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
• U2 (Vienna U-Bahn), of the Vienna U-Bahn system

In other uses:

• U2, a Transport for London bus route from Uxbridge to Brunel University
• U2 spliceosomal RNA, a component of the spliceosome
• U2 haplogroup, a human mitochondrial DNA lineage.
• Ultima II: The Revenge of the Enchantress, a 1982 video game
• Uncharted 2: Among Thieves, a 2009 video game for the PlayStation 3
• U2 (EP), an EP by Negativland
• U2 Kannada Music TV Channel, a Kannada-language television channel
• U2 Clothing, a casual-wear brand
• Rocket U2, UniVerse and UniData database systems
• Urotensin 2, a cardiovascular peptide
• EasyJet's IATA airline code
• U(2), the two-dimensional unitary group
• U2, a dry-cell battery type now known as D battery
• U2, an unemployment figure released by the U.S. Bureau of Labor Statistics
• U-2, an Iamamiwhoami song
• U 2, a television channel in Karnataka, India

See also

• 1960 U-2 incident, an international incident involving a U.S. Lockheed U-2 over the Soviet Union