The Chief Secretary to the Government (Malay: Ketua Setiausaha Negara; Jawi: كتوا ستياءوسها نڬارا‎) is the most senior officer in the Malaysian Civil Service, secretary to the Cabinet of Malaysia and secretary-general of the Prime Minister's Department.

The title of "Chief Secretary to the Government" in Malaysia dates back to the Federated Malay States.

In 1911, it replaced the office of Resident-General as head of the British colonial administration.

After 1936, the administrative powers of Chief Secretary was transferred to the British High Commissioner.

The appointment of the Chief Secretary to the Government is made under Article 144(3) of the Federal Constitution, where it needs to be approved by His Majesty Yang di-Pertuan Agong, on the certificate of the Public Service Commission with the advice of the Prime Minister.