GNB may refer to:
- Alpes–Isère Airport, near Grenoble, France
- G. N. Balasubramaniam, Indian singer
- Geographical Names Board of Canada
- Geographical Names Board of New South Wales
- Good News Bible
- Gaussian naive Bayes
- Venezuelan National Guard (Spanish: Guardia Nacional Bolivariano)
- GNB, a fictional television network on the American TV show Less Than Perfect
- Goliath National Bank, a fictional bank in the American TV sitcom How I Met Your Mother
- Next generation NodeB, or gNodeB, the base station in 5G networks.
See also
- All pages with titles beginning with GNB