The following is a list of chronological attacks against civilians and military attributed to the Liberation Tigers of Tamil Eelam (LTTE), commonly known as the Tamil Tigers. The attacks include massacres, bombings, robberies, ethnic cleansing, military battles and assassinations of civilian and military targets. The LTTE is a separatist militant group that fought for a separate Tamil state in the north and east of Sri Lanka between 1976 and 2009. The rebel group has been banned by 33 countries, including the United States, United Kingdom, Canada, India, Malaysia, Sri Lanka and the 27 member nations of the European Union.
In opposition to this list, there is also the List of attacks on civilians attributed to Sri Lankan government forces.
Below are the deadliest attacks from each decade.