SEAC
# SEAC

SEAC may refer to:

* SEAC (computer), a first-generation electronic computer built in 1950
* Senior Enlisted Advisor to the Chairman, an advisor to the United States Joint Chiefs of Staff
* Senior Enlisted Advisor to the Chiefs of Staff Committee, the senior other ranks advisor of to the British Chiefs of Staff Committee
* SESAR European Airports Consortium, a participant in the reform of the fragmented European air traffic management system
* The Society for Electroanalytical Chemistry
* Society for Ethics Across the Curriculum
* South East Asia Command, a World War II Allied military command
* South East Atlantic Conference
* Southeastern Athletic Conference, an intercollegiate athletic conference of historically black colleges and universities in the United States (1929–1961)
* Student Environmental Action Coalition, a coalition of environmental groups in the United States and Canada
* Radio SEAC, see Sri Lanka Broadcasting Corporation
* South Eastern Agricultural College, later Wye College
