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| Tartan Name | Lanyard Blue | | | | Category | Corporate
| | | | Designer | Not Specified | STA Ref | 7529 | | Date Recorded | Not Specified | STWR Ref | none |
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| Tartan Name | Laois County, Crest Range | | | | Category | District
| | | | Designer | Viking Technology Limited | STA Ref | 7454 | | Date Recorded | Not Specified | STWR Ref | 3089 |
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| Tartan Name | Laois, County | | | | Category | District
| | | | Designer | House of Edgar - Macnaughton Holdings Ltd. | STA Ref | 2252 | | Date Recorded | Not Specified | STWR Ref | 2252 |
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| Tartan Name | Lapierre-Sabourin (Personal) | | | | Category | Name
| Reference | 12100 | | Designer | Lapierre, Marc-André & Sabourin, Chantal | | | | Date Recorded | 04/04/2018 | | |
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| Tartan Name | Laporte | | | | Category | Fashion
| | | | Designer | Highland Queen | STA Ref | 5388 | | Date Recorded | Not Specified | STWR Ref | none |
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| Tartan Name | Laprise, J (Personal) | | | | Category | Name
| Reference | 14638 | | Designer | Hammell, Cliff | | | | Date Recorded | 04/02/2025 | | |
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| Tartan Name | Lapsley, The Tom | | | | Category | Name
| Reference | 10599 | | Designer | Webber & Dalgliesh | | | | Date Recorded | 16/04/2012 | | |
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| Tartan Name | Larbert High School | | | | Category | Corporate
| Reference | 13205 | | Designer | Larbert High School | | | | Date Recorded | 22/06/2021 | | |
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| Tartan Name | Lareymondie (2017) | | | | Category | Name
| Reference | 11800 | | Designer | Lareymondie, François de Lacoste | | | | Date Recorded | 22/05/2017 | | |
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| Tartan Name | Large (Personal) | | | | Category | Name
| Reference | 10016 | | Designer | Large / Urquhart | | | | Date Recorded | 09/04/2009 | | |
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| Tartan Name | Largs | | | | Category | District
| | | | Designer | Samuels, Sidney | STA Ref | 478 | | Date Recorded | Not Specified | STWR Ref | 478 |
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| Tartan Name | Largs Dress (1972) | | | | Category | Fashion
| | | | Designer | Highland Queen | STA Ref | 5392 | | Date Recorded | Not Specified | STWR Ref | none |
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| Tartan Name | Largs Dress (1983) | | | | Category | District
| | | | Designer | Not Specified | STA Ref | none | | Date Recorded | Not Specified | STWR Ref | 1838 |
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| Tartan Name | Larkfire | | | | Category | Corporate
| Reference | 14122 | | Designer | McGreechin, Erin and Wilkinson, Emma | | | | Date Recorded | 21/11/2023 | | |
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| Tartan Name | Las Vegas Fire Fighters | | | | Category | Corporate
| | | | Designer | The Scottish Weaver | STA Ref | 7052 | | Date Recorded | Not Specified | STWR Ref | none |
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