This article is a list of notable think tanks sorted by country.

United Nations

• United Nations University (UNU)
• Global Governance Institute (GGI)

European Union

• European Council on Foreign Relations
• Global Governance Institute
• Leap2020
• OneEurope

Afghanistan

• Afghanistan Institute of Peace

Albania

• Albanian Institute for International Studies

Argentina

• Balseiro Institute
• Institute of Scientific and Technical Research for Defense
• Leloir Institute
• National Agricultural Technology Institute
• National Atomic Energy Commission
• National Institute of Industrial Technology
• National Scientific and Technical Research Council

Australia

Azerbaijan

• Center for Economic and Social Development (CESD)

Bangladesh

• Bangladesh Institute of Development Studies (BIDS)
• Bangladesh Institute of Law and International Affairs (BILIA)
• Bangladesh Institute of Peace and Security Studies (BIPSS)
• Centre for Policy Dialogue (CPD)
• Making Our Economy Right (MOER)

Belgium

Bosnia and Herzegovina

Brazil

• Fundação Getúlio Vargas
• Institute of Applied Economic Research

Canada

Chile

• Centro de Estudios Públicos
• Libertad y Desarrollo^[1]

China

• China Center for International Economic Exchanges
• China Development Institute
• Chinese Academy of Social Sciences^[1]
• Chinese Academy of Sciences
• Shanghai Academy of Social Sciences
• State Information Center of China
• Taihe Institute
• Center for China and Globalization
• People's Liberation Army Academy of Military Sciences
• China Institute for Innovation and Development Strategy
• China Development Institute
• China Institute of International Studies
• China Institutes of Contemporary International Relations

Costa Rica

• Facultad Latinoamericana de Ciencias Sociales^[1]

Croatia

• ZRIN - Institute for Development and Sustainability of Croatia https://www.zrin-institut.hr/

Czech Republic

• CEVRO
• Institute for Social and Economic Analyses
• Liberální institut

Denmark

Egypt

Finland

France

Georgia

• Georgian Foundation for Strategic and International Studies
• New Economic School – Georgia

Germany

Greece

• Centre of Planning and Economic Research (KEPE)
• Hellenic Foundation for European and Foreign Policy (ELIAMEP)
• International Centre for Black Sea Studies (ICBSS)

Hong Kong

Hungary

• Centre for Fair Political Analysis
• Club of Budapest
• Danube Institute
• Millennium Institute

India

Indonesia

Ireland

Iran

Israel

Italy

Japan

Kazakhstan

• Kazakhstan Institute for Strategic Studies (KISS)

Kenya

• Kenya Institute for Public Policy Research and Analysis

Lebanon

• Issam Fares Institute for Public Policy and International Affairs

Malaysia

• Institute for Democracy and Economic Affairs (IDEAS)

Mexico

• Center of Research for Development (CIDAC)
• Instituto de Pensamiento Estratégico Ágora (IPEA)

Netherlands

New Zealand

Nigeria

Pakistan

Philippines

• Center for Research and Communication (CRC)
• Foreign Service Institute (FSI)

Poland

Russia

Saudi Arabia

• King Abdullah Petroleum Studies and Research Center

Serbia

• Balkan Trust for Democracy
• Centre for Contemporary Politics
• European Fund for the Balkans
• Institute of International Politics and Economics
• Institute of Political Studies in Belgrade

Singapore

Slovakia

South Africa

• Centre for Conflict Resolution^[1]
• Free Market Foundation^[1]
• Institute for Security Studies^[1]

South Korea

Spain

Sri Lanka

• Lakshman Kadirgamar Institute of International Relations and Strategic Studies
• LIRNEasia

Sweden

Switzerland

Taiwan

Turkey

Ukraine

United Arab Emirates

United Kingdom

United States