Bull Run or Bullrun may refer to:

Military

First Battle of Bull Run The First Battle of Bull Run, called the Battle of First Manassas
. by Confederate States ...

(First Manassas), 1861, the first major battle of the American Civil War *

Second Battle of Bull Run The Second Battle of Bull Run or Battle of Second Manassas was fought August 28–30, 1862, in Prince William County, Virginia, as part of the American Civil War. It was the culmination of the Northern Virginia Campaign waged by Confederate ...

(Second Manassas), 1862, a later battle also at Bull Run * Operation Bull Run, a military operation of the Iraq War and part of Operation Marne Torch *

Bullrun (decryption program) Bullrun (stylized BULLRUN) is a clandestine, highly classified program to crack encryption of online communications and data, which is run by the United States National Security Agency (NSA). The British Government Communications Headquarters ...

, a secret anti-encryption program run by the US National Security Agency (NSA) * USNS ''Bull Run'' (T-AO-156), an oil tanker

Places in the United States

Virginia

Bull Run (Occoquan River tributary) Bull Run is a U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map, accessed August 15, 2011 tributary of the Occoquan River that originates from a spring in the Bull Run Mountains in Loudoun County, ...

, a stream in Fairfax, Loudoun, and Prince William counties, site of the Civil War battles ** Bull Run, Fairfax County, Virginia, a census-designated place west of Centreville, east of the stream; See U.S. Route 29 in Virginia **

Bull Run, Prince William County, Virginia Bull Run is a census-designated place (CDP) in Prince William County, Virginia. The population was 14,983 at the 2010 census. History Two major battles of the American Civil War, the First Battle of Bull Run and the Second Battle of Bull Run, to ...

, a census-designated place northwest of Manassas, west of the stream ** Bull Run Mountain Estates, Virginia, a census-designated place in Prince William County, southwest of the stream ** Bull Run Regional Park, on the stream in Fairfax County *

Bull Run Mountains The Bull Run Mountains are a mountain range of the Blue Ridge Mountains in northern Virginia in the United States. They are located approximately east of the main chain, across the Loudoun Valley. The Bull Run Mountains, together with Catoct ...

, a mountain range in Fauquier, Loudoun, and Prince William counties

Elsewhere

* Bull Run Mountains (Nevada), a mountain range in Elko County * Bull Run (Deep River tributary), a stream in Guilford County, North Carolina *

Bull Run River (Oregon) The Bull Run River is a tributary of the Sandy River (Oregon), Sandy River in the U.S. state of Oregon. Beginning at the lower end of Bull Run Lake in the Cascade Range, it flows generally west through the Bull Run Watershed Management Unit (BR ...

** Bull Run Lake, a reservoir, an impoundment of the river ** Bull Run Hydroelectric Project, a former dam project on the river ** Bull Run, Oregon, an unincorporated community named for the river ** Bull Run National Forest, a former national forest * Bull Run Creek, a stream in South Dakota * Bull Run Fossil Plant also known as Bull Run Steam Plant, a coal-fired electric generating station owned by the Tennessee Valley Authority

Entertainment

* ''Bull Run'' (novel), a young adult novel by Paul Fleischman about the First Battle of Bull Run * ''

The Battles of Bull Run ''The Battles of Bull Run'', subtitled "Manassas – June 1861 and August 1862", is a board wargame published by Simulations Publications Inc. (SPI) in 1972 that contains two American Civil War simulations covering the First Battle of Bull Run ...

'', a 1973 board wargame that simulates both battles of Bull Run * Bullrun Rally, an automobile rally in North America * Bull running, a defunct event once common in England, in which townsfolk chased down a bull then slaughtered it **

Stamford bull run The Stamford bull run was a bull-running and bull-baiting event in the English town of Stamford, Lincolnshire. It was held on St Brice's Day (13 November), for perhaps more than 600 years, until 1839. A 1996 ''Journal of Popular Culture'' pap ...

, the last surviving such event, ending in 1839 ** Tutbury bull run *

Running of the bulls A running of the bulls (, from the verb ''encerrar'', 'to corral, to enclose'; , literally 'haste, momentum'; 'bulls in the street', or 'bull-runner') is an event that involves running in front of a small group of bulls, typically six Fiske ...

, events in Spain, Portugal, France, and Mexico, in which people run in front of a number of bulls, often used in bullfighting after the run

Other uses

Bull market A market trend is a perceived tendency of the financial markets to move in a particular direction over time. Analysts classify these trends as ''secular'' for long time-frames, ''primary'' for medium time-frames, and ''secondary'' for short time ...