| ROXANNE 2018488 · TMA1113674 | Brand Trading Company S.A. | 45 Legal | Registered | 2021 |
| ROXANNE 0553959 · TMA343539 | Swimwear Anywhere, Inc. (a New York corporation) | 25 Clothing | Registered | 1988 |
| ROXUN 2206367 · TMA1241405 | an individual | 25 Clothing | Registered | 2024 |
| ROXON 2172644 · TMA1222397 · design | ROXON INC. | 7 Machines11 Lighting | Registered | 2024 |
| ROXON 1996969 · TMA1140297 | CONV AUSTRALIA HOLDING PTY LTD | 6 Metal7 Machines | Registered | 2022 |
| ROSANE 1987396 · TMA1239302 | Trois fois par jour Inc. | 3 Cosmetics16 Paper24 Textiles+2 | Registered | 2024 |
| Rojan 1982580 · TMA1123122 | an individual | 35 Advertising | Registered | 2022 |
| ROSHNI 1758841 · TMA1036385 | Narula Foods Ltd. | 1 Chemicals2 Paints29 Meat+3 | Registered | 2019 |
| ROJANA 1482501 · TMA821340 | 4S FOOD IMPORTING CORP | 29 Meat30 Coffee32 Beer | Registered | 2012 |
| ROSAN 0594581 · TMA345778 | Macro Erma Exporters Inc. | 29 Meat30 Coffee | Registered | 1988 |
| ROSANE 2337130 | Trois fois par jour Inc. | – | Pending | 2024 |
| ROGAINE 1776931 · TMA1031423 | Owner not shown | 3 Cosmetics | Registered | 2019 |
| Rozaana 1558569 · TMA887305 | 1509310 Ontario Limited | 29 Meat30 Coffee35 Advertising | Registered | 2014 |
| ROGAINE 1548478 · TMA897497 · design | Owner not shown | 3 Cosmetics5 Pharmaceuticals | Registered | 2015 |
| ROGAINE 0565890 · TMA334005 | JOHNSON & JOHNSON (A NEW JERSEY CORPORATION) | 5 Pharmaceuticals | Registered | 1987 |
| ROSSINI 0492642 · TMA297199 | Vins Arterra Canada, division Québec, Inc. | 33 Wine | Registered | 1984 |
| ROSANNA 0362730 · TMA202427 | THE TJX COMPANIES, INC. | 25 Clothing | Registered | 1974 |
| RAZAANI 2037833 | Raiss Ltd | 29 Meat30 Coffee32 Beer+2 | Pending | 2020 |
| REIGN 2326779 · TMA1267582 | THOR TECH, INC. | 12 Vehicles | Registered | 2024 |
| RUISUINY 2249694 · TMA1268732 | Owner not listed | 9 Electronics | Registered | 2024 |
| 2rijjom 2248286 · TMA1267307 | Owner not listed | 20 Furniture | Registered | 2024 |
| RASSON 2244768 · TMA1267079 · design | JIANGXI RASSON BILLIARD MANUFACTURING CO. LTD. | 28 Toys | Registered | 2024 |
| RHEOSKIN 2229687 · TMA1215650 | COATEX | 1 Chemicals | Registered | 2023 |
| RJMI 2229028 · TMA1252869 | R. J. MACISAAC CONSTRUCTION LTD | 37 Construction39 Transport | Registered | 2024 |
| RJMI 2229024 · TMA1252867 · design | R. J. MACISAAC CONSTRUCTION LTD | 37 Construction39 Transport | Registered | 2024 |