Institute of Strategic Studies, Centre for Strategic Studies, or Center for Strategic Studies may refer to:
Center for Strategic Studies, a research arm of the Iranian government in Tehran Center for Strategic Studies Jordan, a research institute at the University of Jordan in Amman Centre for Strategic Studies New Zealand, Wellington, New Zealand Institute of Strategic Studies Islamabad, a think tank based in Pakistan
See also Center for Strategic Research (disambiguation) International Institute for Strategic Studies, a British research institute in London Strategic Studies Institute, the U.S. Army's institute for strategic and national security research and analysis