AGSA

AGSA may refer to


 * The Department for Safeguarding the Interests of Afghanistan, now named KHAD (Khadamat-e Aetla'at-e Dawlati)
 * The Alliance of Girls' Schools Australasia
 * Andrade Gutierrez S.A., a Brazilian private conglomerate
 * The Art Gallery of South Australia
 * The Auditor General of South Africa