LG8 may refer to:
- GM LG8 engine
- Oldsmobile LG8, an Oldsmobile V8 engine
- Zhonghe Senior High School metro station (station code
LG08
) on the Wanda–Zhonghe–Shulin line in New Taipei, Taiwan - Dobele District (
LG08
), Latvia; see List of FIPS region codes (J–L)