HESA may refer to: Hisyah, an alternative name for a town in Syria Iran Aircraft Manufacturing Industrial Company, an Iranian aircraft manufacturer Higher Education South Africa, an association of universities in South Africa Higher Education Statistics Agency, a statistics-collection agency in the United Kingdom Higher Education Support Act 2003, an Australian Act of Parliament relating to the funding of higher education that came into effect on 1 January 2005 Harvard Extension Student Association, a student government organization for Harvard Extension School Hybrid dry electrode array, sensors to record EEG signals