IB

IB, Ib or ib may refer to:

Business

 * Iberia (airline) (IATA airline code)
 * Information Builders, a software firm
 * International Bank (Liberia)
 * International business
 * Internet Brands
 * Interstate Batteries
 * Intrapreneurial Bricolage

Intelligence

 * FBI Intelligence Branch, the United States Federal Bureau of Investigation's branch in charge of intelligence analysis
 * Intelligence Bureau (India), the domestic intelligence organization of India
 * Intelligence Bureau (Pakistan), the domestic intelligence organization of Pakistan
 * IB, a defunct intelligence agency within the Swedish Army involved in the IB affair

Other

 * The International Baccalaureate, an educational program
 * Intervention Board for Agricultural Produce, a former British government department

Science and technology

 * Inclusion bodies, nuclear or cytoplasmic aggregates of stainable substances, usually proteins
 * Ion beam, a type of charged particle beam
 * I b or I-b, a subtype of Type I supernova; see Type Ib and Ic supernovae
 * IB printing, a Technicolor concept

Computing

 * InfiniBand, a type of computer network technology
 * Infinite baffle, in loudspeaker enclosure design
 * Information behavior, a subdiscipline within the field of library and information science
 * Interface Builder, a user interface design application on Mac OS X that is part of Xcode
 * Invision Power Board, Internet forum software written in PHP

Medicine

 * Ibuprofen, a non-steroidal anti-inflammatory drug
 * Investigator's brochure, a document summarizing pharmacological information about an investigational product

Places

 * Ib railway station, a station in the Indian Railways system
 * Ib River, a river in India
 * Ib Thermal Power Station, near Jharsuguda, Odisha, India
 * Ibb Governorate (also spelled "Ib"), Yemen
 * International border
 * India–Pakistan border or International Border
 * Imperial Beach, California, United States
 * Ingleby Barwick, a town in North Yorkshire, England

Arts and entertainment

 * Ib (video game), a 2012 video game
 * The Ib Award, presented occasionally by the Danish Film Academy
 * Ib, a variant of the language game Ubbi dubbi
 * Ib, a fictional ancient city in H. P. Lovecraft's story "The Doom That Came to Sarnath"
 * Ib, a title character of Ib and Little Christina, a Hans Christian Andersen fairy-tale

People

 * Ibrahim Hussein (artist) (1936–2009), Malaysian artist
 * Ingrid Burley (born 1986), American rapper

Other uses

 * Ib (given name), a Danish male first name
 * Ib (cuneiform), a common-use sign in the Epic of Gilgamesh and other cuneiform texts
 * Ib, "heart", an Ancient Egyptian concept of the soul or spirit
 * Intelligent building, a type of building
 * Inward Bound, an Australian National University sporting event
 * Itinerarium Burdigalense, the oldest known Christian itinerarium
 * Issue Brief, a type of Congressional Research Service Report