CSJ or C.S.J. may refer to: Campaign for Social Justice, a group which began campaigning for civil rights in Northern Ireland in 1964 Centre for Social Justice CSJ Alliance CSJ Awards Chemical Society of Japan Congregation of the Sisters of Saint Joseph Cultic Studies Journal predecessor to the Cultic Studies Review Superior Council of the Judiciary of Colombia ICAO airline designator for Castle Aviation Jung Chan-Sung, a South Korean mixed martial artist Critical social justice, a term used by critics of social justice movements