U2 (disambiguation)

U2 is an Irish rock band.

U2 or U-2 may also refer to:

In military:
* Lockheed U-2, a U.S. reconnaissance aircraft
* Polikarpov U-2, a Soviet biplane
* German submarine "U-2", one of several German submarines

In railway:
* U2 (Berlin U-Bahn) line on the Berlin U-Bahn
* Siemens-Duewag U2, a light rail vehicle
* U2, a line on the Vienna U-Bahn
* U2, a line on the Frankfurt U-Bahn
* U2, a line on the Hamburg U-Bahn
* U2, a line on the Munich U-Bahn
* U2, a line on the Nuremberg U-Bahn

In other uses:
* "U2" (EP), an EP by Negativland
* U2 Kannada Music TV Channel, a Kannada-language television channel
* U2 Clothing, a casual-wear brand
* IBM U2, UniVerse and UniData database systems
* Urotensin 2, a cardiovascular peptide
* easyJet's IATA airline code
* U2, a dry-cell battery type now known as D type
* U2, an unemployment figure released by the US Bureau of Labor Statistics

ee also

* U-2 Crisis of 1960, an international incident involving the Lockheed U-2