Officer ranks


British Army and Royal Marines RAF Royal Navy
Field Marshal (Army)
Captain General (RM)
Marshal of the Royal Air Force (MRAF) Admiral of the Fleet
General (Gen.) Air Chief Marshal (Air Chf Mshl) Admiral (Adm)
Lieutenant‑General (Lt.Gen.) Air Marshal (Air Mshl) Vice‑Admiral (V.Adm.)
Major‑General (Maj.Gen.) Air Vice‑Marshal (AVM) Rear‑Admiral (R.Adm.)
Brigadier (Brig.) Air Commodore (Air Cdre.) Commodore (Cdre.)
Colonel (Col.) Group Captain (Gp.Capt.) Captain (Capt.)
Lieutenant‑Colonel (Lt.Col.) Wing Commander (W/Cdr.) Commander (Cdr.)
Major (Maj.) Squadron Leader (Sqn.Ldr.) Lieutenant‑Commander (Lt.Cdr.)
Captain (Capt.) Flight Lieutenant (F/Lt.) Lieutenant (Lt.)
Lieutenant (Lt.) Flying Officer (F/O) Sub‑Lieutenant (S.Lt.)
Second Lieutenant (2nd Lt.) Pilot Officer (P/O) Midshipman (Midsh.)
Officer Cadet (OCdt) Officer Cadet (OC) Officer Cadet (OCdt)