List of massacres in Colombia

Name	Data	Place	Dead	Injured	Perpetrator	Notes
Putumayo genocide	1879–1912	Putumayo Department	32,000 to 40,000+	unknown	Peruvian Amazon Company	Members of the Huitoto, Andoques, Yaguas, Ocaina and Boras groups were hunted and enslaved so they could be used to extract latex. During this time period, several tribes became extinct.
Banana massacre	December 6, 1928	Ciénaga, Magdalena	estimated 47 to 2,000	unknown	Colombian Army	Massacre of striking United Fruit Company workers by the Colombian Army
1939 Gachetá massacre	January 8, 1939	Gachetá, Cundinamarca	9	17	uncertain	The details of the event have been controversial, but the official version showed a balance of nine dead and 17 wounded, all related to the Colombian Conservative Party.
Bogotazo	April 9, 1948	Bogotá	600-3,000	450		Massive riots took place in Bogotá, after the assassination of presidential candidate Jorge Eliécer Gaitán.
Palace of Justice siege	November 6–7, 1985	Palace of Justice, Bogotá	98	Several	19th of April Movement	Members of the 19th of April Movement take over the Palace of Justice, the home of the Supreme Court of Colombia, in hopes of forcing a trial of President Belisario Betancur. 98 people were killed, including 35 militants, 48 soldiers and 11 of the 25 Supreme Court Justices.
Tacueyó massacre	November 1985 and January 1986	Town of Tacueyó, Toribío, Cauca	164	unknown	Ricardo Franco Front	The Tacueyó massacre occurred between November 1985 and January 1986 in the township of Tacueyó, where the guerrilla "Comando Ricardo Franco Frente-Sur" was attacked. The massacre was discovered on December 13, 1985, and was carried out by guerrillas Hernando Pizarro Leongómez and Jose Fedor Rey alleging that the 164 guerrillas killed in their own group were, according to them, infiltrators or informers of the National Army of Colombia or the CIA.
Pozzetto Massacre	December 4, 1986	Bogotá	30	12	Campo Elías Delgado	Campo Elías Delgado kilis his mother and 28 others in a killing spree before being shot dead by police
Massacre of Trujillo	1988–1994	Trujillo, Valle del Cauca	estimated 245 to 342	unknown	Cali Cartel	Some 245 to 342 people, including unionists and suspected guerrilla supporters, were tortured and dismembered by paramilitaries and the Cali Cartel with the complicity of active members of the Colombian military and police.
"False positives"	1988–2010	nationwide	6,402+	unknown	Escudo Fuerzas Militares de Colombia.svg|size=23px