BEP may refer to:
- Bellary Airport, India (IATA code BEP)
- Beta-endorphin, an endogenous opioid peptide neurotransmitter
- The Black Eyed Peas, an American hip hop group
- Bleomycin, etoposide, a platinum agent (cisplatin), a chemotherapy regimen used in the treatment of testicular cancer and germ cell tumors
- Break-even point, where any difference between plus or minus or equivalent changes side
- Bureau of Engraving and Printing, a government agency within the United States Department of the Treasury