LG
- lg – (s) Luganda (ISO 639-1 code)
- LG – (s) Latvia (FIPS 10-4 country code)
- LGB
- (i) Lesbian, Gay, Bisexual
- Laser-guided bomb, self-explanatory
- LGBT – (i) Lesbian, Gay, Bisexual, Transgender
- LGLO – (i) Love God, Love Others
- LGLO's – (i) Latino Greek Lettered Organizations
- LGM – (i) Little Green Men
- LGS – (i) Landsat Ground Station
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