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.
Hasan Ibn al-Haytham (Latinized Alhazen ; full name Abū ʿAlī al-Ḥasan ibn al-Ḥasan ibn al-Haytham أبو علي، الحسن بن الحسن بن الهيثم; c.
Muhammad Ibn Battuta (or Ibn Baṭūṭah) (; Arabic: محمد ابن بطوطة; fully ʾAbū ʿAbd al-Lāh Muḥammad ibn ʿAbd al-Lāh l-Lawātī ṭ-Ṭanǧī ibn Baṭūṭah; Arabic: أبو عبد الله محمد بن عبد الله اللواتي الطنجي بن بطوطة) (February 25, 1304 – 1368 or 1369) was a Moroccan scholar who widely travelled the medieval world.
Taqī ad-Dīn Ahmad ibn Taymiyyah (Arabic: تقي الدين أحمد ابن تيمية, January 22, 1263 - September 26, 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.
Ibogaine is a naturally occurring psychoactive substance found in plants in the Apocynaceae family such as Tabernanthe iboga, Voacanga africana and Tabernaemontana undulata.
AIX (Advanced Interactive eXecutive, pronounced ) is a series of proprietary Unix operating systems developed and sold by IBM for several of its computer platforms.