GHB (disambiguation)

GHB or gamma-hydroxybutyric acid is a naturally-occurring neurotransmitter and a psychoactive drug.

GHB may also refer to:
 * GHB Records, an American record label
 * Great Highland bagpipe, the Scottish national musical instrument
 * Gabo d'Hirutho d'Bethnahrin, Assyrian-Syriac party
 * Gerakan Harapan Baru, a political movement in Malaysia
 * Governor's Harbour Airport's IATA code
 * Good Humor-Breyers, Unilever's American ice cream division