ISAC may refer to:
- internet Speech Audio Codec (as "iSAC"), a wideband speech codec
- Institute for the Study of American Cultures, a defunct organization devoted to the study of pre-Columbian contact between the Old and New Worlds
- Institute for the Study of Ancient Cultures, West Asia & North Africa, a multidisciplinary research center at the University of Chicago
- Information Sharing and Analysis Center, a cybersecurity non-profit organization
- Indian Space Research Organisation Satellite Centre, the lead ISRO centre for technology testing and spacecraft assembly integration in India
- Immune stimulating antibody conjugate, a monoclonal antibody
- Idol Star Athletics Championships, Korean biannual Athletics gathering
People
- Isac, variant spelling of Isaac (name)
- Emil Isac (1886–1954), Romanian poet, dramatist, short story writer and critic
- Isac Ludo (1894–1973), Romanian writer and political figure
- Isac Peltz (1899–1980), Romanian prose writer and journalist
Other
- Vadul lui Isac is a village in Cahul District, Moldova
- the Isac is a French river in the Loire-Atlantique department
This disambiguation page lists articles associated with the title ISAC.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: