LSR may refer to:
- Lego Stunt Rally, a video game
- Life Sentence Records
- Local standard of rest, a frame of reference for motion of matter in the Milky Way galaxy proximate to the Sun
- Local storm report, a product issued by the National Weather Service
- Lord Steven Regal, a former ring-name of British professional wrestler Darren Mathews
- Local Space Rectangular, a right-handed cartesian coordinate system
Read more about LSR: Technology, Organizations