Cen or CEN may refer to:
The Central Intelligence Agency (CIA) is a civilian foreign intelligence service of the United States federal government, tasked with gathering, processing, and analyzing national security information from around the world, primarily through the use of human intelligence (HUMINT).
A central processing unit (CPU) is the electronic circuitry within a computer that carries out the instructions of a computer program by performing the basic arithmetic, logical, control and input/output (I/O) operations specified by the instructions.
Central America (Spanish: "América Central" or "Centroamérica") is the southernmost, isthmian portion of the North American continent, which connects with South America on the southeast.
The Central African Republic (CAR; Sango: Ködörösêse tî Bêafrîka; French: République centrafricaine pronounced: [ʁepyblik sɑ̃tʁafʁikɛn], or Centrafrique [sɑ̃tʀafʁik]) is a landlocked country in Central Africa.
Central Park is an urban park in Manhattan, New York City. Central Park is the most visited urban park in the United States, with 40 million visitors in 2013, and one of the most filmed locations in the world.
A census is the procedure of systematically acquiring and recording information about the members of a given population.