Rajendrasinhji then became the first head of the Indian army to be designated Chief of Army Staff .
With effect from 1 April 1955 , the President of India was constitutionally designated the Commander - in - chief of the Indian Armed Forces .
Rajendrasinhji then became the first head of the India army to be designated Chief of Army Staff .
With effect from 1 April 1955 , the President of India was constitutionally designated the Commander - in - chief of the Indian Armed Forces .