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An aide-de-camp (
This is not to be confused with an
The first aide-de-camp is typically the foremost personal aide.
The badge of office for an aide-de-camp is usually the
In Argentina, three officers (one from each armed service, of the rank of lieutenant colonel or its equivalent), are appointed as aide-de-camp to the president of the republic and three others to the minister of defense, these six being the only ones to be called "edecán", which is one Spanish translation for aide-de-camp ("ayudante de campo" is another – "edecán" is a phonetic imitation of the French term; "ayudante de campo" is a word-for-word translation of it).
A controversy was raised in 2006, when president
In each of the armed forces, the chief of staff and other senior officers have their own adjutants, normally of the rank of major or lieutenant colonel, or its equivalent. At unit level, the unit S-1 (personnel officer) doubles as the unit commander's adjutant, although in recent times in many units this practice has been left only for ceremonial purposes, while for everyday duties a senior NCO performs the adjutant's activities.
An aiguillette is worn on the right shoulder by aides-de-camp and adjutants as a symbol of their position, the colour of the aiguillette depending of the rank of the person they are serving (there are golden, tan, silver and red aiguillettes, as well as an olive-green one for combat uniform).