| |
| Tartan Name | Orr (2017) | | | | Category | Name
| Reference | 11867 | | Designer | Orr, Michael J | | | | Date Recorded | 31/07/2017 | | |
| |  |
| |
| | |
| |
| Tartan Name | Orr Sharp | | | | Category | Corporate
| Reference | 14640 | | Designer | Lochcarron of Scotland | | | | Date Recorded | 04/02/2025 | | |
| | |
| |
| Tartan Name | Orvis Sports Company | | | | Category | Corporate
| | | | Designer | Not Specified | STA Ref | 4222 | | Date Recorded | Not Specified | STWR Ref | none |
| | |
| |
| | |
| |
| | |
| |
| | |
| |
| |  |
| |
| |  |
| |
| |  |
| |
| | |
| |
| Tartan Name | Ostermeier (2015) | | | | Category | Name
| Reference | 11364 | | Designer | Ostermeier, Thomas | | | | Date Recorded | 16/09/2015 | | |
| | |
| |
| Tartan Name | Otago | | | | Category | District
| | | | Designer | Nelson, Vilma Ruth | STA Ref | 2317 | | Date Recorded | Not Specified | STWR Ref | 2317 |
| | |
| |
| Tartan Name | Otago Peninsula | | | | Category | District
| | | | Designer | Nelson. Vilma Ruth | STA Ref | 2110 | | Date Recorded | Not Specified | STWR Ref | 2110 |
| | |
| |
| Tartan Name | Ottawa | | | | Category | District
| | | | Designer | Docton, Mrs Jean | STA Ref | 2021 | | Date Recorded | Not Specified | STWR Ref | 2021 |
| |  |
| |
| | |
| |
| Tartan Name | Our Hero Scot | | | | Category | Corporate
| Reference | 13350 | | Designer | Kirkbright, Gordon, GK Textiles Ltd | | | | Date Recorded | 23/11/2021 | | |
| | |
| |
| Tartan Name | Out & Proud (LGBTQIA+) | | | | Category | Fashion
| Reference | 13525 | | Designer | Sim, Steven Patrick | | | | Date Recorded | 01/06/2022 | | |
| | |
| |
| Tartan Name | Outlander #1 | | | | Category | Corporate
| Reference | 11113 | | Designer | Kirkbright, Gordon | | | | Date Recorded | 26/08/2014 | | |
| | |
| |
| Tartan Name | Outlander #2 | | | | Category | Corporate
| Reference | 11114 | | Designer | Kirkbright, Gordon | | | | Date Recorded | 26/08/2014 | | |
| | |