GNB

GNB may refer to:

• Alpes–Isère Airport (IATA code: GNB), a French international airport serving Grenoble
• G. N. Balasubramaniam (1910–1965, also "GNB"), Indian Carnatic singer
• Goliath National Bank, a fictional business in the American sitcom, How I Met Your Mother
• Good News Bible, an English translation of the Christian bible
• GNB, a fictional television network in the American television sitcom Less than Perfect
• Granby–Grand County Airport (FAA LID code: GNB), general aviation airport outside Granby, Colorado
• Venezuelan National Guard (Guardia Nacional Bolivariana de Venezuela), a gendarmerie component of the National Armed Forces of Venezuela
• gNodeB (Next-Generation Node B), a 5G base station