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| Tartan Name | Ritchie | | | | Category | Clan/Family | | | | Designer | Dalgliesh, D.C | STA Ref | 5412 | | Date Recorded | Not Specified | STWR Ref | none |
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| Tartan Name | Rittmeister Sprengepiel | | | | Category | Corporate
| Reference | 13522 | | Designer | MacKenzie, Donald | | | | Date Recorded | 31/05/2022 | | |
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| Tartan Name | Ritz-Carlton, Half Moon Bay | | | | Category | Corporate
| Reference | 14690 | | Designer | Kaleidoscope Vue and Cotter, Stacy | | | | Date Recorded | 04/03/2025 | | |
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| Tartan Name | Rivière-du-Loup 1673 | | | | Category | District
| Reference | 13751 | | Designer | Cercle de Fermières, Rivière-du-Loup | | | | Date Recorded | 17/01/2023 | | |
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| Tartan Name | Riyadh Caledonian | | | | Category | Corporate
| | | | Designer | Not Specified | STA Ref | 7750 | | Date Recorded | Not Specified | STWR Ref | none |
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| Tartan Name | Roach (2015) | | | | Category | Name
| Reference | 11251 | | Designer | Ronald Roach | | | | Date Recorded | 12/03/2015 | | |
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| Tartan Name | Roast Den, The | | | | Category | Corporate
| Reference | 11256 | | Designer | Bryden, Alan H | | | | Date Recorded | 18/03/2015 | | |
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| Tartan Name | Roazh'Loch | | | | Category | Other | Reference | 12090 | | Designer | Laval, Patrice | | | | Date Recorded | 27/03/2018 | | |
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| Tartan Name | Rob Roy (Film) | | | | Category | Corporate
| | | | Designer | Covell, Gordon | STA Ref | 7026 | | Date Recorded | Not Specified | STWR Ref | none |
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| Tartan Name | Rob Roy Macgregor | | | | Category | Clan/Family | | | | Designer | Not Specified | STA Ref | 1504 | | Date Recorded | Not Specified | STWR Ref | 1504 |
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| Tartan Name | Robb (Personal) | | | | Category | Name
| | | | Designer | MacDonald, Peter | STA Ref | 3157 | | Date Recorded | Not Specified | STWR Ref | none |
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| Tartan Name | Robb Aley Allan Cruise | | | | Category | Fashion
| Reference | 12492 | | Designer | Allan, Robb Aley | | | | Date Recorded | 14/05/2019 | | |
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| Tartan Name | Robb Red (Personal) | | | | Category | Name
| | | | Designer | MacDonald, Peter | STA Ref | 3158 | | Date Recorded | Not Specified | STWR Ref | none |
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| Tartan Name | Robberstad | | | | Category | Name
| | | | Designer | Robberstad, John W | STA Ref | 6656 | | Date Recorded | Not Specified | STWR Ref | none |
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