• Abu Sayyaf - Philippines
• al-Qaeda - international
• Hamas - Palestine/Israel
• Hizballah - Lebanon
• Palestinian Islamic Jihad - Palestine/Israel
• Egyptian Islamic Jihad - Egypt
• Maktab al-Khidamar - Afghanistan
• People Against Gangsterism and Drugs - South Africa

Palestinian terrorist groups (not Islamist)

• Abu Nidal Organization - international (went by the name of Black September during the 1972 Olympics in Munich)
• Palestine Liberation Organization - Palestine, Israel
• Popular Front for the Liberation of Palestine (PFLP) - Palestine, Israel
• PFLP-GC - Palestine, Israel

Zionist terrorist groups

• Irgun - British mandate of Palestine
• Jewish Defense League - United States
• Kach - Israel and United States
• Stern gang - British mandate of Palestine

Leftist terrorist groups

• Action Directe[?] - France
• Chukaku-Ha[?] - Japan
• Japanese Red Army (Sekigun) - Japan
• Khmer Rouge - Cambodia
• Manuel Rodríguez Patriotic Front[?] - Chile
• Montoneros - Argentina
• National Liberation Army - ELN in Colombia
• November 17 (terrorist group) - Greece
• Red Army Faction - Germany
• Red Brigades (Brigade Rosse) - Italy
• Revolutionary Armed Forces of Colombia (FARC) - Colombia
• Shining Path (Sendero Luminoso) - Peru
• Symbionese Liberation Army - USA
• Weathermen - United States

Neo-Nazi and white-supremacist groups

• Boeremag - South Africa
• Combat 18 - United Kingdom
• Ku Klux Klan - USA
• Organisation de l'Armée Secrète - France, Algeria
• World Church of the Creator - USA

Nationalist/separatist terrorist groups (not Palestinian)

• ETA (Basque Fatherland and Liberty) - Spain and southern France
• Front de Libération du Quebec - Canada
• Continuity Irish Republican Army - Northern Ireland, United Kingdom
• Provisional Irish Republican Army (PIRA) - Northern Ireland, United Kingdom
• Real Irish Republican Army - Northern Ireland, United Kingdom
• Irish National Liberation Army ? Northern Ireland
• Kurdistan Workers Party (PKK) - Turkey
• Liberation Tigers of Tamil Eelam - Sri Lanka
• Los Macheteros - Puerto Rico
• Loyalist Volunteer Force - Northern Ireland, United Kingdom
• Mau Mau - Kenya
• Orange Volunteers[?] - Ireland, United Kingdom
• Umkhonto we Sizwe (Spear of the nation) - South Africa

Anarchist terrorist groups

• The Angry Brigade - United Kingdom

Other terrorist groups

• Aum Supreme Truth (Aum Shinrikyo) - Japan
• Contras - Nicaragua
• Croatian Revolutionary Brotherhood[?] - Yugoslavia
• Death squads - El Salvador
• Earth Liberation Front - USA - avoids harming people or animals, but considered by many to be a terrorist group
• EOKA[?] (Ethniki Organosis Kypriakou Agonistov) - Cyprus
• GRAPO[?] - Spain
• Interahamwe[?] - Rwanda
• Justice Commandoes of the Armenian Genocide[?] - Turkey
• Revolutionary United Front[?] - Sierra Leone

See also: List of guerrilla movements