Gilbert Achcar (Arabic: ????? ???????; 5 November 1951) is a Lebanese academic, writer, and self-proclaimed socialist.
He is a Professor of Development Studies and International Relations at the School of Oriental and African Studies of the University of London.
His research interests cover the Near East and North Africa, the foreign policy of the United States, Globalisation, Islam, and Islamic fundamentalism.
He is also a Fellow at the International Institute for Research and Education.