TMA149831 | L'OREAL | 3 Cosmetics | Registered | 1967 |
| RSDL 0911695 | HER MAJESTY'S CANADIAN FORCES, DEPARTMENT OF NATIONAL DEFENCE | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2000 |
| RIGIDWALL 1815164 · TMA1065711 | WestRock Shared Services, LLC, a legal entity | 16 Paper | Registered | 2019 |
| ROSYTAILS 2362665 | Dexypaws Inc. | 35 Advertising | Pending | 2024 |
| Recdell 2220539 · TMA1248495 | an individual | 28 Toys | Registered | 2024 |
| RUSTLER 2206599 · TMA1241428 | WRANGLER APPAREL CORP. | 25 Clothing | Registered | 2024 |
| REXATILUX 2138339 · TMA1234390 | Owner not shown | 5 Pharmaceuticals | Registered | 2024 |
| Rkdlo 2127495 · TMA1190883 | SHENZHEN SOURCE-RICE E-COMMERCE TRADING CO. LTD. | 25 Clothing26 Sewing | Registered | 2023 |
| ROASTELIER 2032459 · TMA1269454 | Owner not shown | 11 Lighting43 Restaurants | Registered | 2024 |
| RICHSTEEL 2023189 · TMA1137459 · design | Guangzhou Lingchuang E-Commerce Co Ltd | 14 Jewellery | Registered | 2022 |
| RockDelta 2004413 · TMA1127222 | Owner not shown | 17 Rubber19 Building | Registered | 2022 |
| RISTELA 1993695 · TMA1254579 | Bonafide Health, LLC | 5 Pharmaceuticals | Registered | 2024 |
| ROASTELIER 1993628 · TMA1102958 | Owner not shown | 30 Coffee39 Transport43 Restaurants | Registered | 2021 |
| RESTLET 1991950 · TMA1128932 | an individual | 9 Electronics42 Science | Registered | 2022 |
| RYSTALI 1941757 · TMA1123830 | ACLARIS THERAPEUTICS, INC. | 5 Pharmaceuticals | Registered | 2022 |
| ROCKETLOCK 1850108 · TMA1072830 | HONEYWELL INTERNATIONAL INC. | 9 Electronics | Registered | 2020 |
| RIGHTLAP 1849388 · TMA1075401 | CertainTeed Corporation | 19 Building | Registered | 2020 |
| RIGTELLIGENCE 1753147 · TMA1025660 | NABORS INDUSTRIES LTD. | 9 Electronics35 Advertising37 Construction+2 | Registered | 2019 |
| RIGTELLIGENT 1753141 · TMA1025661 | NABORS INDUSTRIES LTD. | 9 Electronics35 Advertising37 Construction+3 | Registered | 2019 |
| RIGHTLIGHT 1721850 · TMA991183 | an individual | 6 Metal9 Electronics16 Paper+2 | Registered | 2018 |
| ROCKETLINERS 1709080 · TMA929344 | Van Belle Nursery Inc. | 31 Fresh | Registered | 2016 |