LSSR may refer to:
- Lake Superior Scottish Regiment, a Canadian Infantry regiment
- Latvian Soviet Socialist Republic, now Latvia
- Lithuanian Soviet Socialist Republic, now Lithuania
- Life Sciences in Space Research, a journal published by COSPAR
- Indonesia large-scale social restrictions, Indonesian restrictions during COVID-19 pandemic
This disambiguation page lists articles associated with the title LSSR.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: