HGB stands for:

• Hamilton, Grimsby and Beamsville Electric Railway, or HG&B, a defunct Canadian interurban railway company
• Handelsgesetzbuch, the German Commercial Code
• Hellogoodbye, an American power pop band
• Hemoglobin
• Himalayan Geothermal Belt
• Hochschule für Grafik und Buchkunst Leipzig

• Batrachedra decoctor
• Batrachedra diplosema
• Batrachedra ditrota
• Batrachedra ephelus
• Batrachedra epixantha
• Batrachedra eremochtha
• Batrachedra eurema
• Batrachedra eustola
• Batrachedra foliocuniculator
• Batrachedra helarcha
• Batrachedra holochlora
• Batrachedra hypachroa
• Batrachedra hypoxutha
• Batrachedra leucophyta
• Batrachedra liopis
• Batrachedra lomentella
• Batrachedra lygropis
• Batrachedra megalodoxa
• Batrachedra metaxias
• Batrachedra microdryas
• Batrachedra microstigma
• Batrachedra microtoma
• Batrachedra mylephata
• Batrachedra notocapna
• Batrachedra phorcydia