En or EN may refer to:

Businesses

* Bouygues (stock symbol EN) * Esquimalt and Nanaimo Railway (reporting mark EN, but now known as Southern Railway of Vancouver Island) * Euronews, a news television and internet channel

Language and writing

* En or N, the 14th letter of the Roman alphabet * EN (cuneiform), the mark in Sumerian cuneiform script for a High Priest or Priestess meaning "lord" or "priest" * En (Cyrillic) (Н, н), a letter of the Cyrillic alphabet, equivalent to the Roman letter "n" * En (digraph), ‹en› used as a phoneme * En (typography), a unit of width in typography ** Dash#En dash, en dash, a dash one en long * En language, a language spoken in northern Vietnam * English language (ISO 639-1 language code en)

Organisations

* Eastern National, a US organization providing educational products to National Park visitors * English Nature, a former UK government conservation agency * Envirolink Northwest, an environmental organization in England

Religion

* En (deity) in Albanian mythology

Science and technology

* Engineer * En (Lie algebra), E_''n'' (Lie algebra), a family of E_n Lie algebras, unique for 70n=5..8 * EN standards, European technical standards * Electroless nickel plating, a chemical technique * Electronegativity, chemical tendency to attract electrons * Engrailed (gene), a gene involved in early embryological development * Erythema nodosum, an inflammation of the fat cells under the skin * Ethylenediamine, C₂H₈N₂, an organic compound * Exanewton (EN), an SI unit of force: 10¹⁸ Newton (unit), newtons * Endangered species, a conservation status level

Other uses

* EuroNight, the European night train designation * Yen, Japanese currency unit, pronounced ''en'' * Empty net goal in ice hockey * Enrolled Nurse, an Australian term for a licensed practical nurse * English Wikipedia * Air Dolomiti, IATA Code of Italian regional airline * En Esch (born 1968), stage name for German musician Nicklaus Schandelmaier * "EN", a Arca discography#Singles, song by Arca {{Disambiguation