One of the several categories of aides de camp to the Monarch in the United Kingdom

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

 is styled Aide de Camp General.

These are honorary appointments for senior British Army

British Army

The British Army is the land warfare branch of Her Majesty's Armed Forces in the United Kingdom. It came into being with the unification of the Kingdom of England and Scotland into the Kingdom of Great Britain in 1707. The new British Army incorporated Regiments that had already existed in England...

 generals, first made in 1910. There were originally four, but the number was reduced to three in 1988. There were also two in the British Indian Army

British Indian Army

The British Indian Army, officially simply the Indian Army, was the principal army of the British Raj in India before the partition of India in 1947...

 1912-1947.

The current practice is for appointments to be made from the Chief of the General Staff

Chief of the General Staff (United Kingdom)

Chief of the General Staff has been the title of the professional head of the British Army since 1964. The CGS is a member of both the Chiefs of Staff Committee and the Army Board...

, Commander-in-Chief Land Forces and similar levels.

The Aides de Camp General are occasionally required to be present on major State occasions, but otherwise have no military or advisory function.