Chief of Staff (Pakistan Army)

Chief of Staff
چیف آف اسٹاف
Flag of the Pakistan Army
Ministry of Defence
Army Secretariat-I at MoD
AbbreviationCOS
Member ofGeneral Headquarters
Reports toCommander-in-Chief
ResidenceRawalpindi Cantonment, Punjab
NominatorCommander-in-Chief
AppointerGovernor General of Pakistan, Prime Minister or President of Pakistan
Term lengthNot fixed
Constituting instrumentArticle
PrecursorDeputy Chief of the General Staff
Formation15 August 1947 (1947-08-15)
First holderNazir Ahmed
Final holderGeneral Abdul Hamid Khan
Abolished20 December 1971 (1971-12-20)
SuccessionOn basis of seniority, subjected to the decision of the Prime Minister of Pakistan.
Unofficial names2nd in Command
DeputyChief Martial Law Administrator
Chief of the General Staff

The Chief of Staff (COS) of the Pakistan Army, was a senior military position that existed from 1947 to 1971 , responsible for assisting the Commander-in-Chief (C-in-C) of the Pakistan Army in operational, administrative, and organisational matters. The COS was essentially the second-in-command of the army during this period. This position was abolished in 1971.