EML may refer to:
- Earth-Moon Lagrange point
- Eating Media Lunch, a New Zealand TV show
- eBook Markup Language, a markup language for dynamic eBooks
- Echinoderm microtubule-associated protein-like proteins (for example EML1 and EML4)
- Ecological Metadata Language, a metadata standard
- Eesti Mereväe Laev (Estonian Naval Ship—ENS), the prefix of Estonian Navy ship names.
- Election Markup Language, a standard for structured interchange of election data
- E-mail, and the file name extension .eml
- Electromagnetic launcher, a concept in engineering
- Electronic Music Laboratories, a manufacturer of audio synthesizers
- Emiliano-Romagnolo, a language that has ISO code EML
- EML Sidecars, a Dutch Sidecarcross and Quad manufacturer
- Emotion Markup Language, a general purpose language
- Environmental Measurements Laboratory, a United States government-owned laboratory
- Extended ML, a specification language
- Extensible ML, a programming language
- Estimated maximum loss, the largest loss expected to arise from a single event on an insured property
- Elevated Mixed Layer - a term used in meteorology and important to the non-formation (or formation) of thunderstorms