LG2

LG2 or variation, may refer to:


 * La Grande-2 generating station (LG-2), Quebec, Canada
 * Lehrgeschwader 2 (LG 2; Demonstration Wing 2), German WWII Luftwaffe air wing
 * Lechia II Gdańsk (LG2) soccer team
 * Gibson LG-2 acoustic guitar, see Gibson L Series
 * Buick LG2, a Buick V6 engine
 * binary logarithm (lg2)
 * Laminin G domain 2 (LG2)
 * Lg2, a virulent strain of the fish pathogen Lactococcus garvieae
 * Second late glacial (LG2), a period of the Older Dryas ice age
 * Lower Group 2, of the Bushveld Igneous Complex
 * Taipei Botanical Garden metro station (station code ) on the Wanda–Zhonghe–Shulin line in Taipei, Taiwan
 * Alūksne District, Latvia; see List of FIPS region codes (J–L)