|Common military ranks|
|Field Marshal||Marshal of|
the Air Force
|Admiral||General||Air Chief Marshal|
|Vice Admiral||Lt. General||Air Marshal|
|Rear Admiral||Major General||Air Vice-Marshal|
|Commander||Lt. Colonel||Wing Commander|
|Lt. Commander||Major||Squadron Leader|
|Warrant Officer||Sergeant Major||Warrant Officer|
|1 in the English-speaking world 2 also some Air Forces|
3 In many Commonwealth countries
A Captain in armies, air forces and marine forces, is a rank with a NATO rank code of OF-2. Military rank is a system of hierarchical relationships in Armed forces or civil institutions organized along military lines An Admiral of the Fleet or Fleet Admiral is a military Naval officer of the highest rank For other meanings see Field Marshal (disambiguation Field marshal is a military officer rank Marshal of the Air Force may be used as a generic term for a rank in some Air forces which use a similar title with their air force's name inserted as their most senior rank Admiral is the rank, or part of the name of the ranks of the highest Naval officers Air Chief Marshal ( Air Chf Mshl or ACM) is a senior Air officer rank which originated in and continues to be used by the Royal Air Force (RAF Vice Admiral is a naval rank equivalent to Lieutenant General in seniority Lieutenant General is a Military rank used in many countries The rank traces its origins to the Middle Ages where the title of Lieutenant General was held by the This article is about the air force rank Air marshal (or Sky marshal) is also the term given to federal security agents who travel undercover aboard commercial Rear admiral is a Naval Commissioned officer rank above that of a Commodore and Captain, and below that of a Vice Admiral. Major General or Major-General is a Military rank used in many countries Air Vice-Marshal ( AVM) is an Air officer rank which originated in and continues to be used by the Royal Air Force. Commodore is a Military rank used in many navies for officers whose position exceeds that of a navy captain, but is less than This article refers to the military rank For the Doctor Who character known as the Brigadier see Brigadier Lethbridge-Stewart. Air Commodore ( Air Cdre in the RAF, AIRCDRE in the RNZAF and RAAF, A/C in the former RCAF) is a rank in For information specifically on the Royal Navy rank of captain see Captain (Royal Navy. Colonel ( RP ˈkɜnəl GA ˈkɜrnəl is a Military rank of a Commissioned officer, with corresponding ranks existing in almost every country Group Captain ( Gp Capt in the RAF and Indian Air Force, GPCAPT in the RNZAF and RAAF, G/C in the former Commander is a Military rank which is also sometimes used as a military title depending on the individual customs of a given military service Lieutenant Colonel ( Lieutenant-Colonel in English from the French grade 's spelling is a rank of Commissioned officer in the armies Wing Commander ( Wg Cdr in the RAF, WGCDR in the RNZAF and RAAF, W/C in the former RCAF) is a commissioned Lieutenant Commander ( Lieutenant-Commander in the Royal Navy) is a Commissioned officer rank in many navies Superior Major is a Military rank the use of which varies according to country Squadron Leader is a commissioned rank in the Royal Air Force and the air forces of many countries which have historical British influence Lieutenant (abbreviated Lt or Lieut) is a Military, Naval, Paramilitary, Fire service, Emergency medical services Flight Lieutenant ( Flt Lt in the RAF; FLTLT in the RAAF and RNZAF, F/L in the former RCAF) is a junior Sub-Lieutenant is a military rank It is normally a junior officer rank Lieutenant (abbreviated Lt or Lieut) is a Military, Naval, Paramilitary, Fire service, Emergency medical services Flying Officer ( Fg Off in the RAF FLGOFF in the RAAF FGOFF in the RNZAF F/O in the former RCAF and frequently in the RAF is a junior commissioned A Warrant Officer ( WO) is a member of a military organization holding one of a specific group of ranks. A Sergeant Major is a rank or appointment in many militaries around the world A Warrant Officer ( WO) is a member of a military organization holding one of a specific group of ranks. A Petty Officer is a noncommissioned officer or equivalent in many navies. Sergeant is a rank used in some form by most militaries police forces and other uniformed organizations around the world Sergeant is a rank used in some form by most militaries police forces and other uniformed organizations around the world Leading Rating (or Leading Rate) is the most senior of the junior rates in the British Royal Navy. Corporal is a rank in use in some form by most militaries and also by some police forces or other uniformed organizations Corporal is a rank in use in some form by most militaries and also by some police forces or other uniformed organizations Seaman as a rate refers to one of the lowest rates in a Navy. A Private is a Soldier of the lowest Military rank (equivalent to NATO Rank Grades OR-1 to OR-3 depending on the force served in Aircraftman ( AC) or Aircraftwoman ( ACW) is the lowest rank in the Royal Air Force and the Air forces of several other Commonwealth An army (from Latin Armata "act of arming" via Old French armée) in the broadest sense is the land-based Armed forces An air force, also known in some countries as an air army or historically an army air corps, is in the broadest sense the national military or armed service Marines (from the English adjective marine, meaning of the sea, from Latin language mare, meaning sea via French adjective Ranks and insignia of NATO are combined military insignia used by the member countries of the North Atlantic Treaty Organization. It means a commissioned officer one rank above a lieutenant and one below a major. An officer is a member of an armed force who holds a position of authority Lieutenant (abbreviated Lt or Lieut) is a Military, Naval, Paramilitary, Fire service, Emergency medical services Major is a Military rank the use of which varies according to country It should not be confused with a naval captain or an air force Group Captain, which have a NATO rank code of OF-5. For information specifically on the Royal Navy rank of captain see Captain (Royal Navy. Group Captain ( Gp Capt in the RAF and Indian Air Force, GPCAPT in the RNZAF and RAAF, G/C in the former
Prior to the professionalization of the armed services of European nations subsequent to the French revolution, a captain was a nobleman who purchased the right to head a company from the previous holder of that right. The French Revolution (1789–1799 was a period of political and social upheaval in the History of France, during which the French governmental structure previously an He would in turn receive money from another nobleman to serve as his lieutenant. The funding to provide for the troops came from the monarch or his government; the captain had to be responsible for it. If he was not, or was otherwise court-martialed, he would be dismissed ("cashiered"), and the monarch would receive money from another nobleman to command the company. Otherwise, the only pension for the captain was selling the right to another nobleman when he was ready to retire.
In most countries the air force is the junior service and so air force ranks have been adopted or modified from one of the other services. An air force, also known in some countries as an air army or historically an army air corps, is in the broadest sense the national military or armed service Many, such as the United States Air Force, use a rank structure and insignia similar to those of the army.
However, the United Kingdom's Royal Air Force and the air forces of many Commonwealth countries use a rank structure in which Flight Lieutenant is OF-2. The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom, the UK or Britain,is a Sovereign state located Flight Lieutenant ( Flt Lt in the RAF; FLTLT in the RAAF and RNZAF, F/L in the former RCAF) is a junior A Group Captain is OF-5 and was derived from the naval rank of captain. Group Captain ( Gp Capt in the RAF and Indian Air Force, GPCAPT in the RNZAF and RAAF, G/C in the former
In the unified system of the Canadian Forces, however, the air force rank titles are identical to that of the Army, while the rank insignia is common to Army, Navy, and Air Force; thus, an air force or army captain wears two gold stripes on sleeve or epaulet (the same as a naval lieutenant), while the modern equivalent of the British group captain bears the rank and insignia of colonel, i. The Canadian Forces (CF ( French: Forces canadiennes) are the unified Armed forces of Canada, governed by the National Defence Mission AIRCOM is responsible for all aircraft operations in the Canadian Forces enforcing the security of Canada's airspace and providing aircraft for supporting the missions of Epaulette (ˈɛpǝlɛt is a French word meaning "little shoulder" (from épaule, meaning "shoulder" Lieutenant (abbreviated Lt or Lieut) is a Military, Naval, Paramilitary, Fire service, Emergency medical services Colonel ( RP ˈkɜnəl GA ˈkɜrnəl is a Military rank of a Commissioned officer, with corresponding ranks existing in almost every country e. four gold stripes on sleeve or epaulet (same as a naval captain).
A variety of images illustrative of different forces' insignia for captain (or captain-equivalents) are shown below:
Hauptmann insignia of German Army
Captain (Captaen) insignia of the Irish Army
Captain insignia of the British Army
Captain insignia of US Army and US Air Force. Taewi (대위 is a Korean military rank used in the armed forces of South Korea. South Korea, officially the Republic of Korea and often referred to as Korea ( Korean: 대한민국 tɛː Hauptmann is a German word usually translated as Captain when it is used as an officer's rank in the German, Austrian and Swiss armies Germany, officially the Federal Republic of Germany ( ˈbʊndəsʁepuˌbliːk ˈdɔʏtʃlant is a Country in Central Europe. Hauptsturmführer was a Nazi rank of the SS which was used between the years of 1934 and 1945 Nazi Germany and the Third Reich are the common English names for Germany under the regime of Adolf Hitler and the National Socialist German Workers Lokhagos (Λοχαγός abbreviated as Λγος is used in the Greek language to mean " Captain " Greece (Ελλάδα transliterated: Elláda, historically, Ellás,) officially the Hellenic Republic (Ελληνική Δημοκρατία Turkey (Türkiye known officially as the Republic of Turkey ( is a Eurasian Country that stretches Afghanistan /æfˈgænɪstæn/ officially the Islamic Republic of Afghanistan ( Pashto: د افغانستان اسلامي جمهوریت, Vietnam (ˌviːɛtˈnɑːm Việt Nam) officially 
Căpitan insignia of the Romanian Armed Forces