A Chief of Staff or Chiefs of Staff is defined as ''the senior officer of any of several services of the armed forces of several nations'' and may refer to: *The United States

Joint Chiefs of Staff The Joint Chiefs of Staff (JCS) is the body of the most senior uniformed leaders within the United States Department of Defense, that advises the president of the United States, the secretary of defense, the Homeland Security Council and t ...

*The British

Chiefs of Staff Committee The Chiefs of Staff Committee (CSC) is composed of the most senior military personnel in the British Armed Forces who advise on operational military matters and the preparation and conduct of military operations. The committee consists of the Ch ...

*The Canadian chiefs of staff committee, replaced after Unification in 1968 by the

Armed Forces Council The Armed Forces Council is the senior military body of the Canadian Armed Forces. It meets to advise and assist the Chief of the Defence Staff (Canada), Chief of the Defence Staff (CDS) on all matters concerning the command, control, and administ ...

* ''Chief of Staff'' (TV series), a 2019 South Korean television series

See also