CWO

CWO may refer to:


 * Cadet Warrant Officer, a cadet rank in the British Air Training Corps and the RAF Section of the Combined Cadet Force
 * Cadmium tungstate, a scintillator
 * Cash With Order, a standard UK commercial term
 * Chief Warrant Officer, a non-commissioned rank in the Canadian military
 * Chief Weather Officer
 * Chief Web Officer, an executive who is in charge of the web presence for an organisation
 * Communist Workers Organisation (disambiguation), one of several organisations
 * Completion and Workover, a subsea operation performed on subsea well
 * Conservative Women's Organisation, an organisation within the Conservative Party in the United Kingdom.
 * Contingent Workforce Outsourcing
 * Corrective Work Order, a penalty for littering in Singapore
 * Chief Warrant Officer, a warrant officer in the United States military in the grade of W-2 or higher.

cWo (Carolina World Order )