The Journal of Arabic and Islamic Studies (JAIS) is an international, peer-reviewed, open access, academic journal. It is also the world's most widely read journal in the field of Arabic, Islamic and Middle Eastern Studies.

The main aim of the journal is to promote the study of history, language, literature and culture through the publication of research articles. It was founded in 1995 by Joseph N. Bell (University of Bergen, Norway) and Petr Zemánek (Charles University, Prague). Between 2007 and 2012 the general editor was Alex Metcalfe (Lancaster University, UK). The current editors are Lutz E. Edzard and Stephan Guth (University of Oslo, Norway)

Volumes from 1995-2002 were published on paper by Edinburgh University Press. The Journal is now published electronically: it is hosted by Lancaster University (mirror site) and IKOS, University of Oslo (main site).