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| Tartan Name | Stewart, Hunting #1 | | | | Category | Clan/Family | | | | Designer | Wilsons of Bannockburn | STA Ref | 1916 | | Date Recorded | Not Specified | STWR Ref | 1916 |
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| Tartan Name | Stewart, Hunting #1 | | | | Category | Clan/Family | | | | Designer | Wilsons of Bannockburn | STA Ref | 6327 | | Date Recorded | Not Specified | STWR Ref | none |
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| Tartan Name | Stewart, Hunting #3 | | | | Category | Other | | | | Designer | Not Specified | STA Ref | 1918 | | Date Recorded | Not Specified | STWR Ref | 1918 |
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| Tartan Name | Stewart, Mourning #3 | | | | Category | Clan/Family | | | | Designer | Not Specified | STA Ref | 1247 | | Date Recorded | Not Specified | STWR Ref | 1247 |
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| Tartan Name | Stewart, Mourning (1880) | | | | Category | Clan/Family | | | | Designer | Not Specified | STA Ref | 1126 | | Date Recorded | Not Specified | STWR Ref | 1126 |
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| Tartan Name | Stewart, Navy #2 | | | | Category | Clan/Family | | | | Designer | Not Specified | STA Ref | 2795 | | Date Recorded | Not Specified | STWR Ref | 2795 |
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| Tartan Name | Stewart, Royal (Blue) | | | | Category | Clan/Family | | | | Designer | Not Specified | STA Ref | 55 | | Date Recorded | Not Specified | STWR Ref | 55 |
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| Tartan Name | Stewart, Royal (VS) | | | | Category | Clan/Family | | | | Designer | Sobieski Stewarts, The | STA Ref | 1689 | | Date Recorded | Not Specified | STWR Ref | 1689 |
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| Tartan Name | Stiles, Aaron (Personal) | | | | Category | Name
| Reference | 15381 | | Designer | Stiles, Aaron, MAJ USA (Ret.) | | | | Date Recorded | 21/04/2026 | | |
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| Tartan Name | Stirling University #2 | | | | Category | Corporate
| | | | Designer | Scottish Tartans Society | STA Ref | 2297 | | Date Recorded | Not Specified | STWR Ref | 2297 |
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| Tartan Name | Stott (Personal) | | | | Category | Name
| | | | Designer | Stott, Mark | STA Ref | 7112 | | Date Recorded | Not Specified | STWR Ref | none |
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| Tartan Name | Stovell (2015) | | | | Category | Name
| Reference | 11348 | | Designer | McLean, Stephen | | | | Date Recorded | 27/08/2015 | | |
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| Tartan Name | Strang (Personal) | | | | Category | Clan/Family | | | | Designer | 'Smith Jnr, Dr Philip D | STA Ref | 4168 | | Date Recorded | Not Specified | STWR Ref | none |
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| Tartan Name | Strath Hallidale (Sutherland) | | | | Category | District
| | | | Designer | House of Edgar - Macnaughton Holdings Ltd. | STA Ref | 2570 | | Date Recorded | Not Specified | STWR Ref | 2570 |
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| Tartan Name | Strathclyde (Official) | | | | Category | District
| | | | Designer | Laird Portch | STA Ref | 1072 | | Date Recorded | Not Specified | STWR Ref | 1072 |
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