Black Wednesday (disambiguation)

Black Wednesday was a British financial crisis on 16 September 1992.

Black Wednesday may also refer to:
 * Other one-time events:
 * Black Wednesday 1878, a political crisis in Victoria, Australia
 * Black Wednesday (air travel), a 1954 crisis in air-traffic control
 * Black Wednesday (comic), a 1959 Disney comic by Carl Barks
 * Black Wednesday, a day of despair in the 1967 Chicago White Sox season
 * 1974 Super Outbreak, April 3, 1974, the most violent tornado outbreak on Record with 30 out of 148 Tornadoes being of F4-F5 intensity, with 7 F5 Tornadoes.
 * Black Wednesday, a day in 1981 when Michael Scott fired forty employees at Apple Computer
 * Black Wednesday, Wednesday 26th March 1986, the day when Swindon Works closed after 143 years of operation.
 * Black Wednesday, a day of mass sexual assault in Egypt in 2005
 * The most prolific day with Tornadoes in Recorded History, 2011 Super Outbreak, which saw 216 tornadoes with 15 Violent Tornadoes and 4 EF5 Tornadoes.
 * The first Wednesday of the 2013 Wimbledon Championships
 * Black Wednesday in United Kingdom health care, first Wednesday in August, parallel to U.S. "July effect"