Liberator can refer to several things:
- In a political sense, a person or thing that delivers a group of people or a nation from conquest or political oppression.
- Simón Bolívar, known as El Libertador in Spanish.
- José de San Martín known as El Libertador in Spanish.
- Liberatores was the name given to the assassins of Julius Caesar (most notably, Brutus and Cassius).
- The Irish statesman known as "the Liberator", Daniel O'Connell.
- The World War II heavy bomber, the Consolidated B-24 Liberator.
- The FP-45 Liberator Pistol, a crude stamped pistol used in World War II.
- "The Liberators" is the nickname of the U.S. 14th Armored Division.
- Liberator, the heroes' fictional spacecraft in the first three seasons of the TV series Blake's 7.
- An arcade game by Atari Games: Liberator.
- The Liberator, an abolitionist newspaper published by William Lloyd Garrison.
- The Liberator, a monthly periodical (1918-1924) published by Max Eastman that focussed on radical socialist politics, philosophy, and arts.
- Liberator, a magazine of radical liberalism associated with the Liberal Democrats.
- The Liberators (Marvel Comics): A superhuman anti-american group opposed to The Ultimates in the Ultimate Marvel imprint.
Also see: Libertadores
El Libertador (desambiguación)