UE

Ue may refer to:
* Ue (digraph), a digraph used in some writing systems. Its variant "Ü" is a letter representing a vowel in the Estonian, German, Hungarian, and Turkish alphabets, and in pinyin
* Ue people, a tribe from the Centre Province, Cameroon

UE can be an abbreviation for:
* European Union, in the Romance languages
* Transeuropean Airlines, IATA airline designator
* "Ultimate Elektra", a four-issue comic book mini-series
* Union Electric Company, a defunct utility
* United Electrical, Radio and Machine Workers of America, a trade union
* United Empire Loyalists, post-nominal letters for the only hereditary title of Canada
* "Universe Estimate", a Nielsen Media Research term
* Upper extremity, an arm
* Urban exploration
* Use of English, a popular subject in the Hong Kong Advanced Level Examination
* UE (wireless telephone), user equipment in 3G mobile telephone systems
* User experience design
* Universal Edition, a music publisher

In software:
* UltraEdit, a software text editor for Microsoft Windows
* Unreal Engine, a widely-used 3D game engine developed by Epic Games

In education:
* University of Exeter, a university in England
* University of the East, a university in the Philippines
* University of Evansville, a university in Indiana, United States