IACIS may refer to:
International Association for Computer Information Systems (IACIS; ), in business computing International Association of Computer Investigative Specialists (IACIS; ), in computer security
CIS Interparliamentary Assembly (; Interparliamentary Assembly of Member Nations of the Commonwealth of Independent States; IPA-CIS), the parliamentary assembly of the transnational association CIS successor of the Soviet Union
See also
IACI (disambiguation), for the singular of IACIs lacis (disambiguation)