Listed in the table below are the insignia—emblems of authority—of the British Army.

The page contains the current structure of the British Army.

The uniforms of the British Army currently exist in twelve categories ranging from ceremonial uniforms to combat dress (with full dress uniform and frock coats listed in addition).

The Indian Army during British rule, also referred to as the British Indian Army, was the main military force of India until national independence in 1947.

"Other ranks" (ORs) is the term used to refer to all ranks below officers in the British Army and the Royal Marines.

At the start of 1939, the British Army was, as it traditionally always had been, a small volunteer professional army.