Nep or NEP may refer to:
- Nepal, from its ISO-639 country code
- Nepr, the father of the Goddess Nanna in Norse Mythology.
- Neprilysin, also known as neutral endopeptidase
- NEP Broadcasting, international production company providing outsourced teleproduction services
- NEP Visions, the largest independent Outside broadcast Facility Company in the UK
- Norepinephrine, a neurotransmitter.
NEP may be an initialism for:
- National Election Pool
- National Energy Program in Canada
- Needle-exchange programme
- Neethaane En Ponvasantham, a forthcoming Tamil language film
- Network Equipment Provider
- New Economic Policy in Soviet history
- New England Patriots
- Malaysian New Economic Policy
- Noble Eightfold Path, the way leading to Enlightenment and the end of suffering in Buddhism
- Noise-equivalent power
- Nottingham Evening Post
- North ecliptic pole
- Northeast Portland, Oregon
- Nitzer Ebb Production, the productions of the British synthduo