EFB
EFB may refer to:
Science and technology
- Anisogramma anomala, a plant pathogen affecting Corylus spp. (hazelnut)
- Electronic flight bag, an information management device for flight crews
- European foulbrood, a honeybee disease
- Enhanced flooded battery, an automobile battery technology
Organisations
- European Federation of Biotechnology
- French Bilingual School of South Carolina (French: Script error: No such module "Lang".), US
Sport
- Esbjerg fB, a Danish football club
- EfB Ishockey, a Danish professional ice hockey team