IB, Ib or ib may refer to:
The Iberian Peninsula , also known as Iberia , is located in the southwest corner of Europe. The peninsula is principally divided between Portugal and Spain, comprising most of their territory.
IBM (International Business Machines Corporation) is an American multinational technology company headquartered in Armonk, New York, United States, with operations in over 170 countries.
Muhammad Ibn Battuta or Ibn Baṭūṭah (; Arabic: محمد ابن بطوطة); February 25, 1304 – 1368 or 1369), fully ʾAbū ʿAbd al-Lāh Muḥammad ibn ʿAbd al-Lāh l-Lawātī ṭ-Ṭanǧī ibn Baṭūṭah (أبو عبد الله محمد بن عبد الله اللواتي الطنجي بن بطوطة), was a Moroccan scholar who widely travelled the medieval world.
Ibn al-Haytham (also known by the Latinization Alhazen or Alhacen, full name Abū ʿAlī al-Ḥasan ibn al-Ḥasan ibn al-Haytham أبو علي، الحسن بن الحسن بن الهيثم c.
Taqī ad-Dīn Ahmad ibn Taymiyyah (Arabic: تقي الدين أحمد ابن تيمية, died 26 September 1328), known as Ibn Taymiyyah for short, was a controversial medieval Sunni Muslim theologian, jurisconsult, logician, and reformer.
IBM Notes (formerly Lotus Notes; see branding, below) and IBM Domino (formerly Lotus Domino) are the client and server, respectively, of a collaborative client-server software platform sold by IBM.
Ibiza (Catalan: Eivissa) is an island in the Mediterranean Sea off the east coast of Spain. It is 150 kilometres (93 miles) from the city of Valencia.
AIX (Advanced Interactive eXecutive, pronounced ) is a series of proprietary Unix operating systems developed and sold by IBM for several of its computer platforms.